2021 ANNUAL HIGHLIGHTS OF THE RESIDENT & FELLOW SECTION - A Representative Collection of Previously Published Articles

 
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2021 ANNUAL HIGHLIGHTS OF THE RESIDENT & FELLOW SECTION - A Representative Collection of Previously Published Articles
A Representative
       Collection
    of Previously
       Published
         Articles

2021 ANNUAL HIGHLIGHTS
OF THE RESIDENT & FELLOW
SECTION
2021 ANNUAL HIGHLIGHTS OF THE RESIDENT & FELLOW SECTION - A Representative Collection of Previously Published Articles
RESIDENT & FELLOW SECTION

HOW CAN I CONTRIBUTE?
The Neurology® Resident & Fellow (R&F) Section provides countless opportunities for trainees to make an introductory contribution
to the field. We have over 12 categories of manuscripts, from Global and Community Health to Clinical Reasoning cases. Every year,
the R&F team develops innovative submission opportunities and new ways to engage our readers and users.

EXPLORE THE R&F SITE                                                       ANSWER OUR MYSTERY CASE QUESTIONS
Access NPub.org/RF for the latest blogs, articles, e-Pearls,               Disseminated via our social media sites, emails, and our website,
Mystery Cases, and other trainee resources. The print issue also           these mini-cases pose fascinating questions for the reader and
features “Resident & Fellow Rounds”—a monthly summary of                   provide instructions for submitting your answers.
the R&F Section articles.
                                                                           CHECK OUT A TOPIC
                                                                           The R&F team members have compiled a list of prospective
SUBMIT AN E-PEARL
                                                                           topics for authors under the following subcategories: Child
These brief educational points often tie in to a Neurology article,
                                                                           Neurology, Opinion & Special Articles, and Emerging
podcast, or item on the website. Each should consist of 85 words
                                                                           Subspecialties.
or less and one reference.
                                                                           ACCESS THE AUTHOR GUIDES
BECOME A PEER REVIEWER                                                     The R&F Author Center provides pictorial guides on writing
Create an account at submit.neurology.org and include any expertise        Clinical Reasoning, Pearls & Oy-sters, and Teaching NeuroImages
terms that interest you. After your profile is complete, contact the       at NPub.org/rfsections.
editorial office at rfsection@neurology.org and you will be added to the
database of available reviewers.                                           HAVE MORE QUESTIONS? HAVE AN IDEA?
                                                                           Contact the editorial office at rfsection@neurology.org.
FOLLOW NEUROLOGY ON SOCIAL MEDIA
Receive the R&F Section alerts including e-Pearls, Mystery
Cases, and recently published article alerts.
 @AANResidentsAndFellows
 @greenjournal
#NeurologyRF                                                                              EDITOR                              DEPUTY EDITOR
                                                                                          Roy E. Strowd III,                  Whitley Aamodt,
 #NeurologyRF                                                                            MD                                  MD
2021 ANNUAL HIGHLIGHTS OF THE RESIDENT & FELLOW SECTION - A Representative Collection of Previously Published Articles
TABLE OF CONTENTS                                                                                                                                                                       Neurology.org

2     Editorial                                                                                              37 Mystery Cases
                                                                                                                Mystery Case: Clinical Reasoning: Recurrent cerebral
3     2021 Writing Award Winner
                                                                                                                ischemia during pregnancies
      Education research: Effect of COVID-19 on Neurology                                                           Zachary Bulwa, Laura P. Dresser, Jamie Clarke, Scott Mendelson.
      Trainees in Italy: A resident-driven survey                                                                   Neurology October 2020, 95 (17) e2453-e2457; DOI: 10.1212/
       December 8, 2020. https://n.neurology.org/content/95/23/1061                                                 WNL.0000000000010829
4     Editorial Team                                                                                         43 Pearls & Oy-sters
6     Top 10 Ways for Program Directors to Use the                                                              Pearls & Oy-sters: Fatal brain edema is a rare
      Neurology Resident & Fellow Section                                                                       complication of severe CACNA1A-related disorder
                                                                                                                    Laurence Gauquelin, Cynthia Hawkins, Emily W.Y. Tam, Steven P.
7     Child Neurology                                                                                               Miller, Grace Yoon.
      Child Neurology: Genetically determined dystonias                                                             https://doi.org/10.1212/WNL.0000000000009223https://n.
      with childhood onset                                                                                          neurology.org/content/94/14/631/tab-article-info
       Travis Larsh, MD, Neil Friedman, MBChB, and Hubert Fernandez, MD                                      48 Right Brain
       2020;94:892-895. DOI:10.1212/WNL.0000000000009040
                                                                                                                Right Brain: Dad’s pride
12 Clinical Reasoning                                                                                               Maria Diaz
                                                                                                                    December 30, 2019, DOI: https://doi.org/10.1212/
   Clinical Reasoning: Bilateral ptosis, dysphagia, and
                                                                                                                    WNL.0000000000008703
   progressive weakness in a patient of French-Canadian
   background                                                                                                51 Teaching NeuroImages
       Pritikanta Paul, MD, Reem Alhammad, MD, and Elie Naddaf, MD                                              Teaching NeuroImages: Pupil-sparing compression of
       Neurology 2020;95:933-938. DOI:10.1212/WNL.0000000000010613                                              oculomotor nerve by posterior cerebral artery vessel
19 Education Research                                                                                               Anfei Li, Anika Tandon, Apostolos J. Tsiouris, et al
                                                                                                                    Neurology March 09, 2020
   Education Research: Neurology Resident EEG Education:
   A Survey of US Neurology Residency Program Directors                                                      54 Teaching Video Neuroimages
       Fábio A. Nascimento, Jay R. Gavvala.                                                                     Teaching Video NeuroImages: Acute hemichorea-
       Neurology December 11, 2020                                                                              hemiballism reverted after IV thrombolysis
                                                                                                                    Caio Disserol, Bárbara Alencar, Jacy Parmera, Adriana Bastos Conforto,
24 Emerging Subspecialties                                                                                          Lécio Figueira Pinto.
   Emerging Subspecialties in Neurology:                                                                            DOI: https://doi.org/10.1212/WNL.0000000000008706
   Neurodevelopmental disabilities
       Nicolas J. Abreu, David K. Urion, Miya R. Asato.                                                      57 Training in Neurology
       Neurology August 14, 2020                                                                                Training in Neurology: Adoption of resident
                                                                                                                teleneurology training in the wake of COVID-19:
28 Global & Community Health                                                                                    Telemedicine crash course
   Global & Community Health: Bringing neurologists into                                                            Alicia M. Zha, Lee S. Chung, Shlee S. Song, Jennifer J. Majersik, Amanda
   shelters for better patient care: Neurons on Wheels                                                              L. Jagolino-Cole.
      Joy Zhuo Ding, Jeff Turnbull, Chris Skinner.                                                                  June 17, 2020, DOI: https://doi.org/10.1212/
      Neurology July 2020, 95 (2) 91-93; DOI: 10.1212/                                                              WNL.0000000000010029
      WNL.0000000000009772                                                                                   62 ePearls
32 Journal Club                                                                                                 May 6, 2020 e-Pearl of the Week:
   Journal Club: Scoping review of prevalence of neurologic                                                     Rhythmic Ictal Nonclonic Hand (RINCH)
   comorbidities in patients hospitalized for COVID-19                                                              https://n.neurology.org/epearls/20200506,
       Guillermo Delgado-García, Antonio Arauz, Teresa Corona.                                                      August 31, 2020, e-Pearl of the Week:
       Neurology July 29, 2020                                                                                      Cogan’s Lid Twitch Sign
                                                                                                                    https://n.neurology.org/epearls/20200831.

About the cover
From: Teaching NeuroImages: Pseudopathologic brain parenchymal enhancement due to vascular compression in parotid tumor
Bernardo Correa de Almeida Teixeira, MD, PhD; Marianna Cioni, MD; Debora Brighente Bertholdo, MD; Luiz Ot´avio de Mattos Coelho, MD; and Dante Luiz Escuissato, MD, PhD
Neurology 2020;94:e1778-1779. doi:10.1212/WNL.0000000000009300.
CT angiography
Coronal (A) and axial (B, C) CT angiography done by right side antecubital vein injection reveals jugular and cervical veins reflux (blue arrows) reaching the parotid tumor (orange arrow), with opacification of
carotid and vertebral arteries (red arrows) and enhancement of intracranial compartment (yellow arrow). Also note hemithyroid contrast reflux (green arrow).
2021 ANNUAL HIGHLIGHTS OF THE RESIDENT & FELLOW SECTION - A Representative Collection of Previously Published Articles
Neurology ® Resident & Fellow Section
    Roy E. Strowd III, MD, MS, MEd, FAAN, and Whitley Aamodt, MD, MPH
    The mission of the Resident & Fellow Section (RFS) is to keep our         In addition to publishing, writing, and reviewing for the journal, the
    readers up to date on issues relevant to trainees, educators, and         RFS Editorial Team members have initiated and developed multiple
    others interested in the training and practice of neurology. The RFS      unique projects over the years, including podcasts (beginning in
    was launched in 2004 by Robert "Berch" Griggs, MD, FAAN, then             2007), weekly e-Pearls (2008), an annual Writing Award (first given
    the editor-in-chief of Neurology, and Karen C. Johnston, MD, MSC,         in 2009), a mentored peer review training program (2016), social
    associate editor. The RFS is a trainee-run editorial team of more than    media presence to disseminate journal content (2019), and the
    20 neurology residents and fellows who are responsible for reviewing,     publication of two books, Clinical Reasoning and Child Neurology,
    editing, and publishing articles. Residents are selected for a three-     with previously published cases compiled to provide an educational
    year term annually through a competitive process that attracts many       resource for trainees and program directors. One of the greatest
    dozens of applicants. The board attracts a diverse applicant pool and     accomplishments of the RFS is the mentor-mentee program designed
    currently 45 percent of editorial team members are women and 25           to pair new RFS team members with recent graduates of the section.
    percent are international members from Italy, Philippines, Mexico,        This past year, the program was expanded under the direction of
    United Kingdom, and Canada. Past editorial team members have              former team member Ariel M. Lyons-Warren, MD, PhD, to serve as
    gone on to other important editorial activities at Neurology and          a structured model for bringing new, young peer reviewers into the
    elsewhere, and they have found the experience a formative part of         process, even outside the RFS itself.
    their careers. This past year, Roy E. Strowd, MD, MEd, MS, FAAN,
                                                                              The RFS webpage has exciting features such as the blog, special
    the RFS associate editor, assumed leadership of the section from
                                                                              e-Pearls formatting, listings of the latest RFS articles, and online
    John J. Millichap, MD, FAAN. He is joined by Deputy Section Editor
                                                                              survey platform for the Mystery Cases. There are also links to other
    Whitley Aamodt, MD, MPH, another former editorial team member.
                                                                              resident and fellow resources on the Neurology website and at AAN.
    Photographs and brief biographies of the current Resident & Fellow
                                                                              com. We publish one RFS article in every print issue of Neurology,
    Section editorial team can be found in this Highlights booklet.
                                                                              and the “Resident and Fellow Rounds” commentary written
    The number of submissions to the section has grown considerably           monthly by the RFS section editors provides summaries of RFS
    from 481 submissions in 2013 to 1,133 in 2020 (Figure 1). This            articles published with each issue. The RFS editorial team members
    represents a 235-percent increase from 2013 and a 139-percent             are proud of the additional exposure through print distribution
    increase from 2019. The RFS publishes primarily case reports and          and expect that this will undoubtedly encourage the continued
    opinion pieces, with scientific research articles limited to education    submission of high-quality manuscripts. Recognizing the role of
    research. The subsections are curated by the RFS Editorial Team           social media in medicine and daily life, the RFS delivers regular
    members and focus on (1) case-based clinical neurologic education,        Instagram, Twitter, and Facebook posts and is involved in the
    including Clinical Reasoning, Pearls & Oy-sters, Child Neurology,         Neurology Minute™ daily briefing as well.
    Teaching NeuroImages, and Mystery Cases; (2) graduate medical
                                                                              Neurology recognizes that the future of the journal, and the future of
    education, including Journal Club, Global and Community Health,
                                                                              the field of neurology itself, depends on the interest and commitment
    and Education Research; and (3) career issues, including Emerging
                                                                              of its readers and writers. This journal is one of the most important
    Subspecialties in Neurology. Descriptions of these subsections
                                                                              records of our profession, and current trainees are the profession’s
    appear in this Highlights booklet and include the top representative
                                                                              most valuable resource. Accordingly, the RFS is strongly supported
    articles published in the past year as selected by the RFS Editorial
                                                                              by Neurology’s current Editor-in-Chief José G. Merino, MD, MPHIL,
    Team members.
                                                                              FAHA, FAAN; Executive Editor Patty Baskin; editorial staff; the
    Over the past year, the RFS responded to the considerable challenges      AAN; and publisher Wolters Kluwer. In particular, Managing Editor
    presented by the COVID-19 pandemic with a call for papers on the          Kathy Pieper has provided continual assistance and encouragement
    impact of COVID-19 on training in neurology. Of the 73 Neurology          without which the section could not have survived. We welcome
    articles published on the COVID-19 pandemic, 14 (19 percent)              submission of manuscripts for the Resident & Fellow Section, and
    were published in the RFS including nine case-based publications          author instructions can be found at Neurology.org. Papers submitted
    describing neurological manifestations in patients with COVID-19          for this section will undergo the same thorough peer-review
    and five articles relating to adaptation of training in response to the   process as all Neurology submissions, and it is anticipated they will
    pandemic. The RFS has also expanded its blog site to provide a forum      reflect the same high level of quality. It is further expected that
    for resident and fellow dialogue on the pandemic as well as health        manuscripts published in the section will carry the same academic
    equity, anti-racism, and virtual learning.                                weight, whether online or in print, as papers published elsewhere
                                                                              in the Neurology journals. We also continue to welcome input from
    Education is central to the mission of the RFS. In 2020, Neurology
                                                                              our readers, including program directors and other educators, on
    received 87 education articles which is up from 11 in 2012 and 49 in
                                                                              features that will be most valuable. Questions and comments should
    2019. The Education Research subsection publishes research articles
                                                                              be addressed to Roy Strowd, Whitley Aamodt, or Kathy Pieper at
    on new teaching, learning, and assessment methods. Training in
                                                                              rfsection@neurology.org. We hope you enjoy this year’s edition of the
    Neurology describes innovative approaches to teaching at all levels of
                                                                              Highlights of the Resident & Fellow Section!
    training. These two submission types in addition to Contemporary
    Issues—Innovations in Education accept a range of manuscripts             Roy E. Strowd III, MD, MS, MEd, FAAN, Section Editor
    describing best practices and new innovations in education within         Resident &Fellow Section
    neurology.
                                                                              Whitley Aamodt, MD, MPH, Deputy Section Editor
                                                                              Resident & Fellow Section
2
2021 ANNUAL HIGHLIGHTS OF THE RESIDENT & FELLOW SECTION - A Representative Collection of Previously Published Articles
2021 Resident & Fellow Section Writing Award

                                                  Education Research
                                                  Effect of the COVID-19 pandemic on neurology
                                                  trainees in Italy: A resident-driven survey
                                                  Elena Abati and Gianluca Costamagna
                                                  Neurology 2020;95;1061-1066

The Neurology Resident & Fellow Section Writing Award is intended to recognize the extraordinary writing abilities of those currently in
training in neurology. Eligible manuscripts will include any submitted to and published in the Neurology Resident & Fellow Section, whether
online or in print. Submissions on any topic of interest to trainees and in any subcategory of the section will be eligible. The main criteria
for selection will be educational value, novelty, depth of exposition, and clarity of writing. At least one author of the manuscript must be a
resident or fellow in one of the neurologic subspecialties. All authors will be considered equal recipients of the award in order to recognize
and encourage collaborative work among trainees. The award will be announced in early 2022 and will be awarded for a paper published in
2021.
No formal application process is required. All manuscripts submitted to the section will be considered. Manuscripts should be submitted
online at NPub.org/submit. Please direct any questions to rfsection@neurology.org.

  PAST RECIPIENTS
  2020 Award Winner                               2017 Award Winner                                2014 Award Winner
  Right brain: Art and the restoration of         Pearls & Oy-sters: Episodic ataxia type 2:       Right Brain: A reading specialist with alexia
  identity in dementia                            Case report and review                           without agraphia: Teacher interrupted
  Bryan J. Neth, MD, PhD                          of the literature                                Jason Cuomo, MA; Murray Flaster,
  Neurology 2019; 93:719-721                      Elan L. Guterman, MD;                            MD, PhD; and José Biller, MD
                                                  Brian Yurgionas, MD, MS; and                     Neurology January 7, 2014, 82:e5-e7
  2019 Award Winner                               Alexandra B. Nelson, MD, PhD
  Emerging Subspecialties in Neurology:           Neurology June 7, 2016, 86:23 e239-e241          2013 Award Winner
  Pain medicine                                                                                    Clinical Reasoning: A 55-year-old woman
  Nathaniel M. Schuster, MD, and
                                                  2016 Award Winner                                with vertigo: A dizzying conundrum
  Jacob R. Hascalovici, MD, PhD                   Emerging Subspecialties in Neurology:            Daniel R. Gold, DO, and
                                                  Telestroke and teleneurology                     Stephen G. Reich, MD
  Neurology 2018;91;1025-1028
                                                  Sunil A. Mutgi, MD; Alicia M. Zha, MD; and       Neurology October 23, 2012, 79:e146-e152
  2018 Award Winner                               Reza Behrouz, DO
  Clinical Reasoning: An 82-year-old man          Neurology June 2, 2015, 84:22 e191-e193          2012 Award Winner
  with worsening gait                                                                              Child Neurology: Brachial plexus
                                                  2015 Award Winner                                birth injury: What every neurologist needs
  Sheena Chew, MD; Ivana Vodopivec, MD,
  PhD; and Aaron L. Berkowitz, MD, PhD            Clinical Reasoning: An unusual cause             to know
                                                  of transverse myelitis?                          Christina B. Pham, MD;
  Neurology November 21, 2018,
  89:21e246-e252                                  Pavan Bhargava, MD, and                          Johannes R. Kratz, MD;
                                                  Rodger J. Elble, MD, PhD                         Angie C. Jelin, MD;
                                                  Neurology February 11, 2014, 82: e46-e50         and Amy Gelfand, MD
                                                                                                   Neurology August 16, 2011, 77:695-697

                                                                                                                                                   3
2021 ANNUAL HIGHLIGHTS OF THE RESIDENT & FELLOW SECTION - A Representative Collection of Previously Published Articles
NEUROLOGY EDITORIAL TEAM, RESIDENT & FELLOW SECTION

    Section Editor                                      Editorial Team, Resident & Fellow Section
                                                                                                                                                                       of Southern California (USC) and obtained her
                                                                                                                                                                       medical degree from the Keck School of Medicine
                                                                                                                                                                       of USC. Her research interests include investigating
                                                                                                                                                                       neuroimaging biomarkers of neurodegenerative
                                                                                                                                                                       diseases. She also has an interest in medical
                                                                                                                                                                       education; she is engaged in the Medical Education
                                                                                                                                                                       Fellowship Certificate Program in Innovations in
                                                                                                                                                                       Curriculum Design at UCLA and has contributed to
                                                                                                                                                                       the Neurology Minute daily briefing. She is also a
                                                                                                                                                                       senior director for Camp Neuro, a summer day camp
                                                        Shashank Agarwal, MD                                  Gianluca Costamagna, MD                                  for high school students interested in careers in
                                                                                                                                                                       medicine and neuroscience. Her hobbies include
                                                        Shashank Agarwal is an adult neurology resident       Gianluca Costamagna is a neurology resident
                                                                                                                                                                       creative writing, shao-lin kung fu, and playing viola
                                                        at NYU Langone Health-Brooklyn. He received his       at the University of Milan, Ospedale Maggiore
    Roy E. Strowd, MD, MEd,                                                                                                                                            and ukulele. After residency, she will remain at
                                                        medical degree from Kasturba Medical College,         Policlinico, Italy. During medical school, he studied
                                                                                                                                                                       UCLA to pursue a fellowship in movement disorders,
    MS, FAAN                                            Manipal University, in India. Prior to starting his   for one year in Bonn, Germany, while completing
                                                                                                                                                                       with a particular interest in deep brain stimulation
                                                        neurology residency, he worked as a research          his medical degree at the University of Pavia, Italy.
    Roy Strowd, associate professor of neurology                                                                                                                       and neuromodulation.
                                                        scientist at the Marlene and Paolo Fresco Institute   Prior to neurology residency, he was awarded the
    and oncology, is a neurologist, neuro-oncologist,   for Parkinson and Movement Disorders at NYU           Armenise Harvard Summer Fellowship and worked
    educator, and clinical trialist at the Wake         Langone Health. During residency, Shashank            at Weiner’s lab, Harvard Medical School and
    Forest Baptist Medical Center. He graduated         developed interest particularly in caring for         Brigham and Women’s Hospital, investigating the
    magna cum laude from Duke University in             neurovascular and neuro-critical care patients.       role of microbiota in modulating multiple sclerosis
    2005, received his MD degree from the Wake          He is actively engaged in research projects with      in mice. Gianluca truly enjoys medical education,
    Forest School of Medicine in 2009, and then         mechanism of stroke treatments and headache           having served as a microbiology, tropical medicine,
    residency and chief residency in 2013. He is        management in subarachnoid hemorrhage patients.       and human physiology teaching assistant in
    a nationally recognized clinical researcher in      Shashank is passionate about medical education        medical school. As a neurology resident, he
    neuro-oncology, having completed fellowship         and enjoys teaching medical students and residents.   has broad research interests within the field
    training in the Neuro-Oncology Program              Outside of medicine, Shashank loves photography       of neuromuscular disorders, with emphasis on
    at Johns Hopkins and a Master of Science            and enjoys cooking and kayaking in his free time.     motor neuron diseases and stem cell-based 3D
    through the Wake Forest Graduate School                                                                   models of amyotrophic lateral sclerosis. Outside         Robert Hurford, MSc, MRCP
    of Arts and Science. He conducts phase 0,                                                                 of neurology, Gianluca loves running, exploring          Robert Hurford is a neurology resident at Cambridge
    1, and 2 studies in neuro-oncology focusing                                                               Italian boroughs, and hiking in the Alps.                University Hospital, UK. He graduated in medicine
    on new drug development for patients with
                                                                                                                                                                       from the University of Nottingham in 2011 followed
    sporadic and inherited brain tumors, including
                                                                                                                                                                       by a master’s in clinical neuroscience at the Institute
    neurofibromatosis and tuberous sclerosis.
                                                                                                                                                                       of Neurology, UCL. He has since pursued joint
    He is a passionate educator and assistant
                                                                                                                                                                       academic and clinical training, working with several
    dean of undergraduate medical education
                                                                                                                                                                       stroke research groups, including in Manchester,
    at Wake Forest. He completed his Master of
                                                                                                                                                                       Cambridge, and Paris. He is currently completing a
    Education in the health professions through
                                                                                                                                                                       DPhil (PhD) at the University of Oxford, funded by an
    the Johns Hopkins School of Education where
                                                                                                                                                                       Association of British Neurologists’ Clinical Research
    he continues to teach as adjunct faculty. His
    medical education interests includ leadership       Mehdi Bouslama, MD                                                                                             Training Fellowship. His research interests include
                                                                                                                                                                       clinical imaging, health economics and epidemiology
    development, career development for educators,      Mehdi Bouslama is an adult neurology resident                                                                  of cerebrovascular disease. Outside work, he enjoys
    and scholarly writing and peer review. He enjoys    at Emory University. Originally from Tunisia, he      Guillermo Delgado-García, MD, MSc                        long-distance running and learning languages.
    each opportunity to mentor students, residents,     completed medical school at Faculté de Medecine
    fellows, and faculty in neurology.                  de Tunis. After graduation, he spent two years        Guillermo Delgado-García is a clinical fellow in
                                                        working as a clinical research fellow at Grady        epilepsy and EEG at the University of Calgary in
    Deputy Editor                                       Memorial Hospital in Atlanta investigating ways       Canada. Originally from Mexico, he received his
                                                        to enlarge the scope of stroke endovascular           medical degree with honors from the Universidad
                                                        therapies and developing new imaging paradigms        Autónoma de Nuevo León. After graduating
                                                        and tools to improve stroke care systems, under       medical school, Guillermo spent one year at the
                                                        the mentorship of Raul Nogueira, MD. His              Instituto Nacional de Ciencias Médicas y Nutrición,
                                                        research interests include “big data”, AI, and        Mexico, as a research assistant. He completed
                                                        machine learning in neuroimaging. After residency,    residency in internal medicine at the UANL
                                                        Mehdi will pursue stroke and neuroendovascular        University Hospital, and then in clinical neurology at
                                                        fellowships. In his spare time, he enjoys playing     the Instituto Nacional de Neurología y Neurocirugía
                                                        the “oud,” tennis, exploring the Atlanta food         in Mexico City. Guillermo earned a master's              Katrina Ignacio, MD
                                                        scene, and spending time with his wife and son.       degree in neurobiology and biotechnology at the          Katrina Ignacio is an adult neurology resident at the
                                                                                                              Université de Bordeaux, and recently completed           Philippine General Hospital. She received her medical
                                                                                                              a second master's degree, this time in medical           degree from the University of the Philippines College of
                                                                                                              sciences, at the Universidad Nacional Autónoma           Medicine. Prior to pursuing residency, she was involved
                                                                                                              de México. He is an Open Medical Institute Fellow        in research projects focused on updating health policies
                                                                                                              and was recently appointed as a Level-1 National         for the public health insurance service in the Philippines.
    Whitley Aamodt, MD, MPH                                                                                   Researcher by the National System of Researchers         Her research interests include health service delivery
                                                                                                              in Mexico. After fellowship, Guillermo plans to          and stroke care while her clinical interests include
    Whitley Aamodt is a second year Edmond J.                                                                 pursue a career in academic neurology. Outside of
    Safra Fellow in Movement Disorders at the                                                                                                                          vascular neurology and neurophysiology. Outside
                                                                                                              medicine, he enjoys literature, cinema, amateur          medicine, she enjoys practicing yoga, riding the waves
    University of Pennsylvania. She graduated with                                                            genealogy, and spending time with his wife.
    a degree in neuroscience from the College of                                                                                                                       on a wakeboard, and wall climbing.
    William and Mary and completed dual degrees
    in medicine and public health at the University     Sarah Brooker, MD, PhD
    of Texas School of Medicine at San Antonio. She     Sarah Brooker is an adult neurology resident at
    also completed her adult neurology residency        Northwestern Memorial Hospital of Northwestern
    at the University of Pennsylvania in 2019.          University. She is originally from Minnesota and
    Aamodt is currently the recipient of an NIH         completed her undergraduate education at Yale
    T32 grant in neuroepidemiology and recently         University in 2010. She then joined the Medical
    began a postdoctoral fellowship and master’s        Scientist Training Program at Northwestern
    degree program in clinical epidemiology (MSCE).     where she earned her MD and PhD degrees. Her
    She is passionate about medical education,          PhD research focused on signaling pathways
    global health, and the practice of neurology
    in resource-limited settings. Her research
                                                        modulating adult hippocampal neurogenesis. Her        Katherine Fu, MD                                         Regan Jo Lemley, MD, MS
                                                        current research interests include investigating
    interests also include topics in health care        genetic and inflammatory mechanisms of                Katherine Fu is an adult neurology resident at the       Regan Lemley is an epilepsy fellow in neurology at
    disparities, neurological outcomes, and end-of-     neurodegenerative movement disorders. Outside of      University of California, Los Angeles (UCLA). She        Brigham and Women’s Hospital in Boston. Previously,
    life care for patients with Parkinson’s disease     medicine, she enjoys figure skating, spending time    graduated with degrees in biological sciences            she was a chief adult neurology resident at Wake
4   and related disorders.                              with family, and exploring the Chicago food scene.    and neuroscience with honors from the University         Forest School of Medicine. She graduated from
2021 ANNUAL HIGHLIGHTS OF THE RESIDENT & FELLOW SECTION - A Representative Collection of Previously Published Articles
Southwestern University with a Bachelor of Science        of Toronto working as a research fellow in epilepsy          Hospital, Harvard University. Behnam has an               Her research interests include Parkinson disease,
in biology and minor in philosophy, and she obtained      genetics. Subsequently, he moved to Houston, TX, to          established interest in brain aging and in particular     dystonia, and the genetic epidemiology of
a master’s degree in medical sciences prior to            train as an adult neurologist. Outside of neurology,         the vascular contribution to brain structural and         neurological illness. After residency, she plans to
attending medical school at Texas Tech SOM. She is        Fábio enjoys listening and dancing to sertanejo (a           functional integrity. After medical school he             pursue a fellowship in movement disorders with an
passionate about neurology education and curriculum       Brazilian music style), going to the movies, eating          received a Master of Science in aging and vitality        emphasis on neuromodulation and neurogenetics.
development, and her research interests include           lots of sushi, and working out.                              and his PhD in clinical neuroscience from Leiden
exploring the influences of psychosocial factors and                                                                   University in the Netherlands. He has been a
hormonal changes on epilepsy. Her hobbies include                                                                      close collaborator with neuro-epidemiology
distance running, hiking, and embroidery.                                                                              and population science lab at NIA/NIH and has
                                                                                                                       published more than 60 peer-reviewed papers
                                                                                                                       mainly through multi-disciplinary research projects.
                                                                                                                       Behnam is passionate about medical journalism
                                                                                                                       and evidence-based neurology practice and would
                                                                                                                       like to pursue his academic career in vascular
                                                                                                                       neurology with focuses on brain health and
                                                                                                                       cognitive brain aging.
                                                                                                                                                                                 Jens Witsch, MD
                                                          Jodie Roberts, MD, MSc                                                                                                 Jens Witsch is an adult neurology resident at
                                                          Jodie Roberts is an adult neurology resident at the                                                                    Yale University. He is originally from Freiburg,
Alexandria Melendez-Zaidi,                                University of Calgary in Canada. She is an alumnus of                                                                  Germany, and studied medicine at the University
                                                          the Leaders in Medicine program at the University of                                                                   of Heidelberg. Before graduating from medical
MD, PhD                                                   Calgary, where she completed a Master of Science                                                                       school, he engaged in a one-year research thesis
Allie Melendez-Zaidi is a child neurology resident        in epidemiology in conjunction with medical school.                                                                    in electrophysiology at the Max Planck Institute
at Texas Children's Hospital and Baylor College of        Upon completion of residency in 2022, she plans to                                                                     for Medical Research in Heidelberg investigating
Medicine. Allie studied applied mathematics and           specialize in multiple sclerosis and neuroimmunology.                                                                  in-vivo neuronal physiology in an epilepsy mouse
microbiology at the University of Texas at El Paso        She will complete a two-year clinical and research                                                                     model. He then completed neurology residency
before moving to Chicago as a part of Northwestern's      fellowship via a partnership between the University          Daniel Talmasov, MD                                       at the Charité in Berlin under the mentorship
Medical Scientist Training Program where she earned       of Calgary and the University of Melbourne. Her                                                                        of Matthias Endres, Christoph Ploner, and
                                                          research interests encompass analytics of real-world         Daniel Talmasov completed a residency in                  Eric Jüttler, followed by a neurocritical care
MD and PhD degrees. In graduate school she studied
                                                          data to assess treatment and outcomes within                 psychiatry at Brigham and Women’s Hospital/               research fellowship in Jan Claassen’s group
microcircuitry and synaptic plasticity within the basal
                                                          the MS population. She additionally has a special            Harvard Medical School and is now an adult                at Columbia University. Jens is interested in
ganglia, with particular interest in interneurons of
                                                          interest on the impact of health-related behaviors           neurology resident at New York University School of       mechanisms leading to secondary injury as well as
the striatum and manifestations of diseases of this
                                                          (particularly exercise) on MS outcomes. Outside of           Medicine. Daniel’s chief clinical interests lie at the    prognostication after intracranial hemorrhages.
nucleus. Her current research interests are broad
                                                          medicine, she enjoys cycling, cross-country skiing,          interface of neurology and psychiatry—particularly
and include channelopathies in genetic epilepsy
                                                          and hiking in the beautiful Rocky Mountains.                 improving treatment for patients with cases of
syndromes and neuroplasticity/rehabilitation in
                                                                                                                       neurologically-induced psychiatric symptoms, and
children after brain injury. Outside of medicine, she
                                                                                                                       in the diagnosis and treatment of patients suffering
spends time moving (dancing, running, soccer),
                                                                                                                       from comorbid neurologic and psychiatric processes.
reading, being outside, and practicing her pediatric
                                                                                                                       Daniel’s leading research interest is in lesional
exam skills on her two children. She is enthusiastic
                                                                                                                       neuropsychiatry— the study of how neurologic
about communicating with the neurology population
                                                                                                                       disease, e.g., stroke or neurodegenerative disease,
at large, grateful for the privilege to take care of
                                                                                                                       can disrupt brain networks critical to supporting
patients and families, and for her own health.
                                                                                                                       normal cognition and behavior, resulting in
                                                                                                                       behavioral, cognitive, or affective syndromes
                                                                                                                       that share features with “primary” or idiopathic          Denise Xu, MD
                                                                                                                       psychiatric disorders, in hopes of identifying
                                                                                                                       testable circuit-level hypotheses pertinent to both       Denise Xu is an adult neurology resident at
                                                          Jeffrey Russ, MD, PhD                                                                                                  the University of Pennsylvania in Philadelphia.
                                                                                                                       psychiatric and neurobehavioral diseases. During
                                                          Jeff Russ is a child neurology fellow at the University of   the course of his residency training, Daniel’s focus      She graduated from Harvard University in 2011
                                                          California San Francisco. He graduated in 2008 with a        has been on neurologic causes of mania, and on            with a Bachelor’s degree in neurobiology and
                                                          Bachelor of Arts in Neuroscience from the University of      lesion-induced auditory and visual hallucinations.        completed her medical degree at the University
                                                          Pennsylvania. He then entered the Weill Cornell/Sloan        Daniel also serves as assistant editor at the Harvard     of Pennsylvania. She is passionate about medical
                                                          Kettering/Rockefeller University Tri-Institutional MD-       Review of Psychiatry. In his free time, he enjoys live    education and has been involved in direct
                                                          PhD Program, where he earned a PhD in neuroscience           music, theater, ballet, traveling, hiking, and history.   teaching and curriculum development efforts
Alisa Mo, MD, PhD                                         in the laboratory of Dr. Julia Kaltschmidt at Sloan                                                                    since college. Clinically, she is interested in
Alisa Mo is a child neurology resident at Boston          Kettering. He studied how interneuron development                                                                      neurohospitalist medicine. In her spare time,
Children's Hospital. She graduated from Cornell           is affected by transcription factor expression, as well                                                                she enjoys perusing estate/garage sales and
University with a BA in biology and mathematics.          as by injury to presynaptic circuit components via                                                                     used bookstores, hiking, and accumulating new
She then completed her MD/PhD from Johns                  perinatal stroke. Jeff graduated with his MD and PhD                                                                   hobbies. The latest: keeping an ever-growing
Hopkins University School of Medicine. Her PhD            in 2016. He then completed pediatrics training at the                                                                  collection of houseplants alive despite all odds.
research focused on identifying genome-wide               University of California San Francisco and is currently
differences in DNA methylation and chromatin              completing his child neurology fellowship. His research
modifications across subtypes of cortical neurons.        and clinical interests include early neurodevelopment
Her clinical and research interests are in the area       and circuit formation. He has authored multiple
of neurogenetics. Outside of medicine, Alisa enjoys       research papers, editorials, and essays and is highly
hiking, cooking, and board games.                         committed to teaching and mentoring upcoming                 Adina Wise, MD
                                                          neurology and neuroscience trainees.                         Adina Wise is an adult neurology resident at Mount
                                                                                                                       Sinai Beth Israel, New York. As an undergraduate,
                                                                                                                       she studied comparative literature and philosophy
                                                                                                                       at NYU, where she went on to obtain a master’s
                                                                                                                       degree in creative writing and psychology. She
                                                                                                                       completed post-baccalaureate studies at Columbia          Alonso G. Zea Vera, MD
                                                                                                                       University and earned her MD from Sidney Kimmel           Alonso G. Zea Vera is a child neurology resident at
                                                                                                                       Medical College at Thomas Jefferson University.           Cincinnati Children’s Hospital Medical Center. He
                                                                                                                       Adina is passionate about medical education; she          received his medical degree from the Universidad
                                                                                                                       has spearheaded curriculum design and trainee             Peruana Cayetano Heredia, Peru. His research
                                                                                                                       wellness initiatives throughout medical school            interests include neurophysiology, movement
Fábio Nascimento, MD                                                                                                   and residency, and has published several essays           disorders, and cognitive neuroscience. Outside of
                                                          Behnam Sabayan, MD, PhD                                      and editorials about medical training and the             medicine, he enjoys playing soccer and spending
Fábio Nascimento is a EEG/Epilepsy Clinical Fellow
                                                          Behnam Sabayan is an adult neurology resident at             practice of modern medicine. In 2019, she attended        time with his dog.
at Massachusetts General Hospital-Harvard
                                                          Northwestern Memorial Hospital, Northwestern                 the Harvard Macy Program for Future Academic
Medical School. Originally from Brazil, he completed
                                                          University, Chicago. He will start his fellowship            Clinician-Educators and currently serves on Mount
medical school at the Universidade Federal do
Paraná and then spent two years at the University         in vascular neurology at Massachusetts General               Sinai’s Graduate Medical Education Subcommittee.                                                                5
2021 ANNUAL HIGHLIGHTS OF THE RESIDENT & FELLOW SECTION - A Representative Collection of Previously Published Articles
Top 10 Ways Program Directors Can Use the
    Resident & Fellow Section
    By Alonso G. Zea Vera, MD, and Denise Xu, MD

     Encourage your trainees to submit a blog commentary that                Demonstrate exam and neuroimaging findings (virtually!).
      shares their experiences with trainees and educators around              Expand your trainees’ repertoire of bedside clinical and exam
      the world. The Resident & Fellow Section (RFS) is interested             skills. Teaching NeuroImages and Teaching Video NeuroImages
      in showcasing trainees’ ideas and experiences. Our blog                  are brief case reports with an associated image or video. Cases
      publishes commentaries from trainees on multiple topics, from            feature classic presentations of uncommon disorders and rare
      recently published articles to challenges during the COVID-19            manifestations of common conditions. In comparison to text-
      pandemic. This platform allows trainees to express opinions and          based instruction, these graphics allow learners to make their
      ideas in a less formal and restrictive format. To submit an inquiry      own observations and independently describe deficits before
      for your commentary, email rfsection@neurology.org with a brief          developing interpretations and differentials. Did we mention
      description of the topic you will discuss.                               that the cases are easily accessible in PowerPoint format?
     Encourage trainees to join our editorial team. Are your trainees        Learn about new career paths in neurology. The field of
      interested in the editorial process? Encourage them to join our          neurology is expanding at a vertiginous rate with several new and
      RFS editorial board. Annually we offer three-year positions to           exciting subspecialties. Our subsection, Emerging Subspecialties
      adult and pediatric neurology residents from around the world.           in Neurology, highlights these new career options and provides
      Team members peer review manuscripts, assist in writing and              guidance to interested trainees. Our “Cortical Careers” project is
      editing blogs, implement new projects for the section, and               potentiating this effort. Listen to our episodes in the Neurology
      participate in monthly conference calls. Keep an eye out for our         Minute daily briefing, review our articles with your trainees, or
      call for applications around May to June. If trainees are looking        share your experience in a new area of neurology by submitting a
      for a less time-consuming option, they can also apply to become          manuscript to this section.
      reviewers for the section.
                                                                              Challenge your trainees with our polls. In addition to the
     Send clinical pearls to your trainees. Residency and fellowship          Neurology Question of the Day app and the AAN online
      are busy times, but education remains the foundation of training.        trivia sessions, the Resident & Fellow Section provides several
      Our e-Pearls provide essential insight into a neurologic topic in        opportunities to challenge yourself. Our Mystery Cases guide
      fewer than 85 words. Incorporate information from these weekly           readers through a case with an undisclosed diagnosis, revealing
      submissions into daily rounds, or include the e-Pearls themselves        new information as participants answer multiple-choice
      in your email announcements to trainees. Pearls & Oysters                questions. At the end, respondents can compare their answers
      submissions also feature longer case vignettes that begin with a         to those from people around the world. The answers are
      list of clinical pearls and red flag “oy-sters” that are great for an    summarized and published in the next issue of Neurology. We
      email, Tweet, or communication to your trainees.                         also frequently post short polls on social media.
     Learn and share new educational initiatives. The RFS publishes          Write up a case with your trainees. The Resident & Fellow
      new educational innovations and programs that you may want               Section publishes educational case reports in several different
      to implement in your program. Training in Neurology is an article        formats, offering trainees an opportunity to engage with
      type that highlights topics related to training neurologists at all      academic writing. Explore our visual author guides
      stages of their careers. From practical career guides to changes         (Neurology.org/rf/author_guides) to quickly learn how to
      in workflow precipitated by the COVID-19 pandemic, this                  structure submissions, avoid common pitfalls in writing, and
      subsection provides a wide-ranging view of neurologic education          increase the chance of publication. The Author Center includes a
      and emphasizes how lessons and ideas can be translated to other          more in-depth explanation of the requirements and expectations
      institutions. Learn from these initiatives, and share your own.          of each subsection. After submission, our team of trainee and
      Find the submission guidelines on Neurology.org.                         faculty reviewers works hard to provide detailed feedback to
                                                                               authors.
     Discuss a teaching case with your trainees. The Resident &
      Fellow Section publishes instructive cases from submissions             Follow and engage with us on social media. To keep
      around the world. Published cases are chosen for their significant       up to date on the latest publications, find us on Twitter
      teaching value or originality and provide an opportunity to              (@GreenJournal), Instagram (@aanbrain), and Facebook
      reinforce clinical reasoning skills. Our reviewers and editors           (@AANResidentsandFellows), where we link to articles and
      work with the authors to improve the educational value of                studies from the Resident & Fellow Section, as well as news and
      all cases in our section. Use our Clinical Reasoning and Child           resources about the field of neurology as a whole. Look out for an
      Neurology subsections to discuss the presentation, differential          interesting Teaching NeuroImages case weekly and a challenging
      diagnosis, and management of challenging patients. Also,                 clinical conundrum every other week. Share our posts using
      explore two free PDF books with selected cases from the clinical         #NeurologyRFS.
      reasoning and child neurology sections on the RFS website.

6
2021 ANNUAL HIGHLIGHTS OF THE RESIDENT & FELLOW SECTION - A Representative Collection of Previously Published Articles
Child Neurology
The Child Neurology section in the Resident & Fellow
Section of Neurology focuses on contemporary educational
issues in child neurology. The goal of the section is to
provide up-to-date reviews on important topics in child
neurology that are relevant to all neurologists, both adult
and child, particularly those still in their training. Examples
include management of acute stroke in children, childhood
demyelinating disease, neuroimaging in metabolic disorders,
and the neurobiology of autism. Each piece will begin with
a patient case, followed by a brief discussion about the
differential diagnosis and a detailed discussion about the
topic of focus. Submissions are welcome from residents and
fellows in either child or adult neurology. Ideally, submissions
will include the patient case as well as the discussion, but
submission of timely review articles without an accompanying
case will also be considered. In this situation, the editors of
this section may supply an appropriate patient case.

                                                                   7
2021 ANNUAL HIGHLIGHTS OF THE RESIDENT & FELLOW SECTION - A Representative Collection of Previously Published Articles
RESIDENT & FELLOW SECTION

          Child Neurology: Genetically determined
          dystonias with childhood onset
          Travis Larsh, MD, Neil Friedman, MBChB, and Hubert Fernandez, MD                                                                               Correspondence
                                                                                                                                                         Dr. Larsh
                      ®
          Neurology 2020;94:892-895. doi:10.1212/WNL.0000000000009040                                                                                    larsht@ccf.org

          A previously healthy 10-year-old girl of Croatian descent presented to the pediatric neurology
          clinic with an abnormal gait. She first noted symptoms 1.5 years prior to presentation, which
          included flexion–inversion posturing of her left foot while playing soccer. She would drag her
          left foot, leading to excessive falling. Her family noted that she did not seem to have much
          difficulty ambulating at the beginning of the day and they did not notice any abnormal pos-
          turing of the foot when she woke up in the morning. However, by the evening, they noted her
          left foot, and occasionally her right foot, would develop a flexion–inversion posture. Her
          symptoms seemed to be worse when she was tired or after activity. She had previously been
          evaluated by 2 orthopedic surgeons and a pediatric neurologist and was most recently seen in an
          emergency department for this problem, with no diagnosis being provided. Workup included
          a normal lumbar spine MRI and X-rays of both legs.

          Physical examination was notable for subtle equinovarus posturing of the patient’s left foot only
          but was otherwise unremarkable. There was no family history of dystonia or parkinsonism. She
          was started on 100 mg/d of levodopa, with complete resolution of the dystonic posturing, and
          she was able to return to playing sports without difficulty. A dystonia gene panel was sent and
          revealed a heterozygous pathogenic variant in the GTP cyclohydrolase 1 gene (GCH1), di-
          agnostic of DYT5a (Segawa disease), a form of autosomal dominant dopa-responsive dysto-
          nia (DRD).

          Differential diagnosis
          Dramatic and sustained response to low doses of levodopa distinguishes DRD from the other
          genetic dystonias (including DYT1) and other conditions such as cerebral palsy and he-
          reditary spastic paraplegias. Other DRDs, including DYT-5b and DYT-SPR, tend to present
          earlier and have a more severe phenotype in comparison to DYT-5a. Early-onset Parkinson
          disease (PD) (PINK1, PRKN) can also initially present as gait disturbance due to foot
          dystonia. Development of motor fluctuations and dyskinesias from chronic levodopa therapy
          would be atypical in DRD, which can be helpful in distinguishing from PD. Improvement with
          sleep may be seen in early-onset PD, but typically not as dramatic or sustained as in DRD.
          Genetic testing is widely available to confirm the diagnosis of the most common forms of
          genetic dystonias.

          Discussion
          The term dystonia was first used in 1911 by Hermann Oppenheim in “About a peculiar
          cramping sickness in children and adolescents (dysbasia lordotica progressive, dystonia mus-
          culorum deformans).”1 Even in this early description, there was speculation of a genetic eti-
          ology.1 The first dystonia gene was discovered in 1994 (GCH1), and since then numerous
          dystonia genes have been identified.2 There are 14 confirmed genetic forms that have typical
          childhood onset (table). Recently, classification of genetic dystonia by inheritance pattern or
          associated features (isolated dystonia [i.e., simple vs combined] with another movement

          From the Centers for Pediatric Neurology (T.L., N.F.) and Neurological Restoration (H.F.), Neurological Institute, Cleveland Clinic, OH.

          Go to Neurology.org/N for full disclosures. Funding information and disclosures deemed relevant by the authors, if any, are provided at the end of the article.

8
    892   Copyright © 2020 American Academy of Neurology
Table Genetically determined dystonia (DYT) with typical childhood onset
Symbol     Gene       Gene locus       Inheritance     Phenotype                                  Comments

DYT1       TOR1A      9q32-q34         AD              Early-onset generalized dystonia           Most common

                                                                                                  Ashkenazi Jewish

                                                                                                  Good response to GPi DBS

DYT5a      GCH1       14q22.1-22.2     AD              Dopa-responsive dystonia                   Clinical case

DYT5b      TH         11p15.5          AR              Dopa-responsive dystonia                   More severe phenotype than DYT5a

—          SPR        2p14-p12         AR              Dopa-responsive dystonia                   More severe phenotype than DYT5a

DYT6       THAP1      8p11.1           AD              Adolescent onset mixed phenotype           Later age at onset than DYT1

                                                                                                  Prominent cranial involvement

DYT8       MR1        2q35             AD              Paroxysmal nonkinesigenic dyskinesia 1

DYT10      PRRT2      16p11.2-         AD              Paroxysmal kinesigenic dyskinesia
                      q12.1

DYT11      SGCE       7q21.3           AD              Myoclonus-dystonia                         Responsive to alcohol

DYT12      ATP1A3     19q13.2          AD              Rapid onset dystonia-parkinsonism          Poor response to levodopa and DBS

DYT18      SLC2A1     1p34.2           AD              Paroxysmal exertion-induced dyskinesia
                                                       2

DYT26      KCTD17     22q12.3          AD              Myoclonus-dystonia                         Dystonia more disabling than DYT11

DYT28      KMT2B      19q13.12         AD              Generalized dystonia                       Prominent cranial, cervical, and laryngeal
                                                                                                  involvement

—          ADCY5      3q21.1           AD              Chorea, dystonia, and myoclonus            Diurnal paroxysms

—          GNAO1      16q13            AD              Hyperkinetic movement disorder             Good response to GPi DBS

Abbreviations: AD = autosomal dominant; AR = autosomal recessive; DBS = deep brain stimulation; GPi = globus pallidus pars interna.

disorder [i.e., complex]) has been proposed.3 What follows is                 Combined dystonias
a concise review of known genetically determined dystonias
with typical onset in childhood, organized by associated                      Dystonia with parkinsonism
features.                                                                     DYT5a is a result of a heterozygous mutation in the GCH1
                                                                              gene. Most individuals with DYT5a present in childhood with
Isolated dystonias                                                            gait disturbance due to lower extremity dystonia, often a rigid
DYT1 is the most common hereditary dystonia. It is                            pes equinovarus deformity of 1 foot, such as the patient in the
inherited in an autosomal dominant fashion, with reduced                      case presentation. The dystonia spreads to involve other limbs
penetrance and variable expressivity. It is particularly                      and the trunk muscles by the teenage years and patients may
common among patients of Ashkenazi Jewish descent.                            develop parkinsonian features.4 In rare cases, parkinsonian
Symptoms typically start before 6 years of age as a focal                     features may be the only sign of the condition.2 Early in the
dystonia in an extremity (more often lower extremity), with                   course, symptoms show a diurnal fluctuation, with symptoms
spread to other extremities and trunk muscles by the early                    becoming worse over the course of a day and improving with
teens.4 The face and neck are not typically involved.2                        sleep.4 Symptoms become static by early adulthood. There is
Whereas pharmacologic therapies, including levodopa and                       a female predominance, with possibly a higher prevalence in
anticholinergic drugs, may show variability in therapeutic                    patients of Eastern European descent. DYT5a is exquisitely
benefit, deep brain stimulation (DBS) of the globus pallidus                   responsive to levodopa therapy, with a complete, or near
pars interna (GPi) has more consistently produced favor-                      complete, response of symptoms at relatively low doses.
able outcomes.5                                                               Despite being a highly treatable medical condition, there is
                                                                              often considerable diagnostic delay of about 13 years.2
DYT6 shares some similarities with DYT1, but tends to have
a later age at onset (average age at onset 19 years), and has                 DYT5b and DYT-SPR are both inherited in an autosomal
prominent cranial involvement.2 Dysphonia is often a prom-                    recessive fashion (SPR gene mutations can be inherited in an
inent feature. Treatment is similar to DYT1, with the caveat                  autosomal dominant manner as well, although less commonly).
that GPi DBS has marginal effect on speech.6                                   As DRDs, they are exquisitely responsive to levodopa. These

Neurology.org/N                                                                            Neurology | Volume 94, Number 20 | May 19, 2020      893 9
          Copyright © 2020 American Academy of Neurology. Unauthorized reproduction of this article is prohibited.
disorders often have a much more severe phenotype re-              ADCY5-related dyskinesia presents as a childhood-onset hy-
        sembling homozygous GCH1 mutations, and may manifest as            perkinetic movement disorder featuring a combination of cho-
        an infantile movement disorder with developmental delay.7          rea, myoclonus, and dystonia.10 Distinguishing features include
                                                                           diurnal paroxysms with nocturnal attacks of chorea and dysto-
        DYT12 is due to a mutation in the ATP1A3 gene, and is              nia.10 Treatment with clonazepam or clobazam may be helpful.11
        inherited in an autosomal dominant pattern with reduced
        penetrance. It typically presents in teenagers or young adults     In addition to an epileptic encephalopathy, mutations in the
        with rapid-onset dystonia-parkinsonism (RDP). This is              GNAO1 gene can cause a childhood-onset progressive
        characterized by a sudden onset (hours to weeks) of dystonic       movement disorder. Described phenotypic features include
        spasms (usually the upper limbs), orofacial dystonia, and          chorea, athetosis, dystonia, myoclonus, and stereotypies.12
        bulbar symptoms, and is sometimes accompanied by parkin-           GPi DBS appears to be the most effective treatment for
        sonian features.2 It is often triggered by stressful events such   GNAO1-related movement disorders.13
        as fever, prolonged exercise, or childbirth. Levodopa and DBS
        are not beneficial. In addition to RDP, mutations in ATP1A3         Dystonia with myoclonus
        are also known to cause alternating hemiplegia of childhood        DYT11 involves a mutation in the SGCE gene causing
        and CAPOS syndrome (cerebellar ataxia, areflexia, pes cavus,        myoclonus-dystonia syndrome (MDS). Inheritance may in-
        optic atrophy, and sensorineural hearing loss).8                   volve maternal imprinting as paternal inheritance results in
                                                                           almost 100% symptom expression and maternal inheritance
        Dystonia with other dyskinetic movements                           only results in 10%.14 Symptoms typically begin in childhood
        Paroxysmal nonkinesigenic dyskinesia (DYT8) is caused by 2         or early adolescence and consist of myoclonus and dystonia
        missense mutations in the myofibrillogenesis regulator 1            that preferentially involves the upper body. Treatment is with
        (MR1) gene. There is a 2:1 female predominance, and average        valproate and benzodiazepines. DBS has been consistently
        age at onset is 4 years. Symptoms include attacks consisting of    reported to improve both myoclonus and dystonia in DYT11.
        a combination of dystonia and chorea. Attacks last from            There are reports that γ-hydroxybutyrate may be helpful.14
        minutes to hours, but may occur a few times daily in severe        Symptoms are also very responsive to alcohol, which can lead
        cases.2 Attacks may be precipitated by alcohol, caffeine, stress,   to dependence in adults.
        hunger, fatigue, and tobacco. The frequency of attacks tends
        to decrease with age. Management involves avoidance of             DYT26 is a more recently described cause of MDS that is
        precipitating factors; clonazepam may also be beneficial.           a result of heterozygous mutations in the KCTD17 gene.
                                                                           Range of onset is 3–10 years.15 Differentiating factors from
        The inherited form of paroxysmal kinesigenic dyskinesia            DYT11 include that the myoclonus associated with DYT26
        (PKD, DYT10) is caused by missense and truncating muta-            tends to be less pronounced in the neck and upper extremi-
        tions in the PRRT2 gene.2 Age at onset is between 5 and 15         ties, and the dystonia tends to be more disabling.15 There is no
        years, and boys are more commonly affected. Attacks consist         improvement with alcohol. GPi DBS may be beneficial.15
        of combinations of dystonia and chorea lasting a few seconds
        to minutes, during voluntary movements, several times daily.       Study funding
        They are precipitated by startle or making a sudden voluntary      No targeted funding reported.
        movement after a period of rest. PKD responds well to car-
        bamazepine, phenytoin, levetiracetam, and phenobarbital.           Disclosure
        Attacks diminish with age regardless of treatment.                 T. Larsh and N. Friedman report no disclosures relevant to
                                                                           the manuscript. H. Fernandez has received honoraria from
        Mutations in the SLC2A1 gene can cause paroxysmal                  Prime Education, Inc., International Parkinson and Move-
        exertion-induced dyskinesias (DYT18). Attacks consisting of        ment Disorders Society, Carling Communications, Medscape
        dystonia, chorea, and athetosis are triggered by sustained         (speaker in CME events), AbbVie, Biogen, GE Health Care,
        exercise. Attacks typically last 5–30 minutes. Management          Inventiv, Kyowa Hakko Kirin, Lundbeck, Merz Pharmaceut-
        involves avoidance of prolonged exercise. Ketogenic diet may       icals, Voyager, Sunovion, and Pfizer Pharmaceuticals (as
        also be helpful.                                                   a consultant); has received grant and research support from
                                                                           AbbVie, Acadia, Teva, Biotie/Acorda Therapeutics, Civitas,
        KMT2B-related dystonia (DYT28) is characterized by a pro-          Kyowa/Prostrakan, Michael J. Fox Foundation, Movement
        gressive disease course that evolves from a focal lower limb       Disorders Society, NIH/NINDS, Parkinson Study Group,
        dystonia into a generalized dystonia with prominent cervical,      Rhythm, and Synosia; has no owner interest in any pharma-
        cranial, and laryngeal involvement.9 Mean age at onset is 7        ceutical company; has received royalties from Demos Pub-
        years. Additional features include developmental delay,            lishing (serving as a book author/editor); The Cleveland
        choreoathetosis, myoclonus, seizures, eye movement abnor-          Clinic has a contract with Teva for his role as a co–principal
        malities, psychiatric comorbidities, spasticity, and sensori-      investigator in SD-809 tardive dyskinesia global studies;
        neural hearing loss. GPi DBS may be beneficial, particularly in     serves as a member of the publication committee for Acorda
        younger patients.9                                                 Pharmaceuticals but does not receive any personal

10894   Neurology | Volume 94, Number 20 | May 19, 2020                                                                    Neurology.org/N
                  Copyright © 2020 American Academy of Neurology. Unauthorized reproduction of this article is prohibited.
compensation for this; and receives a stipend from the In-                                     2.    Klein C. Genetics in dystonia. Parkinsonism Relat Disord 2014;20(suppl 1):
                                                                                                         S137–S142.
    ternational Parkinson and Movement Disorders Society for                                       3.    Marras C, Lohmann K, Lang A, Klein C. Fixing the broken system of genetic locus
    serving as Medical Editor of the MDS Web Site. Go to                                                 symbols. Neurology 2012;78:1016–1024.
                                                                                                   4.    Segawa M, Nomura Y. Genetics and pathophysiology of primary dystonia with special
    Neurology.org/N for full disclosures.                                                                emphasis on DYT1 and DYT5. Semin Neurol 2014;34:306–311.
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