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A 7-month-old with ‘loss of muscle control’
  1. Carsten Krueger1,
  2. Andrea Andrade2,
  3. Rodrick Lim2
  1. 1 Cumming School of Medicine, Calgary, Alberta, Canada
  2. 2 Departments of Paediatrics and Medicine, Schulich School of Medicine at the University of Western Ontario, Children's Hospital at London Health Sciences Centre, London, Ontario, Canada
  1. Correspondence to Dr Rodrick Lim, Associate Professor of Paediatrics, Children's Hospital at London Health Sciences Centre, 800 Commissioners Road East, London, Ontario, Canada N6C 2V5; Rod.Lim{at}

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Clinical introduction

A 7-month-old male was brought to the emergency department for episodes of right sided lateral neck flexion occurring over the last day. His mother reported a similar episode a month prior where the boy also experienced right sided torso arching with an episode of vomiting.

His past medical history was unremarkable and was developing appropriately. Family history was significant of migraine headaches on the …

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  • Contributors All authors contributed in the writing, review and editing of this manuscript.

  • Competing interests None declared.

  • Patient consent Obtained.

  • Provenance and peer review Not commissioned; internally peer reviewed.