Eyelid myotonia and face stiffness in skeletal muscle sodium channelopathy

Title Eyelid myotonia and face stiffness in skeletal muscle sodium channelopathy Video Legend Video 1. Notice the delayed relaxation of the eyelids after forced eye closure (eyelid myotonia). Also, notice the full facial hair to prevent facial muscle stiffening exacerbation with cold weather. AuthorsSrijan Adhikari, MBBS, Jeffrey Statland, MD, Constantine Farmakidis, MD Authors information: Srijan Adhikari, MBBS, ORCID ID: 0000-0001-9653-3079, University of Kansas Medical Center, Department of Neurology, Kansas City, Kansas, USAJeffrey Statland, MD, ORCID ID: 0000-0003-0790-5315 University of Kansas Medical Center, Department of Neurology, Kansas City, Kansas, USAConstantine Farmakidis, MD, ORCID ID: 0000-0002-4688-9224, University of Kansas Medical Center, Department of Neurology, Kansas City, Kansas, USA Corresponding Author Srijan Adhikari, MBBS,Department of Neurology,University of Kansas Medical Center,3901 Rainbow Boulevard., MS 2012,Kansas City, KS 66160sadhikari@kumc.edu Author Conflict of Interests Dr Adhikari has nothing to disclose.Dr. Statland reports grants from NIH, grants from MDA, grants from FSHD Society, grants from Friends of FSH Research, personal fees from Dyne, personal fees from Fulcrum, personal fees from Avidity, personal fees from MT Pharma, personal fees from Acceleron, personal fees from Sarepta, personal fees from Strongbridge, outside the submitted work. Dr. Farmakidis reports personal fees from Argnex, personal fees from Momenta, personal fees from Terumo BCT, outside the submitted work.