title: Masked myotonia presenting as recurrent head injury.
authors.affiliation: KJ Hospital Research and Postgraduate Centre, Chennai 600 084.
authors.forename: B G
authors.initials: BG
authors.lastname: Ponnappa
authors.forename: D
authors.initials: D
authors.lastname: Venugopal
authors.forename: M P
authors.initials: MP
authors.lastname: Korath
authors.forename: K
authors.initials: K
authors.lastname: Jagadeesan
mesh_terms: D000328:Adult; D006259:Craniocerebral Trauma / Q000150:complications / Q000175:diagnosis*; D003937:Diagnosis, Differential; D005500:Follow-Up Studies; D006801:Humans; D008297:Male; D009222:Myotonia / Q000150:complications / Q000175:diagnosis*; D009460:Neurologic Examination; D012008:Recurrence; D014057:Tomography, X-Ray Computed