title: Myotonia congenita in a brother and sister.
abstract: Myotonia congenita is a rare channelopathy and carries a good prognosis. Two cases of young siblings are presented detected with difficulty in gait and motor activities. Both had typical hypertrophied body musculature. EMG was diagnostic.
authors.affiliation: Department of Neurology, Children Hospital, Institute of Child Health, Lahore. tipusultanmalik@hotmail.com
authors.forename: Tipu
authors.initials: T
authors.lastname: Sultan
authors.forename: Malik Muhammad Nazir
authors.initials: MM
authors.lastname: Khan
authors.forename: Adeel
authors.initials: A
authors.lastname: Humayun
mesh_terms: D002675:Child, Preschool; D003937:Diagnosis, Differential; D004576:Electromyography; D005260:Female; D005684:Gait / Q000502:physiology; D006801:Humans; D008297:Male; D009043:Motor Activity / Q000502:physiology; D009224:Myotonia Congenita / Q000175:diagnosis* / Q000503:physiopathology; D035781:Siblings