title: Hypothyroidism with true myotonia.
abstract: A patient with subclinical hypothyroidism who presented with true myotonia is described. There was no evidence that either he or members of his family had dystrophia myotonica or myotonia congenita. Treatment with thyroxine resolved his symptoms completely.
mesh_terms: D000328:Adult; D004576:Electromyography; D006801:Humans; D007037:Hypothyroidism / Q000150:complications* / Q000188:drug therapy; D008297:Male; D009222:Myotonia / Q000188:drug therapy / Q000209:etiology*; D013974:Thyroxine / Q000627:therapeutic use
chemical_list: D013974:Thyroxine