title: Familial progressive external ophthalmoplegia with abnormal muscle mitochondria.
mesh_terms: D000328:Adult; D002490:Central Nervous System / Q000473:pathology; D004576:Electromyography; D006801:Humans; D008297:Male; D008875:Middle Aged; D008931:Mitochondria, Muscle / Q000648:ultrastructure*; D009132:Muscles / Q000648:ultrastructure*; D009886:Ophthalmoplegia / Q000235:genetics*; D012174:Retinitis Pigmentosa / Q000235:genetics; D013577:Syndrome