title: Myasthenic syndrome in polymyositis.
abstract: The case report of a 23-year-old man with polymyositis and some myasthenic features is presented. The biopsy findings suggest a preferential involvement of the neuromuscular junctions by the inflammatory process, a fact which explains the clinical syndrome.
mesh_terms: D000328:Adult; D006801:Humans; D008297:Male; D009045:Motor Endplate / Q000473:pathology; D009046:Motor Neurons / Q000473:pathology; D009132:Muscles / Q000201:enzymology / Q000473:pathology; D009157:Myasthenia Gravis / Q000150:complications* / Q000473:pathology; D009220:Myositis / Q000150:complications* / Q000201:enzymology / Q000473:pathology; D009469:Neuromuscular Junction / Q000473:pathology