[Polymyositis and myasthenic syndrome associated with malignant tumor].
D005260:Female; D006801:Humans; D008175:Lung Neoplasms / Q000150:complications; D008297:Male; D008875:Middle Aged; D009135:Muscular Diseases / Q000150:complications*; D009220:Myositis / Q000150:complications*; D009369:Neoplasms / Q000150:complications*