title: Primary inflammatory muscle diseases.
mesh_terms: D000328:Adult; D002648:Child; D003882:Dermatomyositis / Q000175:diagnosis; D003937:Diagnosis, Differential; D004576:Electromyography; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D009132:Muscles / Q000473:pathology / Q000503:physiopathology; D009220:Myositis / Q000145:classification / Q000175:diagnosis* / Q000628:therapy; D009468:Neuromuscular Diseases / Q000175:diagnosis; D012867:Skin / Q000473:pathology