title: Pathological changes of peripheral nerve in primary polymyositis.
mesh_terms: D000293:Adolescent; D000328:Adult; D001706:Biopsy; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D009132:Muscles / Q000473:pathology*; D009220:Myositis / Q000175:diagnosis / Q000473:pathology*; D013127:Spinal Nerves / Q000473:pathology*; D013497:Sural Nerve / Q000473:pathology*