Iatrogenic spinal accessory nerve injury.
D061227:Accessory Nerve Injuries; D000328:Adult; D001706:Biopsy / Q000009:adverse effects*; D003389:Cranial Nerve Diseases / Q000209:etiology; D006801:Humans; D008198:Lymph Nodes / Q000473:pathology; D008297:Male; D010243:Paralysis / Q000209:etiology