Complications of inter-scalene block.
D005260:Female; D006801:Humans; D008875:Middle Aged; D009132:Muscles; D009334:Neck Muscles; D009407:Nerve Block / Q000009:adverse effects*; D009431:Neural Conduction; D010791:Phrenic Nerve; D012133:Respiratory Paralysis / Q000209:etiology*; D013116:Spinal Cord / Q000502:physiology