title: Persistent phrenic nerve paresis following interscalene brachial plexus block.
mesh_terms: D001917:Brachial Plexus; D002045:Bupivacaine / Q000009:adverse effects; D003964:Diaphragm / Q000294:innervation / Q000503:physiopathology; D006801:Humans; D008297:Male; D008875:Middle Aged; D009068:Movement; D009407:Nerve Block / Q000009:adverse effects* / Q000379:methods; D010243:Paralysis / Q000209:etiology*; D010791:Phrenic Nerve / Q000293:injuries*; D012129:Respiratory Function Tests; D012640:Seizures / Q000209:etiology
chemical_list: D002045:Bupivacaine