[Asymptomatic pneumothorax in brachial plexus block].
D000758:Anesthesia; D000765:Anesthesia, Conduction / Q000150:complications*; D000776:Anesthesiology; D065527:Brachial Plexus Block; D006801:Humans; D011030:Pneumothorax / Q000209:etiology*
ANESTHESIA, CONDUCTION/complications; PNEUMOTHORAX/etiology