[A retrospective study of air embolism during neurosurgery in the sitting position].
D000293:Adolescent; D000328:Adult; D000368:Aged; D001932:Brain Neoplasms / Q000601:surgery*; D002648:Child; D003388:Cranial Fossa, Posterior; D004618:Embolism, Air / Q000175:diagnosis / Q000209:etiology*; D005260:Female; D006801:Humans; D007431:Intraoperative Complications / Q000175:diagnosis; D008297:Male; D008875:Middle Aged; D011187:Posture; D012189:Retrospective Studies