title: Air embolism in upright neurosurgical patients: detection and localization by two-dimensional transesophageal echocardiography.
mesh_terms: D001921:Brain / Q000601:surgery; D004452:Echocardiography / Q000379:methods*; D004618:Embolism, Air / Q000175:diagnosis*; D006801:Humans; D007431:Intraoperative Complications