title: Gastric aspiration associated with operative choledochoscopy.
mesh_terms: D000368:Aged; D002763:Cholecystectomy; D003135:Common Bile Duct; D004724:Endoscopy / Q000009:adverse effects*; D042882:Gallstones / Q000175:diagnosis* / Q000601:surgery; D006801:Humans; D007430:Intraoperative Care / Q000379:methods; D007431:Intraoperative Complications / Q000517:prevention & control; D007441:Intubation, Gastrointestinal / Q000379:methods*; D008297:Male; D011015:Pneumonia, Aspiration / Q000517:prevention & control*; D013396:Suction / Q000379:methods