Aspiration of gastric contents in the operative period.
D000758:Anesthesia / Q000009:adverse effects*; D001982:Bronchial Diseases / Q000209:etiology*; D005751:Gastric Lavage; D006801:Humans; D008171:Lung Diseases / Q000209:etiology*; D011015:Pneumonia, Aspiration; D011183:Postoperative Complications; D013270:Stomach