Why the study?
Does routine preoperative gastric emptying prevent pulmonary aspiration during anaesthesia?
Population
85,594 anaesthetic procedures over 5 years (1989-1993)
Design
Cohort
Authors
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Aspiration rare and absent with regional anaesthesia; supports limiting gastric emptying to suspected ileus but leaves open prospective trials.
Does routine preoperative gastric emptying prevent pulmonary aspiration during anaesthesia?
Pulmonary aspiration during anaesthesia is rare and carries a low risk for serious morbidity, suggesting routine preoperative gastric emptying is not indicated except in suspected ileus.
Mellin‐Olsen et al. (1996) studied this question.
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