Aspiration of retained food in the esophagus at the time of induction of anesthesia and perforation of the esophageal mucosa are the most common operative complications.

在食道吸入在麻醉及食管黏膜穿孔诱导时间保留食物是最常见的手术并发症。

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Background: Perforation of the esophagus remains a challenging clinical problem.

背景：食管穿孔仍然是富有挑战性的临床难题。

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Risks include the possibility of a small perforation in the esophagus, which often heals on its own, and internal bleeding, which in rare cases requires a transfusion.

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