异物进入上消化道后,大多可自动通过,但有10～20%需经内镜取出,约1%需外科手术。80%的异物见于儿童,其次为无齿的成人、囚犯及精神病患者。托牙使上腭的触觉无从发挥作用,在成人中是并发异物摄入的最常见因素。异物摄入后,有人估计约20%进入气道,按作者的经验仅7.5%,其余均进入胃肠道。本文讨论不同类型异物的处理方法。硬币 Foreign body into the upper gastrointestinal tract, most can automatically pass, but 10 to 20% to be removed by endoscopy, about 1% require surgery. 80% of foreign bodies are found in children, followed by toothless adults, prisoners and psychiatric patients. Teeth support the palate can not play the role of touch, in adults, the most common cause of concurrent foreign body intake. After ingestion of foreign body, it is estimated that about 20% into the airway, according to the author’s experience only 7.5%, the rest are into the gastrointestinal tract. This article discusses the treatment of different types of foreign bodies. coin