气管与支气管异物为耳鼻喉科常见的急重症之一，临床经过险恶，如果处理不当或抢救不及时常可危及生命。气管与支气管异物多发生于儿童，且以7岁以下儿童发病率最高。因小儿的咳嗽反射及喉的保护作用不健全，进食或口含细小物品时，容易误吸异物，造成气道阻塞性急重症。门］对 Tracheal and bronchial foreign bodies are one of the most common acute and severe otorhinolaryngology clinics through sinister, if not properly handled or not timely rescue can be life-threatening. Tracheal and bronchial foreign bodies occur in children, and the highest incidence of children under the age of 7 years. Due to children’s cough reflex and throat protection is not perfect, eating or mouth with small items, easy to mistakenly aspirate foreign body, causing airway obstructive critical illness. Door] right