临床上常有不明原因的咯血甚至大咯血病例,经常规内科治疗治愈。在内窥镜检查的操作过程中,也常有黏膜出血的情况,均可经简单处理使出血停止,极少出现致死性的大咯血情况,本文介绍1例因黏膜活检导致支气管大出血的病例。1病历资料患者女,72岁,因咳嗽、发现右中肺不张而于2010-02-22行支气管镜检查,胸部CT示右中肺不张和双下肺支气管扩张并感染(见图1)。近年来每年有1次因肺部感染就医。既往无高血压、心脏 Clinically, there are often unknown causes of hemoptysis or hemoptysis, often cured by medical treatment. In the endoscopic examination of the operation, mucosal bleeding is often the case, can be simple to stop the bleeding, rarely fatal hemoptysis, this article describes a case of bronchial bleeding caused by mucosal biopsy. A patient data, female, 72 years old, was found to have a right middle lung atelectasis on bronchoscopy at 2010-02-22 because of coughing. Chest CT showed right atelectasis and double lower lung bronchiectasis and infection (see Figure 1). In recent years, there is an annual medical treatment for pulmonary infection. No previous high blood pressure, heart