鼻出血系耳鼻咽喉科常见急症。判明出血部位 ,采取迅速有效的止血方法是治疗的关键。我科 1997年始应用鼻内窥镜和微波技术治疗鼻出血 42例 ,现报道如下。1　临床资料1.1　一般资料 :42例鼻出血患者 ,男 33例 ,女 9例 ,年龄30～ 70岁 ,5 0岁以上 2 8例 ,左侧 2 1例 ,右侧 16例 Epistaxis Department of Otolaryngology common emergency. Identify the bleeding site, to take prompt and effective method of bleeding is the key to treatment. Our department began in 1997 nasal endoscopy and microwave technology for the treatment of 42 cases of epistaxis are reported below. 1 Clinical data 1.1 General information: 42 cases of nosebleed, 33 males and 9 females, aged 30 to 70 years old, 50 cases over 28 cases, 21 cases of left and right in 16 cases