顽固性鼻出血目前尚无统一的标准或概念。Strutz等(1990)认为必须行后鼻孔填塞止血的鼻出血方称为顽固性鼻出血。Elahi等(1995)将顽固性鼻出血限定为:应用传统的局部压迫、血管收缩剂、镇静剂、前后鼻孔填塞和输血等方法均不能控制的鼻出血。张燕明(1997)提到顽固性鼻出血多指 There is no uniform standard or concept of intractable epistaxis. Strutz et al (1990) that must be done after the nasal congestion to stop bleeding nose called intractable epistaxis. Elahi et al. (1995) defined intractable epistaxis as epistaxis that was uncontrollable with traditional methods of local compression, vasoconstrictors, sedatives, anterograde nostril and transfusion. Zhang Yanming (1997) referred to multiple stubborn nosebleeds