鼻腔出血是耳鼻咽喉科的常见病、多发病。出血量的判断常作为诊断鼻出血严重程度的一项重要指标,鼻腔大出血的定义对医生判断病情和治疗有极其重要的指导作用。同时对治疗效果的评价、提高科研和教学水平也有重要的现实意义。但国内目前对鼻腔大出血的评价量、测量方法仍无统一 Nasal bleeding is a common disease of otolaryngology, frequently-occurring disease. The judgment of the amount of bleeding is often used as an important indicator of the severity of the diagnosis of nasal bleeding. The definition of nasal bleeding is extremely important for doctors to judge the condition and treatment. At the same time evaluation of the treatment effect, improve the level of scientific research and teaching also has important practical significance. However, the current domestic evaluation of nasal bleeding, the measurement method is still no uniform