患者 女,48岁,农民。因反复鼻衄5年加重1年于1996年10月3日入院。患者自1991年始反复出现双侧鼻出血,1995年8月后,其双侧鼻出加重频发,每次出血量约10～100ml,平日常有血性渗出物自鼻孔渗出。伴有头昏、心悸、乏力及纳差,无明显发热倾向。发病后曾多次在当地区医院予以服用中药、西药(其药名不详)及局部填塞止血等治疗。因反复治疗无效而来院就诊,拟诊为①鼻衄原因?②鼻中隔穿孔③失血性贫 Patients Female, 48 years old, farmer. He was hospitalized on October 3, 1996 because of repeated epistaxis for 5 years. Bilateral epistaxis was repeatedly seen in patients since 1991. After August 1995, bilateral nasal discharges increased frequently. Each time the amount of bleeding was about 10 to 100 ml, and bloody exudates permeated from the nostrils. With dizziness, palpitations, fatigue and anorexia, there is no obvious tendency to fever. After the onset of illness, he had been taking Chinese medicine, Western medicine (the name of which was not known), and local stuffing and hemostasis in local hospitals several times. Due to repeated treatment failure to come to the hospital for diagnosis, diagnosed as a cause of nasal congestion? 2 nasal septum perforation 3 blood loss