患者男,58岁,因少尿、浮肿3个月、咯血半月于1987年2月19日入院。入院前3个月因受凉鼻塞、流涕,无发烧、咳嗽及咯血,但有腹痛,呈绞痛样,伴少量呕血,数日后自愈。不久少尿、面部及全身浮肿,尿量500ml/d 左右,两下肢紫斑。曾按急性肾炎抗感染及利尿处理,尿量虽增多,但纳差、恶心、乏力。紫斑变淡消退。入院前半个月咳嗽、咳痰、咯鲜红色血80ml/d 左右,伴胸闷,气短,偶有胸痛,与呼吸无关。无发 Male patient, 58 years old, due to oliguria, edema 3 months, hemoptysis half on February 19, 1987 admission. 3 months before admission due to cold stuffy nose, runny nose, no fever, cough and hemoptysis, but abdominal pain, was angina, with a small amount of hematemesis, self-healing after a few days. Shortly after oliguria, face and body edema, urine output 500ml / d or so, two lower limbs purple spot. According to acute nephritis anti-infectives and diuretic treatment, although the urine output increased, but the anorexia, nausea, fatigue. Purple spots fade away. Half a month before admission cough, expectoration, slightly bright red blood 80ml / d or so, with chest tightness, shortness of breath, occasional chest pain, and has nothing to do with breathing. No hair