患者男,77岁,天津籍,干部。因乏力3～4年,症状加重1年,伴活动后气急半年,腰痛半月,发热2天,于1986年8月18日入院。患者近三四年来无明显诱因出现乏力、困倦、面色苍白。一年前症状加剧。查血常规,红细胞3.1～3.4×10~(12)/L,血红蛋白90～100g/L,疑为“缺铁性贫血”,未做系统治疗。小年前患者因“感冒”、发热、咳嗽,在当地医院诊为“支气管炎”,给予庆大霉素、红霉素、先锋 Male patient, 77 years old, Tianjin membership, cadre. 3 to 4 years due to fatigue, symptoms aggravate 1 year, with activity six months, low back pain half a month, fever 2 days, on August 18, 1986 admission. The past three or four years no obvious incentive for patients to appear fatigue, drowsiness, pale. A year ago, the symptoms worsened. Check the blood routine, erythrocytes 3.1 ~ 3.4 × 10 ~ (12) / L, hemoglobin 90 ~ 100g / L, suspected “iron deficiency anemia”, not systematic treatment. Small-patient patients due to “cold”, fever, cough, at the local hospital diagnosed as “bronchitis”, given gentamicin, erythromycin, Pioneer