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急性非淋巴细胞白血病中骨髓原始白血病细胞绝对值少于50％者称原始细胞增生低下型(或冒烟型)白血病。本文报告24例。其中男19例,女5例。特点是患者发病年龄均较大,为45～92岁,60岁以上18例(75％),仅2例小于50岁。大多数患者有中到重度白细胞减少,白细胞数少于5,000/mm~3者20例。贫血普遍存在,个别是严重的,仅1例血红蛋白在13g％以上。14例血小板数低于10万/mm~3。这些病例均未接受特殊治疗。从确诊起计算,中数生存期为9.29个月,有3例至今仍生存,存活时间分别为36、32及10个月。21例已死亡,13例死于败血症,4例死于严重出血,死于心肌梗死及原因不明各
Acute non-lymphocytic leukemia in bone marrow leukemia cells in absolute terms less than 50%, said the initial hypo-hyperplasia (or smoking-type) leukemia. This article reports 24 cases. There were 19 males and 5 females. Characterized by the onset of patients were older, 45 to 92 years old, 18 cases over the age of 60 (75%), only 2 cases were less than 50 years old. Most patients have moderate to severe leukopenia, white blood cell count less than 5,000 / mm ~ 3 in 20 cases. Anemia is widespread and is individually severe, with only 1 case of hemoglobin above 13 g%. 14 cases of platelet count less than 100,000 / mm ~ 3. None of these cases received any special treatment. From the diagnosis, the median survival was 9.29 months, 3 patients still survive today, survival time was 36,32 and 10 months. 21 had died, 13 died of sepsis, 4 died of severe bleeding, died of myocardial infarction and unexplained