慢性中性粒细胞白血病（简称ＣＮＬ）是一种骨髓增殖性疾病，多以乏力为首发症状，随后可有低热、贫血或出血倾向，血象检查白细胞计数增高，８０％以上为成熟中性粒细胞，骨髓检查增生明显活跃，且７０％以上有核细胞为成熟中性粒细胞，ＮＡＰ活性增高，积分在３４０分左... Chronic neutrophil leukemia (abbreviated as CNL) is a myeloproliferative disease. It often has fatigue as the first symptom, followed by hypothermia, anemia, or bleeding tendency. The blood count of leukocytes is increased in blood tests, and more than 80% of mature neutrophils are , bone marrow examination hyperplasia was significantly active, and more than 70% of nucleated cells are mature neutrophils, NAP activity increased, the score in 340 points left ...