患者男,67岁。近一个月来低热、面色苍白、心悸、心慌、头晕、耳鸣、疲乏无力,伴有恶心、呕吐、纳差来院。查体:T36.5℃.P84次/分,R25次/分,Bp90/50mmHg,重度贫血貌。皮肤粘膜苍白,巩膜无黄染。全身表浅淋巴结无肿大。胸骨压痛不明显,双肺呼吸音较粗。肝剑突下5cm,肋下2cm,质韧触疼不明显,脾未触及。血红蛋白4g%,红细胞134万,白细胞5200,原始粒3%,早幼粒4%,中性中幼粒0.5%,晚幼粒1.5%,杆状核1%,分叶核51.5%,单核6.5%,淋巴32%,全片偶见晚幼红细胞,血小板形态巨大,60%异常,原始粒、早幼粒细胞浆中可见Auers小体.血沉160mm/h,网织红细胞 Patient male, 67 years old. Nearly a month to low fever, pale, palpitations, palpitation, dizziness, tinnitus, fatigue, accompanied by nausea, vomiting, anorexia to hospital. Physical examination: T36.5 ℃ .P84 times / min, R25 times / min, Bp90 / 50mmHg, severe anemia appearance. Skin mucous membrane pale, Sclera no yellow dye. Whole body superficial lymph nodes without swelling. Sternal tenderness is not obvious, the lungs breath sounds thicker. Liver xiphoid 5cm, rib 2cm, toughen tou tou pain is not obvious, the spleen did not touch. Hemoglobin 4g%, Erythrocytes 1340000, WBC 5200, Primer 3%, Prokaryotic 4%, Neuter Medium 0.5%, Latelet 1.5%, Rod 1%, Branched 51.5%, Mononuclear 6.5%, lymphatic 32%, the whole piece of occasionally late red blood cells, platelet shape is huge, 60% abnormal, primordial granulocyte, promyelocytic cytoplasm Auers body visible. Erythrocyte sedimentation rate 160mm / h, reticulocyte