患儿,14个月。慢性腹泻二个月,近日发现面色发黄。皮肤散在出血点,查体:心肺正常,肝脾轻度肿大,无震颤,血象:Hb 90g/L,RBC 2.65×10^12/L,要早期诊断,应首先做什么检查()
A. 骨髓穿刺
B. MCV MCH MCHC
C. 血清Vit Bl2测定
D. 血涂片:查中性粒细胞分叶过多现象
E. 血清叶酸测定
某患者的血常规结果如下所示:WBC 50×l0 9/L,Hb 105g/L,PLT 100×l0 9/L,外周血涂片结果:myeloblast 2%,promyelocyte 5%,myelocyte 10%,metamyelocyte 20%basophi l5%,band及segments 38%,monocyte 2%,lymphocyte 3%,某患者的血常规结果如下所示:WBC 50×l09/L,Hb 105g/L,PLT 100×l09/L,外周血涂片结果:myeloblast 2%,promyelocyte 5%,myelocyte 10%,metamyelocyte 20%basophi l5%,band及segments 38%,monocyte 2%,lymphocyte 3%,
A. Leukemoid reaction
B. AML
CML
D. ALL
E. MDS
1957年,首先研制出动态心电图仪的学者是()
A. Willem Einthoven
B. Norman J.Holter
C. F.N.Willson
D. Frank
E. Arthur Master
机会致病性原虫是()
A. Plosmodium Ⅵvax
B. Toxoplasma gondⅡ
C. Leishmania donovani
D. Trichomonas vaginalis
Entamoeba histolytica