單項(xiàng)選擇題患兒男,2歲,因“外傷后右肘關(guān)節(jié)腫脹3d”來(lái)診。既往偶有皮下淤斑史,無(wú)明確血友病家族史。查體:皮膚無(wú)出血點(diǎn);右肘關(guān)節(jié)明顯腫脹,局部皮膚無(wú)淤斑;肝、脾不大。實(shí)驗(yàn)室檢查:Hb105g/L,RBC3.4×10/L,WBC6.0×10/L,PLT130×10/L;APTT延長(zhǎng),PT正常。不適當(dāng)?shù)脑\斷措施是()

A.凝血四項(xiàng)檢查
B.簡(jiǎn)易凝血活酶生成糾正試驗(yàn)
C.血漿FⅧ:C/血漿FⅨ:C檢測(cè)
D.血漿vWF:Ag檢測(cè)
E.骨髓穿刺做細(xì)胞涂片檢查


你可能感興趣的試題

3.單項(xiàng)選擇題患兒男,10個(gè)月,單純母乳喂養(yǎng),1個(gè)月前反復(fù)腹瀉。查體:皮膚、黏膜輕度蒼白;肝肋下1cm,脾肋下1cm。血常規(guī):Hb80g/L,RBC3.2×10/L,WBC5.0×10/L,PLT121×10/L。下列檢查結(jié)果中最有助于患兒臨床診斷的是()

A.外周血出現(xiàn)有核紅細(xì)胞
B.骨髓中各期幼紅細(xì)胞比例減少
C.骨髓中原始紅細(xì)胞比例增高
D.骨髓中幼紅細(xì)胞呈巨幼變
E.血清LDH增高

5.單項(xiàng)選擇題患兒男,10個(gè)月,單純母乳喂養(yǎng),1個(gè)月前反復(fù)腹瀉。查體:皮膚、黏膜輕度蒼白;肝肋下1cm,脾肋下1cm。血常規(guī):Hb80g/L,RBC3.2×10/L,WBC5.0×10/L,PLT121×10/L。患兒外周血形態(tài)學(xué)檢查結(jié)果應(yīng)該是()

A.MCV(fl)80~94,MCH(pg)28~32,MCHC(g/L)320~380
B.MCV(fl)80~98,MCH(pg)28~36,MCHC(g/L)320~400
C.MCV(fl)>94,MCH(pg)>32,MCHC(g/L)320~360
D.MCV(fl)<80,MCH(pg)<28,MCHC(g/L)320~360
E.MCV(fl)<80,MCH(pg)<28,MCHC(g/L)<320