A.5mL
B.10mL
C.15mL
D.20mL
E.60mL
[单选题]一天出血量大于多少毫升,粪便隐血可为阳性 ( )A.5mlB.10mlC.15mlD.20mlE.25ml
上消化道出血量大于多少时,可使大便潜血试验呈阳性A. 5 mlB. 10 mlC. 15 mlD. 50 mlE. 80 ml
[单选题]大便隐血试验阳性,说明上消化道出血量约为A.5mlB.15mlC.20mlD.50mlE.100ml
[单选题]上消化道出血患者粪隐血试验阳性,最少出血量是A.5mlB.20mlC.50mlD.80mlE.100ml
[单选题]上消化道出血量达到至少多少时可产生黑便A.5mlB.30mlC.60mlD.100mlE.200ml
[单选题]上消化道出血量达到多少时可出现呕血( )A.5mlB.30mlC.60mlD.250mlE.80ml
[单选题]大便潜血试验阳性提示消化道出血量超过A.5~10mlB.15~25mlC.30~40mlD.50~60mlE.80~100ml
[单选题]上消化道出血量达到多少时即可产生黑便A.5mlB.30mlC.50mlD.60mlE.70ml
[单选题]上消化道出血量达到多少时可产生黑便A.5mlB.30mlC.60mlD.100mlE.200ml
[填空题] 消化道出血时,大便隐血试验阳性提示每日出血量大于().