下列选项中，不能提示肾后性急性肾衰竭的可能的是()
A. 突然无尿、腰痛、血尿
B. 无尿与多尿交替出现
C. 影像学检查未发现尿路梗阻
D. 有前列腺肥大
E. 有盆腔肿瘤
查看答案
关于主动脉瓣关闭不全的病因哪项不正确 ()
A. 约2/3的主动脉瓣关闭不全为风湿热所致
B. 感染性心内膜炎是急性主动脉瓣关闭不全的少见病因
C. Marfan综合征可引起急性主动脉瓣关闭不全
D. 二叶主动脉瓣占单纯主动脉瓣关闭不全的1/4
E. 强直性脊椎炎可致主动脉瓣关闭不全
Autism and mental retardation should be treated with __________.
A. different techniques
B. social relationships and communication
C. language and information
D. several causes working together
E. a degree of repetition
F. skill development
It is possible that autism happens as a result of __________.
A. different techniques
B. social relationships and communication
C. language and information
D. several causes working together
E. a degree of repetition
F. skill development
风湿性心瓣膜病患者，胃肠镜检查前，如需预防心内膜感染，首选下列哪项措施预防肠球菌感染 ()
A. 肌注青霉素及链霉素
B. 口服羟氨苄青霉素和螺旋霉素
C. 口服红霉素和氟哌酸
D. 静注氨苄西林及肌注庆大霉素
E. 静注万古霉素及肌注青霉素
微信支付 
支付宝支付