一旦发现膀胱癌应尽早全膀胱切除。 （）
参考答案：错
解析：应为：较大、多发、反复发作及分化不良的T2期和T3期膀胱癌以及浸润性鳞癌和腺癌，应行膀胱全切除术。
耳后骨膜下脓肿的临床表现不包括（）。
A.局部及全身感染的表现
B.瘘管试验阴性
C.耳后脓肿形成
D.Growe试验阳性
E.穿刺可抽出脓液
The construct Cobegin Statement1; Statement2; Coend means Statement1 and Statement2 are to be executed in parallel. The only two atomic actions in this construct are loading the value of a variable and storing into a variable. For the program segment x:=0; y:=0; cobegin begin x:=1; y:=y+x; end; begin y:=2; x:=x+3; end coend Which of the following indicate(s) possible values for the variables when the segment finishes execution Ⅰ. x=1,y=2 Ⅱ. x=1,y=3 Ⅲ. x=4,y=6
A．Ⅰ
B．Ⅱ and Ⅲ
C．Ⅰ and Ⅲ
D．Ⅱ and Ⅲ
