下列哪项检查对急性胰腺炎诊断的价值最大() ["A．X线腹部平片","B．腹部B超","C．腹部CT","D．核素扫描检查","E．胃镜"] 下列哪一项消化酶在急性胰腺炎并发休克中所起作用最大() ["A．磷脂酶a","B．激肽释放酶","C．弹力蛋白酶","D．脂肪酶","E．淀粉酶"] 急性胰腺炎治疗时，下列属抑制胰酶活性的药物是() ["A．胰升糖素","B．抑肽酶","C．降钙素","D．生长抑素","E．奥美拉唑"] 急性胰腺炎出现下列哪种情况应考虑重症() ["A．血钙低于2mmol/L","B．血糖低于5mmol/L","C．血淀粉酶升高达1000U以上","D．中上腹出现压痛、反跳痛","E．白细胞明显升高，超过20×10/L"] 急性胰腺炎不会出现下列哪项表现() ["A．腹胀","B．休克","C．血性腹水","D．低钙血症","E．痢疾样大便"] 急性胰腺炎时，淀粉酶肌酐清除率比值升高的原因为()