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男，40岁，晚餐后5小时开始上腹的答案

男，40岁，晚餐后5小时开始上腹疼痛，向左肩、腰、背部放射及恶心、呕吐、腹胀。现已37个小时。曾有胆结石史。体检：呼吸24次／分，体温38.9℃，血压90/75mmHg。巩膜可疑黄染，全腹压痛，以上腹部显著，伴肌紧张和反跳痛，移动性浊音阳性，血白细胞16×109/L，中性粒细胞89%。为确定诊断，最有价值的检查是（）

单选题
2021-12-24 01:30
A、测定血淀粉酶
B、测定尿淀粉酶
C、腹腔穿刺液检查并测定淀粉酶
D、腹部超声检查
E、腹部X线检查
查看答案
正确答案
C
试题解析
腹腔穿刺对于多数患者，依靠病史，症状，体征加上血尿淀粉酶的测定可以确诊。腹腔液淀粉酶增高有诊断意义。通过观察腹腔液的性状可以间接判断病情程度。为血性或混浊液体，或腹水淀粉酶含量明显高于血清淀粉酶，常提示胰腺炎较严重。
标签： 消化科 安徽住院医师临床病理科 消化内科综合练习 广西住院医师
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