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问题 单项选择题 A1/A2型题

对胰腺癌诊断最好的指标是（）

A.CA125

B.POA（胰胚胎抗原）和CA199

C.AFP

D.CA50

E.CA153

答案

参考答案：B

选择题
John is a man of much _____ and he had a lot of interesting _____ in his life.

A. experience; experience
B. experiences; experience
C. experience; experiences
D. experiences; experienced
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单项选择题 A1/A2型题

关于胃大部切除术后十二指肠残端瘘的临床表现和治疗，错误的是（）

A.术后突发上腹部剧痛、腹膜刺激征、发热

B.腹部穿刺可抽出胆汁样液体

C.一旦确诊，应立即手术

D.保守治疗，多数瘘口可自然愈合

E.手术原则是尽量关闭残端或造瘘，持续腹腔引流
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