试题与答案

男性,62岁,因胸部剧烈疼痛1小时来急诊,查体:血压104/70mmHg,心率96次

题型:单项选择题

题目:

男性,62岁,因胸部剧烈疼痛1小时来急诊,查体:血压104/70mmHg,心率96次/分,律齐,无病理性杂音,双肺无啰音。心电图:Vl-V4 ST段抬高0.4-0.6mV。导致上述情况的最常见发病机理是

A.冠状动脉进行性狭窄

B.冠状动脉痉挛

C.冠状动脉栓塞

D.左室负荷过重,导致冠状动脉明显供血不足

E.冠状动脉内血栓形成

答案:

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错误

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