题目内容
变异型心绞痛是
2022-01-13
A.心肌耗氧量增加诱发的心绞痛
B.胸骨后压榨性疼痛持续半个小时以上
C.冠状动脉痉挛诱发的心绞痛
D.心尖部疼痛，位置不固定
E.耗氧量降低引起的心绞痛
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