某患者,二尖瓣面容,呼吸困难;心电图示"二尖瓣型P波";X线检查心影呈梨形;超声诊断为:风心病,二尖瓣狭窄为避免漏诊左房后壁较小的或薄层状的血栓,...

作者: rantiku 人气: - 评论: 0
问题 某患者,二尖瓣面容,呼吸困难;心电图示"二尖瓣型P波";X线检查心影呈梨形;超声诊断为:风心病,二尖瓣狭窄 为避免漏诊左房后壁较小的或薄层状的血栓,应从多切面、多部位仔细探查左房,包括
选项 A.胸骨旁 B.心尖部 C.剑突下 D.A+B E.A+B+C
答案 E
解析 :左心房血栓通常发生在风湿性二尖瓣狭窄左心房增大时左心室血栓常见于扩张型心肌病及冠心病,心肌梗死,尤其是前壁心肌梗死右心血栓多数为迁移性的,起源于下肢静脉系统,在经右心入肺、引起肺栓塞的过程中暂时停留在右心腔

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