动脉导管未闭合并肺动脉夹层动脉瘤致死1例
Chinese Journal of Ultrasound in Medicine（2012）
Abstract
患儿男,2岁.发现动脉导管未闭2年.近来常不明原因哭闹来诊.体格检查:胸骨左缘闻及4/6级收缩期杂音.超声心动图示:心脏位置与连接正常,肺动脉明显扩张,内径为24 mm,内探及膜样回声(图1),起始于肺动脉瓣环上方约10 mm处,终止于肺动脉分支上方,将肺动脉分为真腔与假腔2部分.
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