超声诊断法洛氏四联症合并肺动脉闭锁1例
Journal of Clinical Ultrasound in Medicine(2012)
Abstract
<正>患儿男,3个月。全身青紫,哭闹时加重,现全身紫绀,心前区可闻及收缩期杂音。超声检查示:主动脉瓣环内径增宽、前移,且骑跨于室间隔上,骑跨率约60%;室间隔连续中断,缺损约7mm;右室游离壁厚约6mm;主肺动脉内径约3.0mm,右肺动脉内径约2.5mm,左肺动脉内径约2.7mm;肺动脉瓣为一强回声隔膜(图1)。于降主动脉与左肺动脉之间可见一4mm×5mm管状回声相通。超声诊断:先天性心脏病,法洛氏四联症合并肺动脉闭锁、动脉导管未闭。后经手术证实。
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