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先天性单侧肺动脉发育不良合并房间隔缺损超声表现一例

CHINESE JOURNAL OF MEDICAL ULTRASOUND(ELECTRONIC VERSION)(2011)

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Abstract
患者男,9岁,因发现心脏杂音2个月由门诊收入小儿外科,患儿曾因生长发育迟缓到当地医院就诊时发现心脏杂音.平素易感冒,活动耐力可,无活动后心慌、气短,无口唇青紫,无晕厥、抽搐,无胸痛、心悸,不喜蹲距,查体:体温35.5℃,心率100次/min,血压100/60 mm Hg(1 mm Hg=0.133 kPa),心律齐,胸骨左缘2、3肋间可闻及2~3级/6级收缩期杂音.彩色超声心动图所见:(1)右心扩大,左心大小正常;(2)主动脉内径正常,肺动脉主干内径15 mm,右肺动脉入口处内径5 mm,左肺动脉起始部显示欠清晰,远端可见高速血流信号,内径约2.2 mm.
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