先天性锁骨下动静脉瘘超声表现及封堵治疗1例
CHINESE JOURNAL OF ULTRASONOGRAPHY（2011）
Abstract
患儿女,6岁.左前胸壁血管曲张2年,左侧胸骨旁杂音1年.心脏超声检查:左心扩大,左室舒张末期前后径43 mm,同时测及左锁骨下动脉,提示该动脉增宽,于左锁骨下动、静脉间测及瘘口,大小约3～4 mm.彩色多普勒显示左锁骨下动、静脉间明亮的五彩镶嵌连续性交通血流,峰值流速约 4.3 m/s(图1,2).血管造影证实左锁骨下动静脉瘘,瘘口位于左锁骨下动脉近段,予动脉导管封堵器封堵(图3).
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