这是一个有四个瓣叶的瓣膜。
Objective:To explore the echocardiographic diagnostic value of congenital quadricuspid aortic valve(QAV)deformity.
目的:探讨超声心动图诊断先天性四叶式主动脉瓣畸形的价值。
Objective:To explore the echocardiographic diagnostic value of congenital quadricuspid aortic valve(QAV)deformity.
目的:探讨超声心动图诊断先天性四叶式主动脉瓣畸形的价值。
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