目的探讨超声心动图对全肺静脉异位引流（TPVAD）的探测方法及其表现特征。
Objective To assess echocardiographic detecting technique and imaging characters of total pulmonary venous anomalous drainage (TPVAD).
目的探讨超声心动图对全肺静脉异位引流（TPVAD）的探测方法及其表现特征。
Objective To assess echocardiographic detecting technique and imaging characters of total pulmonary venous anomalous drainage (TPVAD).
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