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Sometimes the pulmonary valve is completely obstructed ( pulmonary atresia ).
有时候肺动脉瓣完全阻塞 ( 肺动脉瓣闭锁 ).
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Objective To improve the echocardiographic diagnostic accuracy of pulmonary atresia by summarizing its characteristics.
目的总结肺动脉闭锁的超声心动图特点及诊断要点,提高对本病的诊断准确率.
肺动脉瓣闭锁???
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