目的拟通过超声心动图估测的跨肺压与实测跨肺压进行对比来探讨估测跨肺压梯度(transpulmonary gradient，TPG)是否可靠。方法回顾性......

From Aug. 1999 to Feb. 2001, 8 patients with complex congenital heart diseases, including 5 cases accompanied by hypopla......