三尖瓣闭锁有四个共同的特征:右房室瓣闭锁、心房间互相交通、左心室肥厚及右心室窦发育不良或缺如。根据肺动脉流出道的梗阻程度以及大血管关系的不同,产生各种临床表现。大多数三尖瓣闭锁婴儿在生命早期即需手术处理。作者分析了姑息性手术的 There are four common features of tricuspid atresia: atresia of the right atrioventricular valve, traffic in the atrium, left ventricular hypertrophy, and malformed or absent right ventricular sinus. According to the degree of obstruction of the pulmonary artery outflow tract and the relationship between the great vessels, resulting in a variety of clinical manifestations. Most tricuspid atresia infants require surgical treatment early in life. The authors analyzed palliative surgery