最常见的单心室为左心室型单心室、主动脉位于肺动脉左侧、主动脉起自左侧的残余右心室，与纠正型大血管转位相似。
O O O O B-dis I-dis I-dis O B-dis I-dis I-dis I-dis I-dis I-dis I-dis O B-dis I-dis I-dis I-dis I-dis I-dis I-dis I-dis I-dis I-dis O B-dis I-dis I-dis I-dis I-dis I-dis I-dis I-dis I-dis I-dis I-dis I-dis I-dis O O O O O O B-bod I-bod O O O O O