（六）骨骼异常肋骨畸形、脊柱侧突和椎骨的异常如脊椎畸形，均与先心病有关。
O O O B-dis I-dis I-dis I-dis B-dis I-dis I-dis I-dis O B-dis I-dis I-dis I-dis O B-dis I-dis I-dis I-dis I-dis O B-dis I-dis I-dis I-dis O O O B-dis I-dis I-dis O O O