mitral atresia

• 二尖瓣闭锁

mitral atresia的用法和样例：

例句

1. Valvular heart disease, usually aortic and mitral insufficiency, can complicate a variety of systemic diseases.
   瓣膜性心脏病，以主动脉瓣及二尖瓣闭锁不全为最常见，可使各种全身性疾病变得复杂。