报告2例少见的先天性心脏病——三房心。其一般临床表现有右室负荷加重、肺动脉及肺静脉高压,但须与二尖瓣狭窄相鉴别。超声显象对本病确诊具有重要价值,特征为可见左房内有畸形隔膜的多重回声。手术为治疗本病的主要方法。 Report 2 cases of rare congenital heart disease - three heart. The general clinical manifestations of increased right ventricular load, pulmonary and pulmonary hypertension, but must be differentiated and mitral stenosis. Ultrasound imaging diagnosis of the disease has an important value, characterized by visible left atrial multiple diaphragm echo. Surgery for the treatment of the disease the main method.