慢性肺源性心脏病简称“肺心病”,是由于支气管、肺、胸廓或肺动脉的慢性病变所致循环阻力增加、肺动脉高压、进而使右心室肥厚、扩大,甚至发生右心衰竭的心脏病。多发于冬春季节,是中老年人常见疾病。1资料与方法1.1一般资料我科自2001年9月至2004年10月共收治肺心病患者50例, Chronic pulmonary heart disease referred to as “pulmonary heart disease” is due to increased resistance to bronchial, pulmonary, thoracic or pulmonary disease caused by chronic resistance, pulmonary hypertension, which in turn makes the right ventricular hypertrophy, enlargement, and even heart failure occurs right heart failure. Occur in winter and spring, is a common disease in the elderly. 1 Materials and Methods 1.1 General Information Our department from September 2001 to October 2004 were treated 50 patients with pulmonary heart disease,