慢性肺原性心脏病(肺心病)是由于肺、胸廓或肺动脉血管慢性病变所致的肺循环阻力增加,肺动脉高压,进而使右心室肥厚、扩大,甚至发生心力衰竭的心脏病。肺心病心力衰竭一旦发生,往往反复发作,并发病多,是临床常见危重症之一。我们收集2003年3月～200610月肺心病心力衰竭46例,经 Chronic pulmonary heart disease (pulmonary heart disease) is due to pulmonary, thoracic or pulmonary vascular disease caused by increased chronic pulmonary vascular resistance, pulmonary hypertension, thereby enabling the right ventricular hypertrophy, enlargement, and even heart failure heart disease. Pulmonary heart disease in the event of heart failure, often recurrent episodes of multiple and is one of the common clinical critically ill. We collected from March 2003 to 2006 October 46 cases of cor pulmonale heart failure