绝大多数心脏疾病发展到一定程度均可引起左心功能障碍。而左心衰竭早期缺乏典型的临床表现，X线摄影对左心功能不全的认识往往早于临床，而发现间质性肺水肿是早期诊断左心功能不全的重要依据。本文分析了我院lop－1997年110例心原性间质性肺水肿的X线表现，资料与方法l、资料 The vast majority of heart disease can develop to a certain extent can cause left ventricular dysfunction. The early lack of typical clinical manifestations of left heart failure, X-ray photography of left ventricular dysfunction is often earlier than clinical knowledge, and found that interstitial pulmonary edema is an important basis for early diagnosis of left ventricular dysfunction. This article analyzes our hospital lop-1997 110 cases of cardiac interstitial pulmonary edema X-ray findings, data and methods l, data