对于心力衰竭的诊断,当前主要是依靠患者的症状和体征,可是部分早期左心衰竭病例,尚无可靠的临床诊断依据。作为诊断的手段,X线检查不失为重要的方法之一。在胸部的各种X线征象中,限局性叶间积液对某些心力衰竭的诊断有一定帮助,尤其是对部分在临床上尚属隐性左心衰竭者,具有更重要的意义。现把我们搜集的部分病例分析如下: 一、限局性叶间积液的X线表现限局性叶间积液由于其发生部位和积液量多少的不同,可有多种X线表现,只从正位上观察有时会误诊为肺部肿瘤,故有“假性肺肿 For the diagnosis of heart failure, the current mainly rely on the patient’s symptoms and signs, but some cases of early left heart failure, there is no reliable basis for clinical diagnosis. As a diagnostic tool, X-ray examination is one of the important methods. In various chest X-ray signs, the limited regional effusion for some of the diagnosis of heart failure have some help, especially for some who are still in clinical recessive left heart failure, has more significance. Now we collect some of the cases are analyzed as follows: First, the limited situation X-ray performance of the effusions of the leaves limited leaf area effusion because of its place and amount of effusion can have a variety of X-ray performance, only from Orthodontic observation sometimes misdiagnosed as lung cancer, it is "false lung swelling