肺炎性假瘤虽非肺部常见疾病,但由于临床上可引起低热、轻咳、痰中杂血、胸部X线显示圆形或椭形阴影,有时甚至出现环状阴影,而被误诊为肺结核,肺癌或肺部良性肿瘤。据国内报导的25例均在手术后经病理检查才得到确诊。说明在诊断上存在一定困难。我院于1977年发现二例,今报导如下: Although pneumonia pseudotumor is not a common disease in the lungs, it is misdiagnosed as pulmonary tuberculosis because it can cause low fever, mild cough and sputum in clinic, chest X ray shows round or oval shadows, and sometimes even ring shadow , Lung cancer or lung benign tumor. According to the domestic reports of 25 cases were confirmed by pathological examination after surgery. Description of the diagnosis there are some difficulties. Two cases were found in our hospital in 1977, this report is as follows: