慢性自发性气胸不易愈合。胸膜腔造影可清楚显示胸腔内肺表面的各种形态和胸腔内器官的解剖关系,有助于胸膜病变的诊断和鉴别诊断,并能为胸外科手术提供依据,我院对1992年行胸腔闭式引流1个月以上的6例气胸未愈者,通过胸腔闭式引流管注入76％泛影葡胺40～60ml及2％普鲁卡因4ml后夹管进行胸膜腔造影观察,现报道如下。 Chronic spontaneous pneumothorax is not easy to heal. Pleural cavity imaging can clearly show the various forms of intrathoracic pulmonary surface anatomy and organs of the chest, contribute to the diagnosis and differential diagnosis of pleural disease, and can provide the basis for thoracic surgery, our hospital on 1992 chest closed Drainage of more than 1 month 6 cases of pneumothorax did not heal, through the thoracic closed drainage tube injection of 76% diatrizoate 40 ~ 60ml and 2% procaine 4ml after the pleural catheterography, are reported as follows .