报告22例胸膜间皮瘤的主要临床及病理特征,对临床诊断及鉴别诊断和病理诊断中组化技术的应用进行了探讨;对本地区本瘤的发病特征亦作了简单的讨论. The main clinical and pathological features of 22 cases of pleural mesothelioma were reported. The application of histochemistry in clinical diagnosis, differential diagnosis, and pathological diagnosis was discussed. The characteristics of this tumor in the region were also briefly discussed.