胸膜间皮肉瘤是间皮细胞恶变而来的一种恶性肿瘤，其大部起源于浆膜面的间皮细胞和间皮细胞下层的中胚叶于细胞。临床少见，且误诊率较高，我们近2年经病理、临床及X线确诊的11例，报告如下。1临床资料1．1一般资料：本文11例，均经针吸活检，病理或手术证实。男7例，女4例。平 Pleural mesothelioma is a malignancy resulting from malignancy of mesothelial cells. Most of the pleural mesothelioma arises from mesothelial cells in the serosal surface and mesodermal cells in the mesothelial cells. Clinical rare, and the rate of misdiagnosis is high. We have 11 cases diagnosed by pathology, clinic and X-ray in the past 2 years. The report is as follows. 1 Clinical data 1.1 General information: 11 cases were confirmed by needle biopsy, pathology or surgery. 7 males and 4 females. level