胸膜间皮瘤是一种少见肿瘤,据国内外文献统计仅占全部肿瘤的0.04％。在间皮瘤中弥漫型发病率高于局限型,本文7例均为弥漫型,在胸膜肿瘤中居首位,因此在鉴别诊断时应首先考虑本病。 1 资料与方法 本组7例中,男性6例,女性1例。平均年龄47.4岁。临床表现为持续性胸痛、气急、呼吸困难、低热、咳嗽等。查体:患侧胸廓饱满,叩诊浊音,呼吸音及语颤减弱。在其检查血性胸水中有2例初期为黄色浆液性,后期转为血性。实验室检查:胸水透明 Pleural mesothelioma is a rare tumor. According to domestic and foreign literature statistics, it accounts for only 0.04% of all tumors. The incidence of diffuse type in mesothelioma is higher than that of localized type. In this article, 7 cases are all diffuse type and occupy the first place among pleural tumors. Therefore, the disease should be considered first in differential diagnosis. 1 Materials and Methods In this group of 7 cases, there were 6 males and 1 female. The average age is 47.4 years old. The clinical manifestations include persistent chest pain, shortness of breath, difficulty in breathing, low fever, and cough. Physical examination: The affected side was full of thorax, percussive voiced sounds, breath sounds, and speech tremors weakened. In his examination of bloody pleural effusion, there were 2 cases of yellow serous in the early stage and later became bloody. Laboratory examination: transparent pleural effusion