Objective To analyze the imaging manifestation of the Subpleu ral lung cancer in mediastinum which were misdiagnosed easily and to compare with the space occupying lesion of mediastinum.

• 目的分析易误诊的胸膜下纵膈型肺癌的影像学表现,探讨纵隔占位性病变与之鉴别要点,减少误诊率。