1. Results: The lesions wryer usually located at the periphery, the base of the lesion were extensively adhesive to pleural with localized pleural thickening, most of them were round or round-like mass, margin was smooth, density was homogeneous, diameter was around 2cm-5cm; the edge of lesion presented long and thick speculations, or shallow lobulation, and mediastinal lymphadenectasis.
结果：病灶多位于肺胸膜下，广基地与胸膜相连；多呈圆形或类圆形，边缘光滑，直径2-5 cm ，密度均匀；边缘可见粗长毛刺，棘状突起或浅分叶；可有淋巴结肿大。