The pulmonary carcinoma sedg were lobular in shape and had marginal spiculae,thick cavity irregular inside swall...

• 肺癌病灶外缘分叶,有毛刺,洞壁厚,内缘凹凸不平;肺脓肿空洞内缘光滑整齐,可见液平面,洞壁厚,外缘模糊。