作者回顾分析了经病理证实的65例胃肠道腺癌(结肠直肠33例,胰腺20例、胃或小肠9例、肝3例)肺转移患者的CT扫描图像。男26例,女39例,年龄32～83岁。5例经手术或尸检、60例经支气管或针吸活检证实肺转移之诊断。全部病例肺部病变的组织或细胞学表现均与原发肿瘤进行了对照。用Siemens Somatom DR扫描器,以层厚8mm行胸部CT连续扫描。其中42例增加了选择性薄层扫描,56例使用了 The authors retrospectively analyzed CT scans of 65 cases of gastrointestinal adenocarcinoma (33 cases of colorectal, 20 cases of pancreas, 9 cases of stomach or small intestine, and 3 cases of liver) confirmed by pathology. There were 26 males and 39 females, aged 32-83 years old. Five cases were diagnosed by surgery or autopsy and 60 cases were confirmed by bronchial or needle biopsy. In all cases, the histological or cytological features of lung lesions were compared with the primary tumors. With a Siemens Somatom DR scanner, chest CT scans were performed with a slice thickness of 8 mm. Of these, 42 cases had selective thin-layer scans and 56 cases were used