[Case of metastatic lung cancer with no shadow on the chest x-ray film].
D000230:Adenocarcinoma / Q000000981:diagnostic imaging; D000328:Adult; D005260:Female; D006801:Humans; D008175:Lung Neoplasms / Q000000981:diagnostic imaging*; D009362:Neoplasm Metastasis; D011859:Radiography; D013274:Stomach Neoplasms / Q000000981:diagnostic imaging*