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A 64-year-old man with a history of smoking was admitted to our hospital, because he was noted to have a solitary mass lesion at the apex of the right lung on a chest roentgenogram. Eight months before admission, he had come to our hospital because of hemoptysis. At that time, however, no abnormal shadow was seen on his chest roentgenogram, except for multiple bullae at both apexes. Based on chest...
Our previous study demonstrated that pro-gastrin-releasing peptide(31-98), or ProGRP, is a specific tumor marker in patients with small cell lung carcinoma (SCLC). Using a newly developed, highly sensitive enzyme-linked immunosorbent assay (ELISA) for ProGRP, we analyzed 1,446 samples including those obtained from 478 lung cancer patients to evaluate the clinical usefulness of this ELISA. Several...
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