[Bronchogenic carcinoma accompanied with gynecomastia. A case report].

A case of bronchogenic carcinoma accompanied with gynecomastia was reported. The enlargement of bilateral breasts was discovered for 3 months before admission with continuous low grade fever, dyspnea and weight loss. The patient was a heavy smoker and had chronic bronchitis. Physical examination revealed bilateral enlargement of breasts, the diameter of each breast was 12 cm and the height was 6 cm. Serum human chorionic gonadotropin (HCG) was > 2000 miu/ml, prolactin (PRL) 41.5 ng/ml, luteinizing hormone (LH) > 200 miu/ml. The chest X-ray film showed scattered nodular shadows in both lung fields. Tumor cells were found in the lung tissue obtained by biopsy after death suggesting of adenocarcinoma. The pathogenesis of gynecomastia was discussed.