原发性肺淋巴瘤是一种少见的恶性肿瘤 ,好发于中青年。笔者遇见 1例 ,报告如下。患者　男 ,2 8岁。自 1997年 10月起无任何诱因出现咳嗽、咳白色粘液痰 ,有时痰中带血 ,剧咳时胸痛、欲吐 ,同时伴全身皮肤搔痒 ,无皮疹。外院对症治疗无效 ,于 1998年 4月来我院就诊。体检 :体温 Primary lung lymphoma is a rare malignancy that occurs in young and middle-aged people. The author met one case and the report is as follows. Male patient, 28 years old. Since October 1997, there have been no incentives for coughing, coughing with white mucus, sometimes bloody sputum, chest pain and vomiting during coughing, accompanied by itchy skin and no rash. The symptomatic treatment in the outer hospital was invalid and she came to our hospital in April 1998. Physical examination: body temperature