胃原发性恶性淋巴瘤临床很少见,占胃恶性肿瘤的1～7％。术前不易确诊,误诊率高。现将我院自1981～2000年收治的18例的临床资料报告如下: 1 临床资料 1.1 一般资料:本组18例中,男14例,女4例,男女之比4.5:1。年龄20～80岁,平均48岁。临床表现:上腹痛15例,腹部包块10例,恶心、呕吐、食欲减退12例,消瘦10例,消化道出血、贫血7例,发热5例。 Stomach primary malignant lymphoma is clinically rare, accounting for 1 to 7% of gastric malignant tumors. Preoperative diagnosis is not easy, high misdiagnosis. Now in our hospital from 1981 to 2000 admitted 18 cases of clinical data are reported as follows: 1 Clinical data 1.1 General Information: The group of 18 patients, 14 males and 4 females, the ratio of men and women 4.5: 1. Age 20 to 80 years old, average 48 years old. Clinical manifestations: upper abdominal pain in 15 cases, 10 cases of abdominal mass, nausea, vomiting, loss of appetite in 12 cases, weight loss in 10 cases, gastrointestinal bleeding, anemia in 7 cases, fever in 5 cases.