笔者近年遇到3例腹部恶性淋巴瘤误诊为阑尾炎病例,报告如下。1 临床资料例1男,22岁,农民。右下腹痛3 d,伴发热急诊入院。患者近半年经常全腹阵发性疼痛,大便时稀时干,无脓血便史。体检:急性病容,体温37.9℃,右下腹肌紧张,有压痛和反跳痛,可触及鸭蛋大肿块,界限清楚。肠鸣音正常。实验室检查:红细胞4.1×10~9/L,白细胞12.6×10~(12)/L,血红蛋白0.90,中性粒细胞0.91。诊断:阑尾脓肿。行急诊阑尾切除术。术中发现回肠末端有一肿块约鸭蛋大,可移动,肠壁 In recent years, I encountered three cases of misdiagnosed abdominal malignant lymphoma as appendicitis cases, the report is as follows. 1 clinical data example 1 male, 22 years old, farmer. Right lower quadrant pain 3 d, with fever emergency admission. In the past six months, the patients often had whole abdominal paroxysmal pain, when the stool was thin and dry, there was no history of purulent bloody stool. Physical examination: acute disease, body temperature 37.9 ℃, right lower abdomen muscle tension, tenderness and rebound tenderness can reach large ducks, clear boundaries. Bowel sounds normal. Laboratory tests: erythrocytes 4.1 × 10 ~ 9 / L, leukocytes 12.6 × 10 ~ (12) / L, hemoglobin 0.90, neutrophils 0.91. Diagnosis: appendix abscess. Emergency appendectomy. Intraoperative findings of a lump at the end of the ileum about large duck, removable, intestinal wall