患者 ,女 ,５５岁。因右下腹痛伴发热１月收住院。入院前半月 ,门诊曾按“阑尾炎”肌注青霉素１周 ,症状好转即停用青霉素。三天后再次发作 ,查体发现右下腹有一约１０ｃｍ×６ｃｍ×６ｃｍ大小 ,质硬、固定、轻微压痛之肿块 ,入院后行全消化道钡餐透视 ,见回肠末段近回盲部向 Patient, female, 55 years old. Suffering from fever in the right lower abdomen with fever in January. In the first half of admission, outpatients had been penicillin intramuscularly for 1 week according to appendicitis. Penicillin was stopped when the symptoms improved. Three days later, another attack occurred. The examination revealed that the right lower abdomen had a size of about 10cm x 6cm x 6cm. The mass was hard, fixed, and slightly tender. After admission, the patient underwent complete gastrointestinal barium meal perspective. See the ileocecal near ileocecal direction.