嗜酸性细胞性胃肠炎是一种以周围血嗜酸性粒细胞增多以及胃和小肠的弥漫性嗜酸性细胞浸润为特征的疾病。用激素治疗后预后良好,亦可自然缓解,无需手术切除。文献中未强调结肠受累的可能性。作者报告1例表现为回肠结肠炎的嗜酸性细胞性胃肠炎。患者因厌食、恶心、呕吐、腹泻、满腹痉挛性腹痛、失水、体重减轻而第1次住院。无发热、皮疹和关节症状。体检有弥漫性腹部压痛和肌卫,无腹块或瘘管。嗜酸性粒细胞计数波动在600～1,400/ Eosinophilic gastroenteritis is a condition characterized by peripheral blood eosinophilia and diffuse eosinophilic infiltration of the stomach and small intestine. After treatment with hormones a good prognosis, but also naturally relieved, without surgery. The literature does not emphasize the possibility of colon involvement. The authors reported 1 case of eosinophilic gastroenteritis with ileocolicitis. The patient was hospitalized for the first time because of anorexia, nausea, vomiting, diarrhea, spastic abdominal pain, dehydration and weight loss. No fever, rash and joint symptoms. Physical examination with diffuse abdominal tenderness and muscle, no abdominal block or fistula. Eosinophil count fluctuations in 600 ~ 1,400 /