噬血细胞综合征(hemophagocytic syndrome,HPS)是一种反应性单核吞噬系统增生性疾病,常见于小儿,临床表现复杂,易致误诊。现将我科近期收治的1例,结合文献报道如下。1病历摘要男,3岁6月龄。因腹痛、腹胀伴发热1周急诊入院。患儿于入院前1周无明显诱因出现腹痛,以脐周疼痛为主;? Hemophagocytic syndrome (hemophagocytic syndrome, HPS) is a proliferative disease of reactive mononuclear phagocytic system, common in children, the clinical manifestations of complex, easy to cause misdiagnosis. Now our department recently admitted in 1 case, combined with the literature reported below. 1 medical summary male, 3 years old and 6 months old. Due to abdominal pain, abdominal distension with fever 1 week emergency admission. There was no obvious predisposition for abdominal pain in children 1 week before admission, mainly in umbilical pain.