Abstract: Crohn's disease is a chronic granulomatous inflammatory disease involving the whole intestine.Children's clinical manifestations of CD are diverse，characterized by alternating active period and remission period，which have the tendency of lifelong recurrence.With the development，the quality of life of patients can be affectedseriously.Pediatricians have to evaluate the disease activity through the clinical feature，imaging findings，endoscopy and laboratory indicators，which is of great significance for the treatments.The Objectiveof this paper is to review and summarize the progress of different types of evaluation methods，in order to provide reference for rational clinical intervention and long-term monitoring of diseases.

Key words: pediatric, Crohn's disease, disease activity, endoscopic scores

摘要： 克罗恩病（Crohn’s disease，CD）是一种可累及全肠道的慢性肉芽肿性炎性疾病。儿童CD临床表现多样，特点为活动期与缓解期交替，有终身复发倾向，随病程发展严重影响患儿生存质量。综合评估患者临床表现、影像学表现、内镜检查及实验室指标可判断疾病活动度、严重程度，对指导疾病的治疗具极大的意义。文章阐述CD不同类型的疾病活动度评估方法研究进展，以期为临床合理干预及疾病长期监测提供参考依据。

关键词: 儿童, 克罗恩病, 疾病活动度, 内镜评分