Abstract: Gastrointestinal bleeding is a common symptom of pediatric digestive system，but it is difficult to diagnose and treat with different bleeding sites，different onset ages，different manifestations and different etiologies.There is a shortage of pediatricians in digestive endoscopy in China，the development of children's digestive endoscopy technology is different in various regions，and the popularity rate of gastroenteroscopy and treatment is not high，so many children with gastrointestinal bleeding can not be checked in time to determine the cause，which may delay the time for treatment.It is necessary to pay attention to the normalization of diagnosis and treatment of gastrointestinal bleeding in children，improve the level of diagnosis and treatment，improve the prognosis of the disease，and reduce the medical burden.

Key words: gastrointestinal bleeding, child

摘要： 消化道出血是儿科消化系统常见的症状，但不同的出血部位、不同的发病年龄表现各异，病因不同，诊断和治疗的难度大。我国儿科消化内镜医师紧缺，各地区儿童消化内镜技术发展不一，胃肠镜检查及治疗的普及率并不高，许多消化道出血患儿不能得到及时准确地检查明确病因，可能延误治疗时机。需重视儿童消化道出血诊断及治疗的规范性，提高诊治水平，改善疾病预后，减轻医疗负担。

关键词: 消化道出血, 儿童