儿童智力低下病因学分析

摘要

Mental retardation(MR) is very harmful to children. The prevalence rate of MR among children aged 0-17 years in China was 0.9％. Etiology of MR in children is complex, it is classified into known and unknown causes. Treating and preventing the known causes,deeply studying the unknown causes, could prevent and reduce incidence of MR in children. This aticle reviewed etoology of MR inchildren.%智力低下对儿童危害极大,我国0～17岁儿童智力低下的总患病率为0.9%.智力低下的病因复杂,其主要分为病因明确和病因不明两大类,对明确的病因进行治疗和预防,对不明确的病因进行深入研究,可有效地预防和减少儿童智力低下的发生,该文就儿童智力低下的病因学进行了分析.