将计划生育医学鉴定中神经精神科的453例儿童鉴定对象进行临床研究,分析鉴定对象的疾病特点,发现鉴定对象中智力低下占绝大多数。相关因素分析发现,致病因素中以产前因素为主,且多数与产中、产后因素共存。提示预防工作要以产前为重点,尤其是受孕时饮酒应该引起高度重视。同时证实了社会心理因素和生物学因素在智能发育上均有重要作用,必须综合防治,才能提高儿童的整体素质。 453 cases of neuropsychiatric subjects in the family planning medical appraisal were identified for clinical research, and the characteristics of the disease were analyzed. It was found that the majority of appraisers had mental retardation. Analysis of relevant factors found that the predisposing factors in the predisposing factors, and most of the production and postpartum factors co-exist. Prompted prevention efforts to focus on prenatal, especially when drinking alcohol should cause a lot of attention. At the same time, it is confirmed that both social psychological factors and biological factors play an important role in the development of intelligence. Comprehensive prevention and control are necessary to improve the overall quality of children.