新生儿疾病筛查是提高人口素质的重要措施之一,新生儿疾病筛查中足跟血筛查的主要是新生儿苯丙酮尿症和先天性甲状腺功能低下两种疾病。苯丙酮尿症在我国的发病率为1:(8000～17000),先天性甲状腺功能低下在我国的发病率为1:(3000～4000),在新生儿期早发现、早诊断、早治疗,可以避免对新生儿造成严重伤害。如果得不到 Neonatal disease screening is one of the important measures to improve the quality of the population. Neonatal screening of heel-related diseases is mainly neonatal phenylketonuria and congenital hypothyroidism two diseases. Phenylketonuria in our country the incidence rate of 1: (8000 ~ 17000), congenital hypothyroidism in our country the incidence of 1: (3000 ~ 4000), early detection in the newborn, early diagnosis and early treatment, To avoid causing serious damage to newborns. If you can not get it