新生儿疾病筛查是提高人口素质及优生优育的有效方法和重要举措。《母婴保健法》规定,每个新生儿在出生72h后,正常哺乳6次以上,必须从足跟采血进行先天性甲状腺功能低下和苯丙酮尿症的筛查,目的是在患儿症状未出现前及时得到诊断、治疗,以防止不可逆的机体组织器官的损伤,使患? Neonatal disease screening is to improve the quality of the population and eugenics and effective methods and important measures. Maternal and Infant Health Act provides that each newborn after 72h after birth, breastfeeding more than 6 times, must be from the heel blood for congenital hypothyroidism and phenylketonuria screening, the purpose is not in children with symptoms Pre-emergence of timely diagnosis and treatment, to prevent irreversible damage to tissues and organs so that?