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[Congenital forms of hypothyroidism: study of risk factors and preventive interventions]
Insights
Congenital hypothyroidism (CH) screening in newborns allows early treatment, preventing developmental issues. Italy’s National Register tracks CH cases to improve screening and identify risk factors.
Area of Science:
- Public Health
- Pediatrics
- Endocrinology
Context:
- Maternal and child health is a key public health concern, with a focus on congenital conditions.
- Congenital hypothyroidism (CH) affects 1 in 3200 live births in Italy.
- Neonatal screening enables early diagnosis and treatment of CH, preventing severe psychomotor deficits.
Purpose:
- To establish and maintain the National Register (NR) of infants with CH since 1987.
- To conduct disease surveillance for congenital hypothyroidism.
- To monitor the effectiveness of neonatal screening programs for CH and identify transient thyroid disorders.
Summary:
- Neonatal screening identifies congenital hypothyroidism (CH) at birth, allowing prompt substitutive therapy.
- The Italian National Register (NR) facilitates disease surveillance and evaluates screening program efficiency.
- The NR aids epidemiological studies to uncover potential environmental and familial risk factors for CH, including iodine deficiency.
Impact:
- Early intervention through screening and therapy significantly reduces the severity of psychomotor deficits in infants with CH.
- The NR provides crucial data for public health initiatives aimed at improving maternal and child health outcomes.
- Understanding risk factors through the NR can lead to targeted prevention strategies for congenital hypothyroidism.
Abstract:
Maternal and child health represents one of the most relevant fields of interest in public health and particular attention is given to congenital pathologies. In Italy, the incidence of congenital hypothyroidism (CH) is 1:3200 live birth. CH is diagnosed at birth by neonatal thyroid screening. This allows a precocious onset of substitutive therapy which avoids severe psychomotor deficits in infants with CH. Moreover, the newborn screening program have permitted to identify transient disorders of thyroid function in newborns. These are essentially due to neonatal, maternal and environmental risk factors, especially iodine deficiency. The National Register (NR) of infants with CH was established in 1987. The aim of the NR is to provide disease surveillance and to monitor efficiency and effectiveness of neonatal screening. Furthermore, the NR represents an useful tool for developing epidemiological studies to identify possible environmental and/or familial risk factors of CH.