What does WHO mean by a congenital disorder?
WHO describes congenital disorders as structural or functional anomalies that occur during intrauterine life. They may be identified before birth, at birth or sometimes later in infancy.
Are congenital disorders always caused by one identifiable factor?
No. WHO notes that congenital disorders may involve genetic, infectious, nutritional or environmental factors, while the exact cause is often difficult to identify.
Which severe congenital disorders does WHO highlight?
WHO lists heart defects, neural tube defects and Down syndrome among the most common severe congenital disorders.
Why is newborn screening discussed?
WHO describes newborn screening as an important step toward earlier detection and referral. The conditions included in screening programmes vary between countries.
References
- World Health Organization. Congenital disorders, 27 February 2023.