A case of an abnormal thyroid screen

Neonatal thyroid screening aims to detect congenital hypothyroidism to ensure timely therapy and prevent delayed development and irreversible neurological disability. This article describes the case of an asymptomatic newborn female with an abnormal thyroid test. Her medical evaluation revealed a diagnosis of secondary congenital hypothyroidism that required further hormonal and radiological testing. A brief summary of 10 years of follow-up is presented.