A National Survey on Congenital Hypothyroidism Newborn Screening in Pakistan.

. Congenital hypothyroidism (CH) is a treatable condition with a good outcome if diagnosed promptly. However, neonatal screening programs are not routinely available in developing countries in Pakistan.

Frequency of vitamin D deficiency in children with iron deficiency anaemia and factors associated with vitamin D deficiency.

Objective: To evaluate vitamin D deficiency in children with iron-deficiency anaemia, and to identify the risk factors for such deficiency.

Methods: The cross-sectional study was conducted at the Children's Hospital, Pakistan Institute of Medical Sciences, Islamabad, Pakistan, from October 2021 to March 2022, and comprised children aged 1-5 years who had been diagnosed with iron-deficiency anaemia. Quantitative variables, like age, height, weight, gender, socioeconomic status and sibling status, were controlled by stratification.