Hypothyroidism: A Rare Presentation of Central Hypothyroidism With Thyroxine Malabsorption

Hypothyroidism remains a global problem with prevalence of 1-2% in iodine replete areas of the world. Primary or Autoimmune Hypothyroidism remains the most common type of hypothyroidism worldwide while Goitrous hypothyroidism most commonly occurs in endemic iodine deficient areas. Among all causes of hypothyroidism, central hypothyroidism is associated with acquired disorders of pituitary or hypothalamus like tumours, infiltrative disorders and accompanied by deficiency of other pituitary hormones.