What is the most common cause of hypothyroidism world-wide?
Most common cause of hypothyroidism worldwide is IODINE DEFICIENCY In case of Iodine sufficiency most common cause of hypothyroidism : Autoimmune disease (Hashimoto Thyroiditis) and iatrogenic.
Hashimoto thyroiditis
Subacute thyroiditis
Silent thyroiditis
Iodine deficiency
Diseases of Thyroid