April 2021

hyperthyroidism causes


Hyperthyroidism is the result of an over-functioning thyroid gland. The circulating T3 & T4 levels are high and TSH (Thyroid Stimulating Hormone) is low. Causes Graves disease is the most common cause of hyperthyroidism. Others include viral thyroiditis, excess dietary intake of iodine, overdose of… Continue Reading Hyperthyroidism