Thyroid is a gland located in front of the neck. It secretes thyroid hormone which regulates body’s metabolism. The thyroid is a small, butterfly-shaped gland located at the base of the neck, just below the Adam's apple. The thyroid gland makes two main hormones: thyroxine (T-4) and triiodothyronine (T-3). These hormones affect every cell in the body. They support the rate at which the body uses fats and carbohydrates. They help control body temperature. They have an effect on heart rate. And they help control how much protein the body makes.
Hypothyroidism is lack of thyroid hormone and is more common. It’s caused by autoimmune thyroiditis ( Hashimoto’s thyroiditis) , iodine deficiency, after surgery or radioiodine therapy.
Hyperthyroidism is defined by elevated circulating free thyroid hormones . It is caused by various forms of thyroid autonomy in elderly women and Graves disease which is more common in young women.
Signs and symptoms of thyroid disease :
For hypothyroidism, treatment option is thyroid hormone replacement. For hyperthyroidism, treatment options can be anti-thyroid drugs, beta blockers, radioactive iodine and surgery.
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