Hypothyroidism: Causes, Sign and Symptom,Diagnosis,Treatment.
HYPOTHYROIDISM:- Definition- Hypothyroidism i s a condition in which the thyroid gland does not produce enough thyroid hormone. The thyroid gland is a midline structure " Butterfly Shaped" located in the anterior neck. The thyroid functions as an endocrine gland and is responsible for producing thyroid hormone and calcitonin, thus contributing to the regulation of metabolism, growth, and serum concentrations of electrolytes such as calcium. Hypothyroidism commonly affects females than male.(more common in females) Hypothyroidism commonly a ffects after the age of 60, but it can begin at any age. The thyroid gland produces two types of Hormones- 1.Highly active Triiodothyronine, which is referred to as T3 . (20%) 2. Thyroxine is called T4 . This is an inactive prohormone. (80%) 3. Calcitonin is released by C-cell. ( TSH is produced by pituitary gland) [ Normally the thyroid gland produces the exact number of hormones needed to keep yo...