Symptoms can include increased heart rate, weight loss, heart palpitations, frequent bowel movements, depression, fatigue, fine or brittle hair, sleep problems, thinning skin, and irregular vaginal bleeding. Hypothyroidism (underactive thyroid) is a condition in which your thyroid gland doesn't produce enough of certain crucial hormones. You’ve made your mind up: you’re sick of your hypothyroidism ruling your life – it’s time to change your lifestyle. Primary causes of hypothyroidism are much more common. This means that the pituitary gland cannot send the thyroid-stimulating hormone (TSH) to the thyroid gland to … 1. Ferri FF. Most cases of an underactive thyroid are caused by the immune system attacking the thyroid gland and damaging it, or by damage that occurs as a result of treatments for thyroid cancer or an overactive thyroid. Hypothyroidism Definition: Hypothyroidism, also known as underactive thyroid disease, is a disorder wherein the thyroid gland does not produce enough thyroid hormones. These hormones also influence the control of vital functions, such as body temperature and heart rate. Even men suffer from hypothyroidism. Published by admin On June 27, 2020. Myxedema coma is a rare complication of the most severe hypothyroidism. Wilson's syndrome: An accepted medical diagnosis? Hypothyroidism is caused by inadequate function of the gland itself (primary hypothyroidism), inadequate stimulation by thyroid-stimulating hormone from the pituitary gland (secondary hypothyroidism), or inadequate release of thyrotropin-releasing hormone from … Mayo Clinic does not endorse companies or products. People with hyperthyroidism, thyroid nodules, or thyroid cancer may need to have surgery. This prevents the thyroid from … The most common cause of hypothyroidism is an autoimmune disorder known as Hashimoto's thyroiditis. The Great Ormond Street Hospital for Children website has more information about congenital hypothyroidism and how it's treated. Babies born to women with untreated thyroid disease may have a higher risk of birth defects compared to babies born to healthy mothers. But as your metabolism continues to slow, you may develop more-obvious problems. Treatments involving radiations like in the cancer of cancers can affect your thyroid gland especially if it is cancer of the head and neck. "Thyroiditis" is an inflammation of the thyroid gland. An underactive thyroid can also occur as a side effect or complication of previous treatment to the thyroid gland, such as surgery or a treatment called radioactive iodine therapy. Chaker L, et al. Accessed Oct. 10, 2018. Hypothyroidism results when the thyroid gland fails to produce enough hormones. - Advertisement - This, in turn, can lead to hypothyroidism. Too much or too little iodine in the diet can cause hypothyroidism. The thyroid is a small, butterfly-shaped gland that sits at the front of your neck. https://www.merckmanuals.com/professional/pediatrics/endocrine-disorders-in-children/hypothyroidism-in-infants-and-children. Accessed Oct. 8, 2018. In: Harrison's Principles of Internal Medicine. The most common cause of hypothyroidism is Hashimoto's thyroiditis (or autoimmune hypothyroidism), a form of thyroid inflammation caused by your own immune system. Babies are sometimes born with an underactive thyroid because the thyroid gland does not develop properly in the womb. This list of causes includes many other causes of hypothyroidism outside of Hashimoto’s. 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