Hypothyroidism (underactive thyroid) - Symptoms and causes
2022年12月10日 · The most common cause of hypothyroidism is an autoimmune disease called Hashimoto's disease. Autoimmune diseases happen when the immune system makes antibodies that attack healthy tissues. Sometimes that process involves the thyroid gland and affects its ability to make hormones.
Hashimoto's disease - Symptoms & causes - Mayo Clinic
2022年1月15日 · Hypothyroidism can result in poor heart function, an enlarged heart and irregular heartbeats. It can also result in high levels of low-density lipoprotein (LDL) cholesterol — the "bad" cholesterol — that is a risk factor for cardiovascular disease and heart failure.
Hypothyroidism (underactive thyroid) - Diagnosis and treatment
2022年12月10日 · The symptoms of hypothyroidism can be different from person to person. And they often look like symptoms of other health problems. Because of that, a diagnosis of hypothyroidism doesn't rely on symptoms alone. It's usually based on the results of blood tests.
Hyperthyroidism - Symptoms and causes - Mayo Clinic
2022年11月30日 · Hyperthyroidism happens when the thyroid gland makes too much thyroid hormone. This condition also is called overactive thyroid. Hyperthyroidism speeds up the body's metabolism.
Could Thyroiditis Be Blamed for Switching Between Hypo- and ...
2011年6月3日 · An underactive thyroid (hypothyroidism) doesn't produce enough hormone. An overactive thyroid (hyperthyroidism) produces too much hormone. Symptoms may include unintentional weight gain or loss, persistent fatigue, palpitations, and …
Hypoparathyroidism - Symptoms & causes - Mayo Clinic
2022年5月11日 · Causes of hypoparathyroidism can include: Neck surgery. This is the most common cause of hypoparathyroidism. It develops after accidental damage to or removal of the parathyroid glands during surgery. Neck surgery may be done to treat conditions of the thyroid gland, or to treat throat or neck cancer. Autoimmune disease.
Graves' disease - Symptoms and causes - Mayo Clinic
2024年6月14日 · Graves' disease is an immune system condition that affects the thyroid gland. It causes the body to make too much thyroid hormone. That condition is called hyperthyroidism. Thyroid hormones affect many organs in the body. So Graves' disease symptoms also can affect those organs. Anyone can get Graves' disease.
Hypopituitarism - Symptoms and causes - Mayo Clinic
2024年2月13日 · Causes. Hypopituitarism has a number of causes. One common cause is a tumor of the pituitary gland. As a pituitary tumor grows, it can press on and damage pituitary tissue. This disrupts the pituitary gland's ability to make hormones. A tumor also can press on the optic nerves, causing vision problems.
Mayo Clinic Q and A: What is Hashimoto’s thyroiditis?
2021年1月6日 · Hashimoto’s thyroiditis, also known as Hashimoto's disease, is the most common cause of hypothyroidism, or underactive thyroid, in the U.S. Women experience thyroid problems in far greater numbers than men, and it is estimated that 1 in 8 women can develop a thyroid condition during their lifetime.
Hypothyroidism: Should I take iodine supplements? - Mayo Clinic
2024年7月9日 · Iodine is a mineral in some foods. It helps the thyroid gland make important hormones. If the thyroid doesn't make enough hormones, that's called hypothyroidism. It's true that having too little iodine in the body can cause hypothyroidism. But …