Hypothyroidism (underactive thyroid) - Diagnosis and treatment
Dec 10, 2022 · The first blood test typically done to diagnose hypothyroidism measures the level of thyroid-stimulating hormone (TSH) in the blood. If it's high, the test is done again, along with a blood test for the thyroid hormone T-4 .
Thyroid Disease: What It Is, Causes, Symptoms & Treatment
Mar 25, 2024 · Thyroid disease is an umbrella term for conditions that affect how your thyroid functions. Hypothyroidism and hyperthyroidism are the two main types of thyroid disease. But they each have multiple possible causes.
Thyroid-Stimulating Hormone (TSH) Levels - Cleveland Clinic
Thyroid-stimulating hormone (TSH) triggers your thyroid to release its hormones, which mainly impact your body’s metabolism. High TSH levels usually indicate hypothyroidism, and low TSH levels usually indicate hyperthyroidism. What is thyroid-stimulating hormone (TSH)?
Hypothyroidism (underactive thyroid) - Symptoms and causes
Dec 10, 2022 · Hypothyroidism happens when the thyroid gland doesn't make enough thyroid hormone. This condition also is called underactive thyroid. Hypothyroidism may not cause noticeable symptoms in its early stages. Over time, hypothyroidism that isn't treated can lead to other health problems, such as high cholesterol and heart problems.
TSH Levels: Low to high ranges, symptoms, and what they mean
Dec 22, 2023 · Doctors can use TSH test results to diagnose thyroid disorders, such as hypothyroidism and hyperthyroidism. The pituitary gland produces TSH, which is a hormone that stimulates the thyroid...
Thyroid Function Tests - American Thyroid Association
Sep 5, 2023 · A high TSH level indicates that the thyroid gland is not making enough thyroid hormone (primary hypothyroidism). The opposite situation, in which the TSH level is low, usually indicates that the thyroid is producing too much thyroid hormone (hyperthyroidism).
TSH Levels: Normal Ranges, Symptoms, Testing, and Treatments
Mar 24, 2022 · A variety of factors can cause atypical TSH levels, such as thyroid disease, the effects of certain medications, autoimmune conditions, and more. Read on to learn more about normal TSH levels and the symptoms, tests, and treatments associated with unusual TSH levels.
6 Common Thyroid Problems and Diseases - Healthline
May 9, 2023 · Four common issues associated with the thyroid include Hashimoto’s thyroiditis, Graves’ disease, goiter (enlarged thyroid), and thyroid nodules. Keep reading to learn about common...
Hypothyroidism - Hypothyroidism - Merck Manual Professional Edition
Primary hypothyroidism is due to decreased secretion of thyroxine (T4) and triiodothyronine (T3) from the thyroid. Serum T4 and T3 levels are low, and thyroid-stimulating hormone (TSH) level is increased. In the United States, the most common cause is autoimmune inflammation.
TSH (Thyroid-stimulating hormone) Test - MedlinePlus
TSH stands for thyroid stimulating hormone. Another name for it is thyrotropin. A TSH test is a blood test that measures this hormone. A TSH level that is too high or too low may be a sign of a thyroid problem. The thyroid is a small, butterfly-shaped gland in the front of your neck.