Thyroid-Stimulating Hormone (TSH) Levels - Cleveland Clinic
2022年7月25日 · Thyroid-stimulating hormone, commonly called TSH and also referred to as thyrotropin, is a hormone that your pituitary gland releases to trigger your thyroid to produce and release its own hormones — thyroxine (T4) and triiodothyronine (T3). These two hormones are essential for maintaining your body’s metabolic rate — the speed at which ...
TSH Levels Test: What Do High and Low Levels Mean? - Verywell …
2024年10月9日 · Normal thyroid-stimulating hormone (TSH) levels generally fall between 0.4 and 4.5 milliunits per liter (mU/L). TSH levels higher than 4.5 mU/L usually indicate an underactive thyroid (hypothyroidism), and low TSH levels—below 0.4 mU/L—indicate an overactive thyroid (hyperthyroidism).
Hypothyroidism: Diagnosis and Treatment | AAFP
2021年5月15日 · Clinical hypothyroidism should be treated with levothyroxine to normalize the TSH level and relieve signs and symptoms (Figure 2 2, 3, 5, 7, 10, 20 – 25).
Q and A: TSH (thyroid stimulating hormone) - American Thyroid Association
If your TSH level is low, your thyroid hormone dose is excessive and should be reduced. In most patients on thyroxine replacement, the goal TSH level is between 0.5 to 2.5 mU/L. Patients who have had thyroid cancer are usually on higher doses of thyroxine and their target TSH level is lower than normal.
Target level for TSH during thyroxine therapy – GPnotebook
2019年5月1日 · thyroid function should be monitored at regular intervals (every 4-6 weeks) to adjust the dose of levothyroxine to keep TSH under 2.5 mIU/L in the first trimester and under 3.0 mIU/L in the second and third trimesters (5)
促甲状腺激素 - 维基百科，自由的百科全书
促甲状腺激素（Thyrotropin）又称甲状腺刺激激素 [1] （thyroid-stimulating hormone，TSH）、甲狀腺促素，简称甲促素，是一个由垂体前叶当中的促甲状腺激素细胞所分泌的肽类激素。
Thyroid-stimulating hormone - Wikipedia
Thyroid-stimulating hormone (also known as thyrotropin, thyrotropic hormone, or abbreviated TSH) is a pituitary hormone that stimulates the thyroid gland to produce thyroxine (T 4), and then triiodothyronine (T 3) which stimulates the metabolism of almost every tissue in the body. [1]
Physiology, Thyroid Stimulating Hormone - StatPearls - NCBI Bookshelf
2023年5月1日 · TSH is the first-line screening test for the majority of patients with a suspected thyroid problem. Together, with T3 and T4, it helps assess whether thyroid disease is primary or secondary. Thyroid function tests measure the levels of T3, T4, and TSH in the blood.
Thyroid-Stimulating Hormone (TSH): TSH Levels Test - WebMD
2023年11月14日 · TSH triggers your thyroid to make a hormone called thyroxine (T4). Once released into your blood, T4 is turned into another, more potent hormone called triiodothyronine (T3). “Thyroid hormone”...
In brief: Understanding thyroid tests - InformedHealth.org - NCBI Bookshelf
2024年5月28日 · Thyroid-stimulating hormone (TSH): High TSH levels are a sign of an underactive thyroid (hypothyroidism). They show that the pituitary gland is trying to stimulate the thyroid gland to produce thyroid hormones. Very low TSH levels in the blood may be a sign of an overactive thyroid (hyperthyroidism).