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).
TSH Levels: Low to high ranges, symptoms, and what they mean
2023年12月22日 · The thyroid-stimulating hormone (TSH) test measures the amount of TSH in the blood to convey how well a person’s thyroid functions. Normal levels are typically 0.4 to 4.0 milliunits per...
Thyroid-Stimulating Hormone (TSH) Levels - Cleveland Clinic
Thyroid-stimulating hormone (TSH) triggers your thyroid to release its hormones. High TSH levels usually indicate hypothyroidism and low levels, hyperthyroidism.
Thyroid Function Tests - American Thyroid Association
2023年9月5日 · 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).
Hypothyroidism (underactive thyroid) - Diagnosis and treatment
2022年12月10日 · If the results show that TSH is high and T-4 is low, then the diagnosis is hypothyroidism. In some cases, the thyroid hormone T-3 may be measured as well. If the second test shows high TSH but T-4 and T-3 are in the standard range, then the diagnosis is a condition called subclinical hypothyroidism.
Optimal Thyroid Levels for Males and Females: What’s Typical?
2023年3月22日 · Thyroid level tests, including the TSH test, can determine if your thyroid is producing too much or too little thyroid hormone. Here’s what the results mean.
Thyroid Blood Test: Types, Normal Levels, Analyzing Results
2023年10月3日 · Normal thyroid levels for adults are: TSH: 0.5 to 5.0 mIU/L (milli-international units per liter) Total T4: 5.0 and 12.0μg/dL (micrograms per deciliter) Total T3: 80 and 220 ng/dL (nanograms per deciliter)
TSH Levels: Normal, High, or Low (Including Optimal Thyroid Levels)
2018年5月7日 · Find out all you need to know about TSH levels (including normal, high or low thyroid stimulating hormone levels). Read what doctors say about optimal TSH levels and how they affect thyroid hormones T4 and T3. Including useful chart of TSH, FT4, FT3 levels.
TSH Normal Range by Age: Men, Women, in Pregnancy, and More …
2020年1月8日 · Your thyroid stimulating hormone (TSH) level indicates how well your thyroid is functioning. We'll tell you what normal, low, and high levels are and what they could mean.
TSH (Thyroid-stimulating hormone) Test - MedlinePlus
A TSH test is used to find out how well your thyroid is working. It can tell if you have hyperthyroidism (too much thyroid hormone) or hypothyroidism (too little thyroid hormone) in your blood. But a TSH test can't show what is causing a thyroid problem.
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