What does T3 T4 TSH mean?
What is it used for? A T3 test is most often used to diagnose hyperthyroidism, a condition in which the body makes too much thyroid hormone. T3 tests are frequently ordered with T4 and TSH (thyroid stimulating hormone) tests. A T3 test may also be used to monitor treatment for thyroid disease.
What is TSH P TSH?
TSH stands for thyroid stimulating hormone. A TSH test is a blood test that measures this hormone. The thyroid is a small, butterfly-shaped gland located near your throat. Your thyroid makes hormones that regulate the way your body uses energy.
What is the relationship between T3 T4 and TSH?
When the level of thyroid hormones (T3 & T4) drops too low, the pituitary gland produces Thyroid Stimulating Hormone (TSH) which stimulates the thyroid gland to produce more hormones. Under the influence of TSH, the thyroid will manufacture and secrete T3 and T4 thereby raising their blood levels.
Which is more important TSH T3 or T4?
Because T4 is converted into another thyroid hormone called T3 (triiodothyronine), free T4 is the more important hormone to measure. Any changes show up in T4 first. T3 and T4 help to control how your body stores and uses energy (metabolism). The thyroid hormones also help control many of your body’s other processes.
What happens if T3 is high?
What is T3? T3 is a vital hormone; it controls your metabolism, body temperature, and heart rate. But there can be too much of a good thing. High T3 levels may increase your risk for pregnancy complications, liver disease, and may even reduce your sex drive.
Why do doctors only test TSH?
Your doctor may order a TSH test if your child has symptoms of hyperthyroidism or hypothyroidism, or shows signs of an enlarged thyroid gland. The TSH test also may be ordered at regular intervals to monitor the effectiveness of treatment if your child is being treated for a thyroid disorder.
What foods cause high TSH levels?
Goitrogens
- Soy foods: tofu, tempeh, edamame, etc.
- Certain vegetables: cabbage, broccoli, kale, cauliflower, spinach, etc.
- Fruits and starchy plants: sweet potatoes, cassava, peaches, strawberries, etc.
- Nuts and seeds: millet, pine nuts, peanuts, etc.