T3 (Triiodothyronine) Test: What It Is, Function & Levels
2022年2月14日 · Triiodothyronine, also known as T3, is one of the two main hormones your thyroid gland releases into your bloodstream. Your thyroid also produces thyroxine, also known as T4 and tetraiodothyronine. T4 and T3 work together and are …
Thyroid Hormone: What It Is & Function - Cleveland Clinic
Thyroid hormone is the hormone that controls your body’s metabolism. Thyroxine (T4) and triiodothyronine (T3) collectively make up thyroid hormone.
Thyroid: What It Is, Function & Problems - Cleveland Clinic
2022年6月7日 · Your thyroid is an important endocrine gland that makes and releases hormones. Your thyroid's main job is to control your metabolism — how your body uses energy.
Thyroid Disease: What It Is, Causes, Symptoms & Treatment
2024年3月25日 · Thyroid disease is a general term for a medical condition that keeps your thyroid from making the right amount of hormones. The most common one is hypothyroidism.
Hypothyroidism (Underactive Thyroid): Symptoms & Treatment
2024年9月24日 · Hypothyroidism is when your thyroid gland doesn’t make enough hormone. It can make you feel tired or gain weight unexpectedly. Hormone replacement therapy can help.
Thyroid-Stimulating Hormone (TSH) Levels - Cleveland Clinic
2022年7月25日 · 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.
Hormones: What They Are, Function & Types - Cleveland Clinic
2022年2月23日 · Your thyroid releases the following hormones: Thyroxine (T4). Triiodothyronine (T3). Reverse triiodothyronine (RT3). Calcitonin. Thyroxine and triiodothyronine are often collectively called “thyroid hormone.” Parathyroid glands
T4 (Thyroxine) Test: What It Is, Function, Purpose & Levels
2022年10月3日 · Thyroxine, also known as T4 and tetraiodothyronine, is the main hormone your thyroid gland releases into your bloodstream. Your thyroid also releases small amounts of triiodothyronine (T3). T4 and T3 work together and are commonly referred to …
Subclinical Hypothyroidism: What It Is, Symptoms & Treatment
2022年7月25日 · Hypothyroidism happens when your thyroid doesn’t produce enough thyroid hormones (thyroxine and triiodothyronine). “Subclinical” describes a condition that’s not severe enough to cause definite symptoms.
Thyroid Tests: Purpose, Procedure & Preparation - Cleveland Clinic
Thyroid blood tests check for hormones and proteins like antibodies and thyroglobulin. These tests can tell you if you have conditions like hypothyroidism (underactive thyroid) or hyperthyroidism (overactive thyroid).