WebA T3 resin uptake (also called a T3 uptake or T3RU) is a blood test performed as part of an evaluation of thyroid function. The thyroid is a gland in the neck that produces the hormones that help regulate many body processes, including growth, energy balance, body temperature, and heart rate. Thyroid function involves the interaction of many ... WebJan 9, 2024 · While alterations in serum T4 and T3 levels are parallel to each other, there are some conditions associated with discrepancies in these tests, including non-thyroidal illness, amiodarone therapy, T3-toxicosis, hypothyroidism, and some rare conditions of impaired de-iodination.
T3 Uptake AACC.org
WebMay 14, 2024 · A T3 resin uptake (also called a T3 uptake or T3RU) is a blood test that measures the level of proteins that carry thyroid hormone in the blood, also called thyroxin binding globulin (TBG). This can help your health care provider interpret the results of T3 and T4 blood tests, but with the availability of other tests, T3RU is rarely used now. WebAug 6, 2024 · The T3 uptake test reports the percentage of TBG that is bound to thyroid hormones: a higher percentage of T3 uptake means more TBG bound to T4 or T3. This … cladding exterior isle of wight
Five Thyroid Patterns That Won’t Show Up on Standard Lab Tests
WebAug 6, 2024 · The T3 uptake test reports the percentage of TBG that is bound to thyroid hormones: a higher percentage of T3 uptake means more TBG bound to T4 or T3. This test can be useful when abnormalities in thyroid-binding proteins make total T4 levels misleading. But % T3 uptake is not very useful by itself. WebAug 6, 2024 · The T3 uptake test reports the percentage of TBG that is bound to thyroid hormones: a higher percentage of T3 uptake means more TBG bound to T4 or T3. This test can be useful when abnormalities in thyroid-binding proteins make total T4 levels misleading. But % T3 uptake is not very useful by itself. WebOrder LOINC Value. RT3. T3 (Triiodothyronine), Reverse, S. 3052-8. Result Id. Test Result Name. Result LOINC Value. Applies only to results expressed in units of measure … downdetector progressive