What does a T3 test show?

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 does the abbreviation T3 mean?

Triiodothyronine (T3) is a thyroid hormone. It plays an important role in the body’s control of metabolism (the many processes that control the rate of activity in cells and tissues).

What is a normal T3 level?

Normal Results The range for normal values are: Total T3 — 60 to 180 nanograms per deciliter (ng/dL), or 0.9 to 2.8 nanomoles per liter (nmol/L) Free T3 — 130 to 450 picgrams per deciliter (pg/dL), or 2.0 to 7.0 picomoles per liter (pmol/L)

What is a normal test result?

Your lab results may also include one of these terms: Negative or normal, which means the disease or substance being tested was not found. Positive or abnormal, which means the disease or substance was found.

What happens if your T3 is low?

Low T3 test results can indicate an underactive thyroid, or hypothyroidism. Sometimes, low T3 can also indicate starvation. According to the ATA, a person can develop an underactive thyroid due to autoimmune disease, or as a result of radiation treatment or thyroid surgery.

What does T3 uptake mean?

A 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.

What is normal range?

Listen to pronunciation. (NOR-mul raynj) In medicine, a set of values that a doctor uses to interpret a patient’s test results. The normal range for a given test is based on the results that are seen in 95% of the healthy population.

How can I improve my T3?

Selenium is a trace element that is needed for the conversion of T4 to T3 so ensure that you eat selenium food sources daily to support this conversion and optimal levels. Sources include brazil nuts, walnuts, mushrooms avocados, fish and cereal grains.