Reverse T3 can be used to evaluate individuals with low T3, and to evaluate metabolism and thyroid function.
Acute diseases are known to alter thyroid hormones T3, T4 and TSH activity by production of a hormone Reverse T3 somewhere else in the body. It lowers levels of T3 to help adapt to illness.
If you are pregnant T3 levels can increase.
Diagnosing and monitoring treatment of sick euthyroid syndrome.
No special preparation is necessary prior to blood sample collection.
Estimated Turn Around For Results:
2-10 Business Days
For an exact turnaround time for results, please contact us at Personalabs and we will contact the lab on your behalf as turnaround times vary depending on testing location or lab testing provider.