• This field is for validation purposes and should be left unchanged.

Reverse T3 (RT3)

Blood Test Types

Promo Code:
Ulta Lab Tests - Save an additional 20% at checkout using promo code: ULTASUMMER
Doctor/Practitioner
Certain lab tests may come back in the "normal" range. Reference ranges do not always mean "optimal." Patients may still experience symptoms in the "normal" range. It is important to speak with a qualified health practitioner regarding normal vs optimal.
Note
This lab test can be purchased without a physician and drawn at a Quest Diagnostics location. A small draw fee of $ 8 will be applied at checkout. There are no other "hidden" fees unless noted on the lab test.
Currently, NY, NJ, and RI state laws prohibit direct-access testing. This lab test cannot be conducted at lab locations within these states at this time.

Articles

Related Lab Tests

The Reverse T3 (RT3) test may be useful in the diagnosis of nonthyroidal illness (NTI). Patients with NTI have low T3 concentrations and increased concentrations of rT3. RT3 may be useful in neonates to distinguish euthyroid sick syndrome from central hypothyroidism.

Subscribe for Updates

  • This field is for validation purposes and should be left unchanged.