Triiodothyronine resin uptake (T3RU)

A triiodothyronine (T3) test measures the level of T3 in a sample of your blood. It's used to help diagnose thyroid disease.

Source: MedlinePlus, U.S. National Library of Medicine

Normal range

0.81.3TBI →normal
Normal
0.8–1.3 TBI

Ranges from ARUP Laboratories Test Directory.

Details

Sample
Serum or plasma · LOINC
Listed under
Hyperthyroidism · Hypothyroidism · Thyroid Diseases
Code
LOINC 3050-2 · TBI
Also known as
T3RU, T3 RU, T3 uptake, thyroid hormone, Total T3