https://www.leedsth.nhs.uk/services/pathology/tests/tt3-total-t3/
Total Triiodothyronine (tT3) - Leeds Teaching Hospitals NHS Trust
Sep 10, 2025 - Measurement of total plasma T3 is a sensitive test for hyperthyroidism since levels are usually raised proportionately more than total T4. In T3...
total triiodothyronineteaching hospitalsnhs trustleeds