Test Classification
GROUPED TEST
Department
SPECIAL CHEMISTRY
Sub Department
-
TAT Category
BUSINESS (WORKING) TIME
Estimated TAT
4
TAT Units
HOURS
Test Requirements
Serum in plain tube (red top) or SST tube (yellow top) or in a separation vial. Centrifuge tubes within 1 hour. Separate centrifuged serum in plain tubes within 1 hour.
Test components: FT4, FT3, TSH.
Clinical Utility
Screening and diagnosis of hypothyroidism and hyperthyroidism. Assessment of treatment response.
Last Review
26th Feb 2026

