Laboratory Test Reference Guide

Laboratory Information

Test Name

Thyroid Function

Constituent Tests

Specimen Collection

Adult Specimen

Heparin (light green), SST (gold)

Test Information

Department

Biochemistry

Test Availability

Mon - Sun, 24hrs

Laboratory Turnaround Time

3 hrs

Reference interval

refer to FT4 and TSH

Diagnostic Use Or Instructions

The Waikato laboratory adds the FT4 if the TSH is elevated and both FT4 and FT3 if the TSH is low.

Electronic Information

Registration Code

THYP

HL7 mapping code

$THYP