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Thyroid Function Tests
(a.k.a TFT)
minimum sample volume required ~ 5ml
Test Code: TSH
Other acceptable tube types
Lithium heparin (pale green)
Special instructions
TSH will be measured in the first instance. Follow up tests, added by the laboratory, may be FT3 and/or FT4 as required from TSH result & clinical details.
Reference ranges
Please refer to individual test pages for age specific reference ranges (links below).
Linked to
TSH, FT3, FT4
Turnaround Time
2
days
Department: Biochemistry
