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ID:753 Thyroid Function Tests (TFT)
Search Links: General Info : Protocols : Patient Info

DescriptionA request for TFTs in the Leeds Hospitals generates a first line analysis of TSH and fT4; total T3 and/or TPO antibodies are added depending on the clinical details given with the request. A slightly different policy is provided in the Bradford Hospitals with a first line test for TSH with fT4 and/or total T3 added in relation to the TSH value and clinical details.
Additional InfoN.B Both serum and heparin plasma samples are acceptable for free T4 and TSH tests. THYROID FUNCTION TESTS CAN ONLY BE ADDED TO A SAMPLE WITHIN 72 HOURS OF COLLECTION.
Concurrent Testsna
Dietary Requirementsna


Ref. Range (Male)see specific tests
Ref. Range (Female)see specific tests
Ref. Range (Paed)see specific tests
Ref. Range Notes
Units - Not Defined -

IP Acute TATRefer to Website
IP Routine TATRefer to Website
GP Acute TAT- Contact Laboratory
GP Routine TATRefer to Website
Turnround CommentMinimum re-test interval = 28 days
Originally edited by : . Last edited on 21/06/2017 11:48:51. Published By Sylvia Bennett on 21/06/2016 11:48:51.