Thyroid Function Tests
Investigation : Thyroid Function Tests
Specimen type : Serum
Spec container : Serum Gel 
Volume required : 5 ml
Turnaround : <72 hours

Profile of Free T4 and TSH

UK Guidelines for the Use of Thyroid Function Tests.

From Monday 14th November 2011, Free T4 has replaced Total T4 in the Thyroid profile.


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