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ID:200 Thyroid Stimulating Hormone (TSH)
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DescriptionPituitary hormone
IndicationSuspicion of hyper/hypo-thyroidism.
Additional InfoInterpret with FT4 results. N.B Both serum and heparin plasma samples are acceptable. THYROID FUNCTION TESTS ARE STABLE FOR UP TO 72 HOURS
Concurrent Testsna
Dietary Requirementsna
InterpretationIncreased in primary hypothyroidism & secondary hyperthyroidism. Decreased in secondary hypothyroidism & primary hyperthyroidism.

DepartmentBiochemistry
SampleBlood
TubeSerum or Heparin
Tube Picture
Collection Conditions
Min. Vol2 mL
Freq.Weekdays

Ref. Range (Male)0.2 - 4.0
Ref. Range (Female)0.2 - 4.0
Ref. Range (Paed)
Ref. Range Notes
UnitsmlU/L
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 : JHB. Review due on 04/12/2015 16:13:28. Published By Sylvia Bennett on 04/12/2014 16:13:28.