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TSH

Alternative Names:Thyroid Stimulating Hormone
Laboratory:Clinical Biochemistry
Test Code:TSH
Specimen Types:Serum
Plasma
Container Types:
SST
Lithium Heparin (with Gel)
Collection & Request Instructions:Retrospective testing within 7 days
Transport Instructions between Sites and/or Laboratories:Room Temperature
Additional Notes:

Method used is Abbott Alinity (CMIA).

TSH Adult Reference Interval:  0.30—5.00 mU/L

 

TSH Paediatric Reference Intervals:

1-3 days                        1.00 - 40.00 mU/L

4-7 days                        1.00 - 25.00 mU/L

>1 week - <2 months     0.75 - 7.92 mU/L

2 months - < 6 year        0.66 - 5.59 mU/L

> 6 years                       0.30 - 5.0 mU/L

Paediatric Reference Intervals derived from AACB Harmonisation Group.

 

TFT Trimester Specific Reference Intervals

Source : These trimester specific intervals were adapted from McNeil AR. Clin Biochem Rev 2015 and Ekinci EI. Ann Clin Biochem 2013 for the Abbott Architect platform. For gestational weeks less than 6, we suggest to use non-pregnant reference intervals.

Gestation Weeks

TSH mIU/L

FT4 pmol/L

FT3 pmol/L

0 to <6 weeks

Use non pregnant Ref Intervals

Use non pregnant Ref Intervals

Use non pregnant Ref Intervals

6 - 14 weeks

0.1-3.1

10.0-19.0

3.6-6.0

14 - 28 weeks 0.2-3.3 10.0-16.0

3.8-5.4

 

≥28 weeks to < 42 weeks

0.3-3.5

9.0 - 15.0

3.5 - 5.5

The above reference interval is provided as a guide only, please contact Endocrinology for further information.