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. |