Pathology Handbook

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Alternative Names:

T3; Free

Laboratory:

Clinical Biochemistry

Test Code:

FT3

Specimen Types:

Blood

Container Types:

Lithium Heparin (with Gel)
SST

Adults Volume or Mass:

5 mL

Minimum/Paediatric Volume or Mass:

2 mL

Collection & Request Instructions:

Retrospective testing within 7 days

Transport Instructions between Sites and/or Laboratories:

Room Temperature

Assay Frequency:

24/7

MBS Rebatable:

Yes

MBS Item No.:

66719

Additional Notes:

FT3 Adult Reference Interval: 2.4—5.9 pmol/L

FT3 Paediatric Reference Intervals:

< 1 yr 4.5 - 8.0 pmol/L

1 year - 6 years 4.0 - 7.0 pmol/L

> 6 years 2.4 - 5.9 pmol/L

Paediatric Reference Intervals derived from AACB Harmonisation Group.