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  • Triiodothyronine T3 (Total)

Triiodothyronine T3 (Total)

Tube Type

Test ID   LAB136
EPIC Order
  T3, TOTAL
CPT Code(s)   84480
Group/Individual Test   Individual
Laboratory   Core Laboratory
Tube Station   30
Specimen Routine: 4 mL blood/serum separator/gold top blood collection tube
  Micro: 2 microcollection devices/900 µL blood
Stability
Unspun: 8 hours
Spun: Room Temp-</= 8 hrs recommended
Refrigerator: 7 days
Frozen: 4 weeks
Availability Routine: 24 hrs/day
Turnaround Time   2 hours
Reference Range Normal: 1.0-1.7 ng/mL
Comments Testing is performed using OrthoClinical Diagnostics TT3 Immunoassay.  Heterophilic antibodies may cause interference.

Reviewed by Christopher Parker on January 31, 2019

Note: Reference ranges provided on this web site are for guidance only, and may not reflect the most recent changes. Refer to laboratory reports for current reference data.

UNC Hospitals
McLendon Clinical Laboratories
101 Manning Drive
Chapel Hill, NC 27514

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