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Triiodothyronine, Reverse

Mnemonic

T3REVERSE

Synonym

Reverse T3 - Reverse Triiodothyronine

Specimen Collection Requirements

Collect

Serum or Plasma, one gold (SST), plain red or lavender (EDTA) top tube

Handling

Separate serum/plasma from cells.

Preferred Volume

2.0 mL

Minimum Volume

1.0 mL

Transport

Frozen

Rejection Criteria

Grossly hemolyzed specimens

Stability

COLLECTION TO INITIATION OF TESTING, AFTER SEPARATION FROM CELLS: Ambient: 24 hours; Refrigerated: 1 week; Frozen: 3 months

Testing Information

Performed

7 days/week

Reported

2-5 days

Method

Quantitative Liquid Chromatography-Tandem Mass Spectrometry

Referral Lab

ARUP (2007918)

Reference Values

Reference Values

Interpretation provided.

CPT Codes

84482

Last Updated: Tuesday, September 15, 2020 08:57:55 PM


Client Services: 503-413-1234