Triiodothyronine, Reverse REVT3

Method(s) Quantitative Liquid Chromatography - Tandem Mass Spectrometry
Specimen Required
Collect

One 5 mL gold (SST) top tube or plain red top tube. Also acceptable: one lavender (EDTA) top tube or one pink (K2EDTA) top tube.

Transport

2 mL serum or plasma, frozen (Min: 1 mL). Separate serum or plasma from cells within 2 hours of collection. Allow serum to clot completely at room temperature.

Stability After separation from cells: Ambient: 24 hours; Refrigerated: 1 week; Frozen: 3 months
Unacceptable Conditions

Grossly hemolyzed specimens

Schedule Daily
Billing Code 5011397
CPTCode 84482
Preferred Specimen Collection Device(s)
Reference Interval
 
AgeReference Interval
0-17 years
18 years and older
Not established
9.0 - 27.0 ng/dl
No Appointment Necessary
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11 Patient Service Centers in Central New York.

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