Triiodothyronine, Reverse REVT3
Method(s) | Quantitative Liquid Chromatography - Tandem Mass Spectrometry | |||||
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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. |
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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. |
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Stability | After separation from cells: Ambient: 24 hours; Refrigerated: 1 week; Frozen: 3 months | |||||
Unacceptable Conditions | Grossly hemolyzed specimens |
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Schedule | Daily | |||||
Billing Code | 5011397 | |||||
CPTCode | 84482 | |||||
Preferred Specimen Collection Device(s) | ||||||
Reference Interval | ||||||
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