Warfarin, Serum or Plasma


Sunquest Code:WARFN  
Epic Code:LAB6069Epic Name:Warfarin Level
Synonyms:Coumadin
Methodology:High performance liquid chromatography
CPT Code:----------CPTCODES HERE----------
Turnaround Time:Specimens are sent to reference laboratory Mon-Sat; results are reported in 7-10 days.


Collection Instructions

Specimen:Blood
Optimal Volume:4 mL
Minimum\Peds Volume:1.6 mL
Container:Red (no gel) (Purple (EDTA))
Causes for Rejection:Use of serum separator tubes.


Processing and Shipping

Specimen Processing:Centrifuge and aliquot 2 mL, 0.7 mL minimum. Store at refrigerated temperature.
Shipping Instructions:Ship at refrigerated temperature.
Test Performed at or Referral Lab Lab Sendouts  (ARUP)
Referral Lab number:90805


Interpretive

Reference Range:By report.


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