Home


WARF / 071423L
WARFARIN, PLASMA OR SERUM

Test Code WARF / 071423L 
Test WARFARIN, PLASMA OR SERUM 
Methodology High-Pressure Liquid Chromatography (HPLC) 
Specimen Draw blood in a plain red-top or lavender-top (EDTA) tube. (SERUM GEL TUBE IS NOT ACCEPTABLE.) Spin down and send 2.0 mL (minimum volume: 0.6 mL) of serum or plasma refrigerated in a plastic screw-capped vial. Indicate specimen type on the vial. 
Reference Values Therapeutic concentration: 2.0 - 5.0 g/mL
Potentially toxic concentration: > 10.0 g/mL 
Analytic Time 3 Days 
Day(s) Test Set Up Tuesday, Thursday 
CPT Code(s) 80299