High-Pressure Liquid Chromatography/ Tandem Mass Spec (HPLC/MS/MS)
Monitoring patients whose prothrombin time is inconsistent with the prescribed Warfarin dose.
Therapeutic: 2.0 mcg/mL
8 - 10 days
- WARFARIN (COUMADIN) PLASMA
Collect specimen in a EDTA lav top tube. Centrifuge, aliquot plasma into a plastic vial and refrigerate (preferred) or freeze.
Test sent to Mayo Medical Laboratories; performed by NMS labs