Specimen Requirements
Title
WARFARIN, SERUM/PLASMA
Specimen Requirement
DRAW BLOOD IN A PLAIN RED-TOP TUBE. CENTRIFUGE, SEPARATE SERUM FROM CELLS AND SEND 2.0 mL SERUM IN A SCREW-CAPPED PLASTIC VIAL. PLEASE INDICATE ON TRANSPORT TUBE “SERUM/RED TOP”
ALTERNATE SPECIMEN: PLASMA/LAV TOP
Methodology
Stability
ROOM TEMP OR REFRIGERATED 14 DAYS
Reference Range
BY REPORT*
Turnaround
3-8 DAYS
Clinical Use
Test Code
WARW