Alert

Von Willebrand Factor Panel

Tube Type = Light Blue Top

Tube Type (x2)

(panel consists of VWF activity, VWF antigen, and Factor VIII

Test ID LAB1112
EPIC Order VONWILLEBRAND PANEL
CPT Code(s) see individual tests
Group/Individual Test Group
Laboratory Special Coagulation
Tube Station 30
Specimen Routine: 3.0 mL blood/light blue top tube x 2; see Comments for additional specimen information
Stability
Unspun - 4 hrs
Room Temp - 4 hrs
Refrigerated - NO
Frozen - 6 months
Availability Routine: See individual tests
STAT: See individual tests
Turnaround Time 7 Business Days
Internal Reference Testing & Outreach Handling Instructions Platelet poor plasma (double spun). Aliquot and freeze within 4 hours.
Reference Range See individual tests
Comments

Deliver Immediately

Von Willebrand Ristocetin Cofactor and Multimers will reflex with decreased result of VWF Activity or Antigen.

Reviewed by J. Carr on December 15, 2023

UNC Hospitals
McLendon Clinical Laboratories
101 Manning Drive
Chapel Hill, NC 27514