Von Willebrand Factor Panel

Light Blue Top Tube

Tube Type (x2)

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

Test ID LAB1112
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
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

Deliver Immediately

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

Reviewed by Christopher Parker on November 16, 2021

Note: Reference ranges provided on this web site are for guidance only, and may not reflect the most recent changes. Refer to laboratory reports for current reference data.

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