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VWF Inhibitor Profile

Order Code: 1065

Also Known as

Von Willebrand Disease, VWF

Disease State

Test Information

Includes VWF Inhibitor Screen mixing study and VWF ristocetin cofactor activity. If the VWF ristocetin cofactor result is >= 50 IU/dL, the inhibitor screen is invalid and will be cancelled and credited.

Sample Requirements

Citrated Plasma (light blue top)

Shipping Information


Requested Volume

Two 1.5 ml aliquots

Minimum/Pediatric Volume

Two 1 ml aliquots

CPT Codes

85245, 85245


Aggregation with incubated mixing study

Turnaround Time

7 days


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