Coagulation Tests
Test Name: von Willebrand Factor Cleaving Protease Activity and Inhibitor
Test Code: 320326
Specimen Requirement: 2 tubes - 1mL frozen citrated plasma
Methodology: Send out to BCSEW Fluorescent activity
Result Turn Around Time: 5 - 10 days
Reference Range: >=67%
Assay Schedule: Send Out (Blood Ctr of SE Wisconsin)
Performing Location: Send Out (Blood Ctr of SE Wisconsin)
Available For STAT Testing: N
CPT Code(s): 85246
PLEASE NOTE: CPT codes are to provide guidance. These codes are subject to change on a regular basis and it is the client’s
responsibility to verify accuracy of the codes listed. You should refer to the most current version of the CPT coding manual published by
the American Medical Association to resolve any issues.