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Available Tests

  • ADAMTS13 (von Willebrand Factor-cleaving protease) Activity and Inhibitor

ADAMTS13 (von Willebrand Factor-

cleaving protease) Activity and Inhibitor

X 2

X 2     
Test ID   LAB5317
EPIC Order
CPT Code(s)   85246, 85335 (if indicated)
Group/Individual Test   Group
Laboratory   Special Coagulation
Tube Station   30
Specimen Routine: 3.0 mL blood/light blue top tubes x 2; see Comments
Unspun - 4 hrs
Room Temp - 4 hrs
Refrigerated - NO
Frozen - 6 months
Availability Routine: Weekly
Turnaround Time   7 Business Days
Reference Range Activity:
  Inhibitor: <0.4
Internal Reference Testing Specimen Handling
Platelet Poor Plasma -minimum 4 aliquots of minimum 0.3 mL. 
Use all plasma.  Freeze within 4 hours.
Deliver to the laboratory immediately.
Inhibitor performed if indicated.

Reviewed by ivette_marrero on April 20, 2017

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