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0030125
von Willebrand Panel
VW PANEL
Ordering Recommendation
Recommended panel for the initial workup of suspected von Willebrand disease.
New York DOH Approval Status
This test is New York state approved.
Specimen Required
Patient Preparation
Collect
Lt. blue (sodium citrate). Refer to Specimen Handling at aruplab.com for hemostasis/thrombosis specimen handling guidelines.
Specimen Preparation
Transfer 3 mL platelet-poor plasma to an ARUP Standard Transport Tube. (Min: 1 mL)
Storage/Transport Temperature
CRITICAL FROZEN. Separate specimens must be submitted when multiple tests are ordered.
Unacceptable Conditions
Serum, EDTA plasma, clotted or hemolyzed specimens.
Remarks
Stability
Ambient: 4 hours; Refrigerated: Unacceptable; Frozen at -20 °C: 3 months; Frozen at -70°C: 6 months
Methodology
Electromagnetic Mechanical Clot Detection/Platelet Agglutination/Microlatex Particle-Mediated Immunoassay
Performed
Mon-Sat
Reported
1-3 days
Reference Interval
| Test Number |
Components |
Reference Interval |
||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Factor VIII, Activity |
|
|||||||||||||||||
| von Willebrand Factor, Activity (RCF) |
|
|||||||||||||||||
| von Willebrand Factor, Antigen |
|
Interpretive Data
Compliance Category
FDA
Note
Hotline History
N/A
CPT Codes
85240; 85246; 85245
Components
| Component Test Code* | Component Chart Name | LOINC |
|---|---|---|
| 0030095 | Factor VIII, Activity | 3209-4 |
| 0030250 | von Willebrand Factor, Activity (RCF) | 6014-5 |
| 0030285 | von Willebrand Factor, Antigen | 27816-8 |
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.
Aliases
- F8 Activity
- Factor VIII activity
- Factor VIII Studies
- von Willebrand Factor Panel
- von Willebrand Factor, Activity; RCF
- von Willebrand Factor, Antgien
- vWF Ag
- vWF Panel
von Willebrand Panel
