von Willebrand Factor Multimers
0092281
Ordering Recommendation
Order to subclassify established von Willebrand disease.
Submit With Order
Mnemonic
VWF MULTI
Methodology
Qualitative Electrophoresis
Performed
Mon-Fri
Reported
4-11 days
New York DOH Approval Status
This test is New York DOH 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 1 mL platelet-poor plasma to an ARUP Standard Transport Tube. (Min: 0.5 mL)  
Storage/Transport Temperature
CRITICAL FROZEN. Separate specimens must be submitted when multiple tests are ordered.  
Unacceptable Conditions
Serum. Specimens collected in wrong anticoagulant. Clotted, hemolyzed, or non-frozen specimens.  
Remarks
 
Stability
Ambient: 4 hours; Refrigerated: Unacceptable; Frozen at -70°C: 6 months; Frozen at -20°C: 3 months  
Reference Interval
By report
Interpretive Data
Note
CPT Code(s)
85247
Components
Component Test Code*Component Chart Name
0092279von Willebrand Factor Multimers
* 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.
Cross References
  • Von Willebrand factor multimer analysis
  • vWF multimer analysis
  • VWF multimers