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0092281
von Willebrand Factor Multimers
VWF MULTI
Ordering Recommendation
Order to assist with diagnosis and subclassification of inherited or acquired von Willebrand disease.
New York DOH Approval Status
This test is New York state approved.
Specimen Required
Patient Preparation
Collect
Lt. blue (sodium citrate). Special Specimen Collection and Handling Hemostasis/Thrombosis Specimens guide located at https://www.aruplab.com/Specimen-Handling/SpecialSpecimenCollection/Hemostasis-Thrombosis.pdf
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. EDTA plasma, clotted or hemolyzed specimens.
Remarks
Stability
Ambient: 4 hours; Refrigerated: Unacceptable; Frozen: 3 months
Methodology
Qualitative Electrophoresis
Performed
Mon-Fri
Reported
4-11 days
Reference Interval
By report
Interpretive Data
Compliance Category
Laboratory Developed Test (LDT)
Note
Hotline History
Hotline History
Date of Change
Test Name Change
Methodology
Performance/Reported Schedule
Specimen Requirements
Reference Interval
Interpretive Data
Note
CPT Code
Component Change
Other Interface Change
New Test
Inactive
N/A
CPT Codes
85247
Components
| Component Test Code* | Component Chart Name | LOINC |
|---|---|---|
| 0092279 | von Willebrand Factor Multimers | 32217-2 |
* 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
- Von Willebrand factor multimer analysis
- vWF multimer analysis
- VWF multimers
von Willebrand Factor Multimers
