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2007136
von Willebrand Factor (VWF) Collagen Binding
VWF C BIND
Ordering Recommendation
Not an initial test in the diagnosis of von Willebrand disease (VWD). Ordering should be limited to specialists. Supplementary test for the subclassification of established VWD.
Methodology
Enzyme-Linked Immunosorbent Assay
Performed
Varies
Reported
3-10 days
New York DOH Approval Status
This test is New York DOH approved.
Specimen Required
Patient Preparation
Collect
Light blue (sodium citrate).
Specimen Preparation
Transfer 1 mL citrated plasma to an ARUP Standard Transport Tube. (Min: 0.5 mL)
Test is not performed at ARUP; separate specimens must be submitted when multiple tests are ordered.
Storage/Transport Temperature
CRITICAL FROZEN.
Unacceptable Conditions
Hemolyzed specimens.
Remarks
Stability
Ambient: 24 hours; Refrigerated: 24 hours; Frozen: 3 weeks
Reference Interval
By report
Interpretive Data
Compliance Category
Performed by non-ARUP Laboratory
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
83520
Components
| Component Test Code* | Component Chart Name | LOINC |
|---|---|---|
| 2007137 | VWF Collagen Binding | 50377-1 |
| 3003442 | VWF Ratio | 50378-9 |
* 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 (VWF) Collagen Binding
Quest Diagnostics San Juan Capistrano Inc.
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