von Willebrand Factor Multimers

0092281
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Example Reports
Abnormal
Normal
Ordering Recommendation

Order to assist with diagnosis and subclassification of inherited or acquired von Willebrand disease.

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. EDTA plasma, clotted or hemolyzed 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



Compliance Category

Laboratory Developed Test (LDT)

Note
Hotline History
N/A
CPT Codes

85247

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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