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Lab Manual for Moffitt-Long and Mount Zion

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von Willebrand Factor Multimers (New test)

Item Value
Available Stat? No
Test code VWMULT
Test group von Willebrand
Performed by Quest
Sendout? Yes
Method Electrophoresis
Container type Blue top filled to full extent of vacuum
Amount to Collect 2.7 mL blood
Sample type Citrated plasma
Preferred volume 1 mL plasma
Min. Volume 0.2 mL plasma
Processing notes Deliver specimen immediately to Hematology M524 for processing.
Normal range Normal pattern
Synonyms Factor VIII Multimers; Factor VIII-Related Antigen Multimers; FVIII:RM; vW Multimers; von Willebrand multimers; von willebrand related multimers; VW factor multimers; Factor VIII-Related Multimers; Factor 8 Multimers; Factor 8-Related Antigen Multimers; F8 vW Multimers; von Willebrand multimers; von willebrand related multimers; VW factor multimers; Factor 8-Related Multimers
Stability Frozen 6 months
Turn around times 3-5 days
Additional information von Willebrand Disease is the most common hereditary bleeding disorder; it may also be acquired. von Willebrand Factor is necessary for platelet adhesion to injured endothelium. von Willebrand Factor Antigen, Multimeric Analysis is useful when type 2 disease is suspected and to further categorize disease.
CPT coding 85247-90
Last Updated 2/14/2013 11:25:03 AM
Entry Number 1532

If you have additional questions regarding this test, please call: 415-353-1667

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