UCSF Navigation Bar

UCSF Departments of Pathology & Laboratory Medicine Home Page

Lab Manual for UCSF Clinical Laboratories

Lab Manual for SFGH

Internal Resources

Additional Details

Click on TestEntryNumber to go to the laboratory manual entry for that test

Item Value
ClinicalQuestion Does my patient have von Willebrand disease? If so, which type?
TestEntryNumber 1129
TestCode VW2NR
TestName von Willebrand Factor - Factor 8 Binding Ratio
Synonyms vwd; vWF-Factor VIII binding ratio; von Willebrand Disease type 2N; Factor VIII-von Willebrand Factor Binding Assay
IsThisScreeningTest No
PubMedID PMID:18315614,11686101
NLMID:101518625,101539022
Comment - decreased vWF-F8 binding ratio suggests defective interaction between vWF and F8
- useful in distinguishing hemophilia A (including carrier states) from vWD type 2N
Sensitivity Unknown
Specificity Unknown
UCSF home page UCSF home page About UCSF Search UCSF UCSF Medical Center