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von Willebrand factor: its function and its measurement in the laboratory
1Biochemistry Laboratory, Altnagelvin Area Hospital, Londonderry, Northern Ireland, UK.
British Journal of Biomedical Science
|March 1, 1995
Summary
Von Willebrand factor (vWF) is crucial for blood clotting and platelet adhesion. Laboratory tests help classify von Willebrand
Area of Science:
- Hematology
- Biochemistry
Background:
- Von Willebrand factor (vWF) is essential for normal hemostasis.
- vWF mediates platelet adhesion under high shear stress in blood vessels.
Purpose of the Study:
- To investigate the role of vWF in hemostasis.
- To classify different subtypes of von Willebrand's disease based on vWF laboratory findings.
Main Methods:
- Quantitative laboratory investigation of vWF levels.
- Qualitative laboratory investigation of vWF function.
Main Results:
- Deficient vWF levels or function cause von Willebrand's disease.
- Laboratory analysis enables sub-typing of the disorder.
Conclusions:
- Accurate laboratory diagnostics are key for classifying von Willebrand's disease.
- Understanding vWF's role is critical for managing bleeding disorders.