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Bleeding and Clotting Disorders

Vitamin K deficient & Willebrand disease

04/15/2008

Question:

how do they phiscally test to see if your blood coagulates fast enough before surgery?

Answer:

Normally blood is taken from patient and placed in tubes with different substances. The time it takes to clot is measured and compared to standards. This will pick up major disturbances of the clotting system, but not all.

For more information:

Go to the Bleeding and Clotting Disorders health topic, where you can:

Response by:

Eric H Kraut, MD Eric H Kraut, MD
Professor of Hematology
College of Medicine
The Ohio State University