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   What is a blood test for von Willebrand disease?

   • These tests will measure the presence and activity of certain substances in the blood. Von Willebrand disease (VWD) is a blood-clotting disorder. It occurs when a person has insufficient or ineffective supplies of a substance in the blood known as von Willebrand factor (VWF).

   What tests can help diagnose von Willebrand disease? - Medical News …

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   What is von Willebrand disease?

   • von Willebrand disease is a genetic disorder that happens when certain genes mutate, or change. In von Willebrand disease, genetic mutations affect your body’s ability to make normal von Willebrand factor. Factors are proteins that help your blood to clot. You have von Willebrand factor in your plasma, platelets and walls of your blood vessels.

   von Willebrand Disease: What It Is, Types, Symptoms & Treatment

   my.clevelandclinic.org/health/diseases/17709-von-willebrand-disease

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   Do you need a sample for a von Willebrand factor test?

   • Sample Required? Test Preparation Needed? Von Willebrand factor (vWF) is one of several proteins in the body's blood clotting system that work together, and in sequence, to stop bleeding. Von Willebrand factor tests help investigate excessive bleeding.

   von Willebrand Factor - Understand the Test - Testing.com

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   How does von Willebrand disease affect blood clots?

   • In von Willebrand disease, genetic mutations affect your body’s ability to make normal von Willebrand factor. Factors are proteins that help your blood to clot. You have von Willebrand factor in your plasma, platelets and walls of your blood vessels. Plasma is the liquid part of blood.

   von Willebrand Disease: What It Is, Types, Symptoms & Treatment

   my.clevelandclinic.org/health/diseases/17709-von-willebrand-disease

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2. www.testing.com › tests › von-willebrand-factorvon Willebrand Factor - Understand the Test - Testing.com

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   Dec 22, 2018 · Von Willebrand factor (VWF) testing is used to investigate excessive or recurrent bleeding episodes or a personal or family history of excessive bleeding. Testing is used to help diagnose von Willebrand disease (VWD) and distinguish between the various types of VWD. Two types of tests may be used:

3. my.clevelandclinic.org › health › diseasesvon Willebrand Disease: What It Is, Types, Symptoms & Treatment

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   Jun 22, 2022 · von Willebrand disease is a common blood disorder that keeps your blood from clotting. This is an inherited disorder, meaning parents may pass the disorder on to their biological children. Healthcare providers treat this disorder with medication to help with blood clotting.

4. www.cdc.gov › von-willebrand › diagnosisDiagnosing von Willebrand Disease | Von Willebrand Disease ...

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   May 15, 2024 · A combination of blood tests is needed to diagnose von Willebrand disease (VWD). The following screening tests are done first to show if the blood is clotting properly. These tests may suggest a possible bleeding disorder, but more tests are needed to tell the type of bleeding disorder present.

5. www.labcorp.com › tests › 084715084715: von Willebrand Factor (vWF) Profile | Labcorp

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   von Willebrand Factor (vWF) Profile. TEST: 084715. CPT: 85240; 85245; 85246. Print Share Include LOINC® in print. Test Includes. Factor VIII; von Willebrand factor activity; von Willebrand factor antigen. Special Instructions. If the patient's hematocrit exceeds 55%, the volume of citrate in the collection tube must be adjusted.

6. www.medicalnewstoday.com › articles › von-willebrandWhat tests can help diagnose von Willebrand disease?

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   Nov 22, 2023 · VWF. Ristocetin cofactor. VWF multimers. Platelet aggregation. Factor VIII. Summary. To help diagnose von Willebrand disease or other bleeding disorders, a doctor will request various blood...

7. www.verywellhealth.com › von-willebrand-diseaseVon Willebrand Disease: What It Is, Types, and Symptoms

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   Jul 23, 2023 · How Is Von Willebrand Disease Diagnosed? There is no single test to diagnose von Willebrand disease. Instead, a healthcare provider considers a person's symptoms, their family history of bleeding, and the results of various blood tests.

8. www.cdc.gov › von-willebrand › aboutAbout von Willebrand Disease | Von Willebrand Disease (VWD) | CDC

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   Feb 14, 2024 · What it is. Von Willebrand disease (VWD) is a blood disorder in which the blood does not clot properly. Blood contains many proteins that help the blood clot when needed. One of these proteins is called von Willebrand factor (VWF). People with VWD either have a low level of VWF in their blood or the VWF protein doesn't work the way it should.