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Test Catalog

Test ID: VWD8B    
von Willebrand Disease 2N (Subtype Normandy), Plasma

Useful For Suggests clinical disorders or settings where the test may be helpful

Diagnosis of von Willebrand disease (VWD) type 2N

 

Evaluation of patients diagnosed with mild-to-moderate hemophilia A with an autosomal inheritance pattern

 

Evaluation of hemophilia A patients with a shortened survival of infused factor VIII (FVIII) (not caused by a specific FVIII inhibitor)

 

Evaluation of female patients with low FVIII activity and no prior family history of hemophilia A

 

Evaluation of patients with Type 1 or Types 2A, 2B, or 2M VWD with FVIII activity discordantly-lower than the von Willebrand factor antigen level

Highlights

This test is the most cost effective test for diagnosis of von Willebrand Factor (VWF): Factor VIII (FVIII) binding defects.

 

Genetic tests screening for variants that cause von Willebrand disease (VWD) type 2N are available. Limitations of genetic testing include expense and the potential for variants causing VWD 2N in regions not covered by the molecular assays.

Special Instructions Library of PDFs including pertinent information and forms related to the test

Method Name A short description of the method used to perform the test

Enzyme-Linked Immunosorbent Assay (ELISA)

NY State Available Indicates the status of NY State approval and if the test is orderable for NY State clients.

Yes

Reporting Name Lists a shorter or abbreviated version of the Published Name for a test

VWD 2N (Normandy), P

Aliases Lists additional common names for a test, as an aid in searching

Factor VIII binding defect
Normandy Subtype (von Willebrand Disease 2N)
Von Willebrand Disease 2N (Subtype Normandy)
VWD Type 2N