Corresponding author:Hassan M Yaish, Department of Pediatrics, university of Utah, school of Medicine, Salt Lake City, UT 84113, USA
Received: July 20, 2017; Published: August 01, 2017
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Type 3 VWD is the least common and most severe among the three types of VWD. The incidence was estimated at 5-3/million and the severity is thought to be similar to mild or moderate hemophilia A. In a recent report from the UK showing that some hemostasis laboratories may fail to perform all required assays for the diagnosis of VWD Type 3, which occasionally result in giving a wrong diagnosis such as mild or moderate hemophilia A.  Type 3 VWD is usually associated with a clinical course that combines the bleeding features seen in patients with VWD as well as those encountered in patients with mild to moderate hemophilia.