von Willebrand disease

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von Wil·le·brand disease

 (vŏn wĭl′ə-brănd′, fôn vĭl′ə-bränt′)
n.
A usually genetic bleeding disorder caused a deficiency or an abnormality of a clotting factor that affects platelet adhesion.

[After Erik Adolf von Willebrand (1870-1949), Finnish physician.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.