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Raynaud's phenomenon definition

Ray·naud's phenomenon (rā nōz′)

a secondary circulatory disorder, often associated with a primary vascular disease, characterized by changes of blood flow resulting in white, bluish, or red hands and feet: as a primary disorder caused by cold or emotion it is known as Raynaud's disease

Etymology: after M. Raynaud (1834-81), Fr physician

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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