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Raynaud's phenomenon

Raynaud's phenomenon

Overview

Raynaud's phenomenon is characterized by fingers becoming white due to lack of blood flow, then blue due to oxygen consumption, and finally red as blood flow returns.

Review Date 4/12/2018

Updated by: Gordon A. Starkebaum, MD, ABIM Board Certified in Rheumatology, Seattle, WA. Also reviewed by David Zieve, MD, MHA, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.