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.
Ariel D. Teitel, MD, MBA, Clinical Associate Professor of Medicine, NYU Langone Medical Center. Review provided by VeriMed Healthcare Network. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.
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