Raynaud Disease and Phenomenon
How to Say it: ray-NODE
by Cynthia M. Johnson, MA
Raynaud phenomenon is a problem with the blood vessels. It leads to blood flow problems in the fingers, ears, nose, and lips. It may be:
Blood vessels narrow when a person is cold or under stress. In Raynaud, the blood vessels narrow too much. This leads to poor blood flow to nearby tissue. Fingers are often affected.
The exact cause of primary Raynaud is not known. Secondary Raynaud is caused by the linked disease.
This problem is more common in woman. Other things that may raise the risk are:
Symptoms appear in attacks. They are most common in cold weather and when a person is under stress. Problems may last a few minutes to a few hours.
During an attack, problems may be:
The doctor will ask about your symptoms and health history. A physical exam will be done. This is often enough to make the diagnosis. Other tests may be done to look for a cause.
There is no cure. The goal of treatment is to lower the number of attacks and decrease how severe they are. Treating any related health problem will help to manage secondary Raynaud.
Nerves control the size of blood vessels. Procedures to destroy or stop the nerves may be needed if other steps have not worked. The nerves may be stopped with:
There are no known guidelines to prevent this health problem.
National Heart, Lung, and Blood Institute
The Arthritis Society
Heart and Stroke Foundation of Canada
Herrick AL. Evidence-based management of Raynaud’s phenomenon. Ther Adv Musculoskeletal Dis. 2017;9(12):317-329.
Raynaud's. National Heart, Lung, and Blood Institute website. Available at: https://www.nhlbi.nih.gov/health-topics/raynauds. Accessed July 21, 2021.
Raynaud phenomenon. EBSCO DynaMed website. Available at: https://www.dynamed.com/condition/raynaud-phenomenon. Accessed July 21, 2021.
Last reviewed July 2021 by EBSCO Medical Review Board Rimas Lukas, MD
Last Updated: 7/21/2021
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