Raynaud-s-phenomenon meaning

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Raynaud's Phenomenon is a circulatory disorder that causes white, blue or red hands or feet.

An example of Raynaud's Phenomenon is a disease that can be caused by cold weather.

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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.
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Narrowing of the arteries and arterioles of the fingers and toes, often triggered by cold or stress, resulting in blanching, cyanosis, numbness, pain, and, in extreme cases, gangrene.
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A condition of the hands and feet becoming discoloured, typically white, red, and blue, caused by an altered blood flow brought about by cold, or stress.
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