Raynaud phenomenon
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blood vessel disorder
- In skin disease: Blood vessels
In Raynaud’s phenomenon, the vascular spasm is severe, affecting the extremities and leading to attacks of cold, white fingers. Milder degrees of spasm, as well as increases in blood viscosity, may cause a purple discoloration of the skin (cyanosis), which may assume a reticulate pattern (livedo…
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hepatitis C
- In hepatitis C: Symptoms of HCV infection
…from cryoglobulinemia may lead to Raynaud phenomenon, in which small blood vessels in the fingers and toes spasm in response to cold temperatures.
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scleroderma
- In scleroderma
…to cold, a manifestation called Raynaud phenomenon that is caused by abnormal blood flow. As the disease progresses, the facial skin often tightens into a shiny mask. Swelling may occur, along with skin discoloration, numbness, and a tingling feeling. The course of the disease is variable and unpredictable. Sometimes years…
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