Disease: Raynaud's Phenomenon

    Raynaud's phenomenon facts
    • Raynaud's phenomenon is characterized by a pale to blue to red sequence of color changes of the digits, most commonly after exposure to cold.
    • Raynaud's phenomenon occurs because of spasm of blood vessels.
    • The cause of Raynaud's phenomenon is unknown, although abnormal nerve control of blood-vessel diameter and nerve sensitivity to cold are suspected of being involved.
    • Symptoms of Raynaud's phenomenon depend on the severity, frequency, and duration of the blood-vessel spasm.
    • There is no blood test for diagnosing Raynaud's phenomenon.
    • Treatment of Raynaud's phenomenon involves protection of the digits, medications, and avoiding emotional stresses, smoking, cold temperature, and tools that vibrate the hands.

      Source: http://www.rxlist.com

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