Which type of repetitive motion disorder involves spasms or contractions of the blood vessels leading to abnormal blanching, or whiteness, or what looks like a loss of circulation to the fingers?

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Raynaud's phenomenon is a vascular condition in which there are spasms or contractions of the blood vessels leading to abnormal blanching, or whiteness, or what looks like a loss of circulation to the fingers.

Which Type of Repetitive Motion Disorder Involves Spasms or Contractions