What is vibration white finger or hand arm vibration syndrome (HAVS)? A. A mild skin rash that will go away B. A serious skin condition that will not clear up C. Severe frostbite Vibration White Finger: Examples, Causes, and Treatment PDF) The diagnostic value of finger systolic blood pressure and cold provocation testing for the vascular component of hand arm vibration syndrome in health surveillance Hand Arm Vibration Syndrome (HAVS)