Vibration white finger: 300,000 UK workers at risk Assessment of two alternative standardised tests for the vascular component of the handarm vibration syndrome (HAVS) Occupational & Environmental Medicine Understanding Hand Arm Vibration Syndrome (HAVS), Vibration White Finger (VWF) & Ways to Minimise the Risk. HiKOKI NZ Vibration White Finger Claims VWF Compensation Amounts 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