This syndrome creates a progressive color change of the fingers often caused by cold or vibration, due to decreased circulation (also known as vibration syndrome or white finger)
Ergostoreonline (A Division of Ergonomic Resources), Ergonomics Dictionary and Glossary North Carolina, USA 2014. http://www.ergostoreonline.com/ergonomics-dictiona ry.aspx, (Ergo - Amer) {744}