Name of the Day. FIONNUALA. Previous. Means white shoulder from Irish fionn white, fair and guala shoulder. In Irish legend Fionnuala was one of the four children of Lir who were transformed into swans for a period of 900 years. more...
Causes of Blue nails (Blue toenails or fingernails). The list of medical condition causes of Blue nails (Blue toenails or fingernails) includes: 1  Agyria. 2  Mepacrine. 3  Lack of oxygen.
1 The blood thatâs left in the tissues loses its oxygen and the affected area turns blue (called cyanosis). As fresh oxygen-rich blood returns to the area, it often turn bright red.  Coldness, pain and numbness. A lack of oxygenated blood in the fingers triggers these feelings.