Cyanosis of the nail bed

Lack of oxygen in the blood causes a bluish discoloration in the skin or mucous membranes called cyanosis. Most cyanosis is seen as a result of congenital heart disease, pulmonary disease, or as a terminal event as in cardiopulmonary arrest.





Review Date:3/1/2007
Reviewed By: David A. Kaufman, M.D., Assistant Professor, Division of Pulmonary Medicine, Mount Sinai School of Medicine, New York, NY. Review provided by VeriMed Healthcare Network.