The skin on fingertips, toes, palms, or feet appears bluish or greenish.

Nails get blue when cold. The nail folds may have the following symptoms: It occurs when your blood lacks the oxygen it needs to reach the different tissues in your body. It usually develops over several years.

Web cyanosis, or having blue skin, lips, or fingernails, can result from exposure to cold or a number of medical conditions. Conditions that can cause cyanosis include the following: In the case of raynaud’s disease, the fingers and toes blanch on exposure.

Web a verified doctor answered. Health conditions involving the lungs, heart, blood cells, or blood vessels can cause the blue discoloration in your fingernails. When your fingers are exposed to the winter air, the blood vessels.

Nail clubbing happens when the tips of the fingers get bigger and the nails curve around the fingertips. Web cyanosis is the medical term used for lack of oxygen supply to the fingertips. Cyanosis is a medical term to describe blue, grayish, or purple skin, lips, or nail beds.

This causes reduced blood flow to the hands, leading to cold fingers. Nail clubbing may be caused by: People with raynaud’s phenomenon often have fingers that turn blue or white in response to cold, and bright red when they rewarm.

Web there is a condition known as raynaud’s disease which causes fingers, and toes, to turn blue when they're cold, both in cold weather and in circumstances like taking food out of. The lips and skin may also become discolored and. Web in the case of fingernails, this might just be a consequence of cold temperatures.