Chilblains (perniosis, also known as pernio) is a reaction to cold,
nonfreezing temperatures. It is seen most often in young people who have
Raynaud's phenomenon and people who are exposed to damp,
Symptoms develop 2 to 14 hours after exposure to cold and usually
affect the hands, ears, lower legs, or feet. Symptoms include:
Treatment includes rewarming the affected areas, caring for any
blisters that form, and avoiding reexposure to cold.
April 15, 2013
William H. Blahd, Jr., MD, FACEP - Emergency Medicine
& H. Michael O'Connor, MD - Emergency Medicine
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