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Chilblains (Perniosis) - Topic Overview

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, cold weather.

Symptoms develop 2 to 14 hours after exposure to cold and usually affect the hands, ears, lower legs, or feet. Symptoms include:

Recommended Related to First Aid

Understanding Dizziness -- Treatment

Because dizziness can involve so many parts of the body -- the ears, brain, or heart, to name a few -- your doctor will probably take a careful history of your symptoms, do a brief exam, and make a proper referral to a specialist if necessary. Make sure you describe the sensation you feel thoroughly, since dizziness can be many things to many people.

Read the Understanding Dizziness -- Treatment article > >

  • Local redness and swelling.
  • Skin bumps.
  • Changes in sensation, such as itching or burning.
  • Tender blue bumps that develop after rewarming.
  • Blisters and ulcers (in severe cases).

Treatment includes rewarming the affected areas, caring for any blisters that form, and avoiding reexposure to cold.

WebMD Medical Reference from Healthwise

Last Updated: November 14, 2014
This information is not intended to replace the advice of a doctor. Healthwise disclaims any liability for the decisions you make based on this information.
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