Cold injuries

Revision as of 06:22, 3 December 2013 by Rossdonaldson1 (talk | contribs) (Pernio (Chilblains))


  • Frostbite occurs only when ambient temperatures are well below freezing
  • Nonfreezing cold injuries occur due to exposure to wet conditions when temper >freezing

Trench Foot

Pernio (Chilblains)

Cold Panniculitis

  • Prolonged exposure to temp >freezing leads to mild necrosis of subcutaneous fat tissue
  • Seen in children (popsicles) and women involved in equestrian activities
  • Resolution may result in adipose fibrosis w/ cosmetic defects
    • There is no treatment

Cold Urticaria

  • Hypersensitivity to cold air or water which may lead to fatal anaphylaxis
  • Treat similarly to urticarial lesions from other causes (i.e. antihistamines)
  • Avoidance of cold is recommended