Гэмтэл судлал

1. Frostbite

2. What is Frostbite?
• A thermal injury to the skin resulting from
prolonged exposure to moderate cold or
brief exposure to extreme cold.
• Ice crystals form in and around skin cells
due to decreased blood supply
• Typically hands, feet, nose, ears, and
cheeks.

3. Signs and Symptoms
• Pain
• Numbness
• Prickly sensations
• Firm, whitened skin
areas
• Peeling or blistering
•Itching
•Swelling
•Mottled (blotchy)
skin
•Hard, glossy,
grayish, yellow skin

4. Frostnip or Frostbite?
• 1st degree: Frostnip. Numbness and
whitening of the skin. Rewarm promptly.
• 2nd degree: Superficial frostbite. Outer
skin hard and frozen but tissue underneath
has normal resilience.
• 3rd degree: Deep frostbite. Skin is white or
blotchy and blue. Skin and tissue
underneath is hard and very cold.

5. Prevention
• Keep skin covered
• Stay warm and dry
• NEVER accept numbness

6. Treatment
• PREVENTION
• Gently rewarm with another warm body,
warm clothing, or lukewarm water
• Keep the injured area warm!
• Wrap blisters or peeling skin with sterile
gauze.

7. Treatment No-no’s
• DO NOT rewarm frostbite if refreezing is
possible
• DO NOT rub
• DO NOT use direct heat