Heat and cold Related Illness

Question 0

Hypothermia

Answer 0

Tm<95F/35C

Severe: Tm 85F/30C

Question 1

Heat related illness

Answer 1

1. Heat stress
   
   • Heat rash
   • Heat cramp (low in Na)
2. Heat syncope - vasodilation
   
   • lightheaded/dizziness
   • tx: remove from heat and hydration
3. Heat exhaustion:
   
   • Tm 102 F/38.9C
   • Na depletion
   • water depletion
   • ” clammy, pale”
4. Heat stroke:
   
   • emergency - failure of heat dissipation
   • Tm >105F/40.6C
   • “hot and dry”

Question 2

Frostbite

Answer 2

Freezing of tissue

Question 3

Chilblains

Answer 3

Or perniosis, non-freezing tissue injury

Question 4

Trench foot

Answer 4

Exposure to wet and above freezing Tm