cold related injuries Flashcards
what is hypothermia
hypothermia is when the body’s ability to warm itself fails and body temperature drops too low. The temperature does not have to be zero degrees for hypothermia. Alcohol, Illness like diabetes or cardio disease can interfere with the body’s normal response to heat.
signs of hypothermia include
- shivering
- numbness
- glassy stare
- indifference and loss of consciousness
- Person might seem as if drunk (change in speech, loss of body control)
caring of hypothermic person
- Gently move the person to a worm place
- Check ABCs and care for life-threatning injuries.
- Remove wet clothing and cover the person with blanket and plastic sheeting to hold in body heat.
- Carefully monitor use of heating pads and hot water bottles so that the person is not unintentionally burned
- warm the person slowly and handle the person (warm drinks can be given to person but no alcohol or coffee)
- Body temperature should only increase by a couple degrees per hour
- (Shivering that stops without rewarming is a sign of deterioration and the need for EMS.)
Caring for severe hypothermia
the person may be unconscious, breathing may have stopped or slowed-pulse slow or irregular
Call EMS
Check for signs of life for 30-45 seconds
Give CPR
Keep warming the body and CPR until EMS arrives.
Frostbite
It is another cold -related injuring, it occurs when tissue freezes. This happens when the person is exposed to the freezing point below skin. Frost bites can cause the loss of fingers, hands, arms, toes, feet and legs.
Symptoms of frostbites include
Lack of feeling in area
skin appears waxy
skin cold when touched
skin discolored
People most likely to get frostbite include
people who spend time outdoors; the homeless, hikers, hunters,
under influence of alochol
elderly without adequeate heating, food, and shelter
who are exhausted or excessively dehydrated.
How to care for frostbite victim
Remove wet clothing and jewellry from the affected area.
Soak the frostbite area in very warm water or comfortable to your touch till frostbite area turns back to normal color
cover with dry sterile dressing. Do not rub the area because you will damage the tissue.
Check ABCs and care for shock
Do not rewarm a frostbitten area if there is danger of refreezing or EMS is close by.