first aid chapter 15 cold related emergencies. frost nip freezing limited to skin surface freezing...
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First AidFirst Aid
Chapter 15
Cold Related Emergencies
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Frost nipFrost nipFreezing limited to skin surface
Freezing of water on skin surface
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Frost nipFrost nipSkin red and swollenNo further damage after re-warmingFirst sigh of impeding frost bite
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Frost nipFrost nipGently warm by placing against a warm body part. Can blow warm air on Do not rub
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Frost BiteFrost BiteFreezing extending deeper into skin and flesh
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Frost BiteFrost BiteOccurs when temp drops below freezing
Mainly effects feet, hands, ears, nose
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Frost BiteFrost BiteSevere consequences are gangrene and amputation
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Frost BiteFrost BiteCannot judge extent of injury until after thawing occurs
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Frost BiteFrost BiteCan be classified as:
Superficial
Deep
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Frost BiteFrost BiteSuperficialSkin color white, waxy, or grayish yellow
Feels cold & numb
Tingling, stinging or aching sensation
Skin surface feels stiff or crusty but underlying
tissue is soft.
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Frost BiteFrost BiteDeepFeels cold, hard and solid.Cold pale, waxy skin colorPainful parts suddenly stops hurtingBlisters after thawing
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Frost Bite: What to DoFrost Bite: What to DoGet out of cold & into warm placeRemove any clothing or items that could impair circulationSMA
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Frost Bite What to DoFrost Bite What to DoIf more than 1 hour from a medical facility:
Re-warm by placing in warm, not hot water.
Control pain with analgesics
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Frost Bite What to DoFrost Bite What to DoAfter thawing:
Will not be able to walk if feet
are effected
Place gauze btw toes or fingers
Elevate effected part
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Frost Bite What to DoFrost Bite What to DoDO NOTRub or massageUse heating pad or hot water bottlesConsume alcoholSmokeRe-warm if possibility of re-freezing
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HypothermiaHypothermiaLife threatening
Body core temp falls below 95
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Hypothermia: What to Look ForHypothermia: What to Look For
Change in mental statusShiveringCool abdomenLow core body temp
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Hypothermia: TypesHypothermia: Types
Mild:Core temp
above 90 ShiveringSlurred speechMemory lapseCold hands, feet and abdomens
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Hypothermia: TypesHypothermia: Types
Severe:Core temp below 90. Shivering has stopped
Muscles stiff & rigid
Skin is ice cold
Pulse and breathing slow down
Pupils dilate
Appears dead
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Hypothermia: What to DoHypothermia: What to Do
Stop further heat loss: Get out of cold Replace wet
clothing Insulate beneath
and around victim
SMA
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Learning Activities 15Learning Activities 15
1. 1. Rub or massage to re-warm Rub or massage to re-warm frostbitten partfrostbitten part. .
No
Frostbite
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Learning Activities 15Learning Activities 15
2. F2. Frostbite damage becomes rostbite damage becomes more severe if affected part more severe if affected part is thawed and re-frozenis thawed and re-frozen. .
Yes
Frostbite
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Learning Activities 15Learning Activities 15
3. It is best to re-warm a 3. It is best to re-warm a ffrostbitten part with warm rostbitten part with warm waterwater. .
Yes
Frostbite
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Learning Activities 15Learning Activities 15
4. 4. Placing frostbitten hands in Placing frostbitten hands in another person’s armpits is the another person’s armpits is the best re-warming method. best re-warming method.
No
Frostbite
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Learning Activities 15Learning Activities 15
5. When near a hospital, it is best 5. When near a hospital, it is best to let medical personal thaw to let medical personal thaw the frthe frostbitten part. ostbitten part.
Yes
Frostbite
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Learning Activities 15Learning Activities 15ScenerioScenerio: Subfreezing temps. Elderly man in : Subfreezing temps. Elderly man in
stalled truck. Spilled gasoline on stalled truck. Spilled gasoline on hands. Stranded for over 3 hours. hands. Stranded for over 3 hours. Numb fingers. Cold feet. Numb fingers. Cold feet. What to do? What to do?
Get to warm placeRemove constricting clothingSMA Thaw with wam water if help is delayed
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Learning Activities 15Learning Activities 15
1. 1. Add insulation, (blankets) Add insulation, (blankets) under and over victimunder and over victim..
Yes
Hypothermia
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Learning Activities 15Learning Activities 15
2. 2. Replace wet clothing with Replace wet clothing with dry clothingdry clothing..
Yes
Hypothermia
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Learning Activities 15Learning Activities 15
3. 3. Shivering is sufficient to Shivering is sufficient to re-warm a mild re-warm a mild hypothermia victimhypothermia victim..
Yes
Hypothermia
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Learning Activities 15Learning Activities 15
4. 4. For mild hypothermia, heat For mild hypothermia, heat packs, using a rescuer's packs, using a rescuer's body are preferred methods body are preferred methods for re-warmingfor re-warming
No
Hypothermia
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Learning Activities 15Learning Activities 15
5. 5. Severe hypothermia, Severe hypothermia, should be transported to should be transported to hospital for re-warminghospital for re-warming
Yes
Hypothermia
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6. Check a severe hypothermia 6. Check a severe hypothermia victim’s pulse for at least 30-45 victim’s pulse for at least 30-45 secondsseconds
Yes
Hypothermia
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Learning Activities 15Learning Activities 15
Handle gently
SMA
Add blankets under and over.
Scenario: cold day. 80 y/o grandfather. Wrapped in blanket laying on top of bed. House very cold. He can only mumble. . What to do?