burns Flashcards

1
Q

What do burns prognosis depend on

A
depth and size
region of body
increased or young age
preexisting degenerative disease 
type of burn
early amt of fluid loss and response
early wound care
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2
Q

What are the types of burns

A

Flames
scalding
chemical
electrical

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3
Q

Characteristics of a 1st degree burn

A
only outer layer of epidermis
red, pink, dry
painful
heals in 3-10 days
palliative tx
(sunburn)
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4
Q

characteristics of a 2nd degree burn

A
epidermis and various degrees of dermis
scalding injuries, deep sunburn
moist, red, blistered
painful-sensitive to touch or pinprick (pain sensors in tact)
heals in 7-21 days
requires medical care
scar forms
varying tx
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5
Q

What do blisters do

A

prevent loss of body water and protect underneath the skin

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6
Q

What is the criteria to be admitted to a burn unit

A

more than 20% of the body being burned

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7
Q

When do you often see 3rd degree burns

A

when clothes cath on fire or person is directly exposed to flame

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8
Q

Characteristics of a 3rd degree burn

A
epidermis, dermis and extends into subcutaneous tissue
varies in color, hard, dry, leathery
extensive edema 
no pain (nerve endings are damaged)
surrounded by 1st/2nd degree burns
decreased blood supply
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9
Q

When are grafts likely

A

in 3rd degree burns if greater than 1/5 inches

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10
Q

characteristics of a 4h degree burn

A

extends beyond skin and into fat, muscle, bone
black, charred, dry, crisp
painless
amputation typical

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11
Q

What are more severe burn injuries

A

those to the hands, feet, face, genital, inhalation, electrical

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12
Q

what is the rule of 9’s

A

describes the extent and percentage of the burn

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13
Q

what is the total % for the head

A

9

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14
Q

what is the total % for two arms

A

18%

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15
Q

what is the total % for the trunk

A

36

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16
Q

what % is the perinium

A

1

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17
Q

what % are the two legs

A

36

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18
Q

complications from burns

A
hemodynamic instability
respiratory dysfunction
hypermetabolic response
organ system dysfunction
sepsis
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19
Q

at is hemodynamic instability due to

A

fluid loss

20
Q

what is burn shock

A

associated with hemodynamic instability

decreasedcardiac output, increased vascular resistance, impaired blood supply to organs

21
Q

What are you at risk for with hemodynamic instability

A

vascular coagulation (blood clots)

22
Q

Tx for hemodynamic instability

A

hydration

23
Q

What causes respiratory dysfunction

A

smoke inhalation and burned lungs

24
Q

Symptoms of respiratory dysfunction

A
hoarseness
drooling
inability to manage secretions
rales
stridor
hacking cough
labored or shallow breathing
25
Q

What does respiratory dysfunction appear

A

24-48 hrs

26
Q

tx for respiratory dysfunction

A

humidified oxygen

ventilation

27
Q

Cause of hypermetablic response

A

bruns cause an increase in metabolic and nutritional requirements

28
Q

tx for hypermetabolic response

A

nutritional support

29
Q

what occurs in renal dysfunction

A

increased metabolic demands

30
Q

What are neurologic changes due to

A

hypoxia

31
Q

what musculoskeletal changes occur

A

scarring contractures

32
Q

what kind of gastric problems occur

A

vomitting
fecal impaction
ulcers
possible feeding tube

33
Q

What is sepsis

A

condition where body fighting a severe infection that has spread via the bloodstream in response to the body trying to fight the infection

34
Q

what needs to be a priority in burn tx

A

pain management

35
Q

What causes emotional trauma

A

disfigurement
pain
length of recovery

36
Q

what happens to the body after burns

A

decreased body temp
inflammation
edema fluid and electrolyte imbalance

37
Q

What causes hypovolemic shock

A

fluid and electrolyte imbalance

38
Q

What does fluid and electrolyte imbalance result in

A

hypovolemic shock
decreased cardiac output
hypotension
decreased urine output

39
Q

Tx for burns

A
life saving tx
nutrition
replace fluid
debridement
skin graft
40
Q

OTs role in burns

A
positioning (focus on head, axilla, and hands)
ADLs
Edu
Splinting 
ROM
fitting of pressure garment
41
Q

How to splint in burns

A

in positions of function rather than comfort

42
Q

what are pressure garments used for

A

to protect fragile skin

decrease/manage scarring

43
Q

Adherence for pressure garments

A

needs to be worn when scar is new
should be worn 23 hrs/day
wear for 12-18 mo

44
Q

What is a problem with pressure garments

A

compliance due to itchy,blisters, swelling, rash, fit

45
Q

Psychological factors after burns

A
Fear
Pain
Loss of roles
financial concerns
depression
46
Q

What do burns cause

A

massive loss of body fluids
interferes w/ temp regulation
challenges immune system
causes excessive demands on the metabolic system and bodys normal reparative process