Burns Flashcards

1
Q

what are the three layers of skin?

A

epidermis
dermis
subcutaneous layer

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2
Q

what is the most abundant fiber in skin?

A

collagen

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3
Q

what kind of fibers regenerate poorly after a burn?

A

elastin

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4
Q

what are eight ways to burn yourself?

A
thermal
chemical
allergic reaction (poison ivy etc)
electrical
skin infection
radiation
friction
immune system reaction
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5
Q

how many degrees of burns are there? How deep does each one go?

A

first degree - superficial
second degree - partial thickness
third degree - full thickness
fourth degree - into muscle/tendon/bone/adipose (subcutaneous)

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6
Q

what does TBSA stand for?

A

total body surface area

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7
Q

a burn greater than %__ threatens survival

A

20

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8
Q

how fast do donor sites usually heal?

A

about 21 days

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9
Q

name the four types of skin grafts possible

A
  • autogenic (donor site)
  • cultured (grow your skin)
  • allogenic (somoene else’s temporary)
  • synthetic (intergra - do not confuse with that biosimilar drug’s name)
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10
Q

what is the disadvantage of a split thickness graft?

A

higher risk of contraction compared to full thickness graft

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11
Q

what characteristics of a burn make a mesh graft a good idea? what is one big disadvantage of a mesh graft?

A

burn with irregular contours
burn with a large surface area
burns with a contaminated bed

mesh grafts have the highest risk of scar contraction

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12
Q

what is the disadvantage of using a full thickness graft?

A

leaves deficit at the donor site (used mostly for reconstructive surgeries)

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13
Q

what type of graft can transfer muscle, fat and skin?

A

free skin flaps (used mostly for reconstructive surgeries)

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14
Q

z flaps do what?

A

lengthen linear scar

used mostly for reconstructive surgeries

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15
Q

what three things need to be monitored with a burn victim’s skin in rehab?

A

wounds (slower healing)
altered perspiration and dryness
hypertrophic scar (4X extra disorganized hypervascularized collagen - can contract and persist for up to 2 years)

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16
Q

what has the largest risk of hypertrophic scar retraction?

A

scar formation from wound closure that took longer than 3 weeks

17
Q

when is a hypertrophic scar mature?

A

when it is paler, smoother, and more flexible

18
Q

what are some common MSK problems that occur with burns?

A

impingement, bad posture, capsulitis

19
Q

name some MSK complications of burns

A
osteoporosis
osteomyelitis
septic arthritis
fractures
dislocations
amputations
hetertopic bone formation
abnormal growth in children
20
Q

nerves can be compressed or losses of sensation can occur (%50) but what kind of burn in particular may cause nerve compression?

A

circumferential burns

21
Q

social and psychological problems are prevalent with burn survivors, what psychological problem is more correlated with burn pain ( considered very severe) more than injury severity, TBSA, heart rate or blood pressure)

A

PTSD

22
Q

what do %18 of major adult burn victims report 5 years after injury?

A

chronic pain

23
Q

name four types of pain seen with burns

A

neuropathic
musculoskeletal
emotional/psychological
persistent

24
Q

which type of burn is most painful right when it happens? which one is most painful in the acute stage? many years after the burn?

A

superficial - right when it happens
partial to full thickness - grafts pain+++
deep - pain for longer

25
Q

what is the #1 research priority with burns in europe? what are three sources?

A

itch - very prevalent and debilitating
pruritogenic
neuropathic
psychogenic

26
Q

three side problems related to burns?

A

sleep disorders
hypermetabolism
cardiovascular issues

27
Q

what are some essential components to assess during the joint PT/OT interview?

A

sleeping position/quality
itching
morale

28
Q

would slight frowning or grimacing count as a 0,1, or 2 on the observational pain assessment scale?

A

1

29
Q

what five pieces of information are useful when asking about pruritis (or pain for that matter) - 5 D’s!

A
  • location
  • intensity
  • what worsens/improves
  • frequency
  • duration

5 D’s : duration, direction, disability, degree, distribution

30
Q

other than the typical ROM, Strength, and functional movements assessment, what else can be assessed with burn patients?

A
swelling
posture
ADLS
Endurance**
Modified Vancouver Scar scale for scar vascularity, flexibility, pigmentation, height or thickness
31
Q

what is an advantage to using POSAS to evaluate scar tissue?

A

it also shows how the patient perceives their scars

32
Q

name some scar management techniques

A
  • heat (wax, hot packs, maybe ultrasound)
  • massage and stretching
  • positioning and spints
  • low-load long time stretches