wound healing Flashcards

1
Q

1 STAGE name

A

vascular response/hemostasis

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2
Q

hemostasis activities

A
  • blood vessels constrict
  • clotting factors to anticoagulate
  • platelets release growth factors to attract cells needed to begin repairing
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3
Q

onset of stage #1

A

immediate

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4
Q

2 STAGE name

A

inflammatory

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5
Q

2 stage activities

A

vasodilation
leukocytes arrive
macrophages eat
cleaning up of wound bed

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6
Q

onset of inflammatory

A

immediate

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7
Q

duration of inflammatory

A

4-6 days

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8
Q

3 STAGE name

A

proliferative

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9
Q

3 stage activities

A

epithelialization, proliferation
granulation**
angiogenesis (new capillaries)
collagen synthesized to provide strength to wound bed

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10
Q

proliferative onset

A

1-4 days

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11
Q

proliferative duration

A

14-21 days

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12
Q

4 STAGE name

A

maturation

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13
Q

maturation activities

A

collagen remodeled to become stronger and provide tensile strength to wound
outer appearance in noncomplicated wounds is a well healed scar

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14
Q

maturation onset

A

14-21 days

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15
Q

maturation duration

A

up to 2 years to stabilize in appearance

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16
Q

primary intention

A

sutures/wound closures used to approximate edges (surgical incision); but doesnt have to have sutures (ie paper cuts); well-approximated

17
Q

secondary intention

A

wound left open (ie pressure ulcer)

18
Q

tertiary intention

A

delayed primary closure

    • a contaminated wound, or in cases of edema++/inflammation, is left open and closed 3-5+ days later with staples/sutures
    • high infection risk, needs to be well-controlled and sterile environment
19
Q

granulation tissue

A

red
result of increasing amount of new blood vessels
considered healthy

20
Q

slough tissue

A

yellow

nonviable tissue and in some cases indicates infection

21
Q

eschar

A

black/brown
represents full thickness tissue destruction
necrotic tissue

22
Q

assessment acronym for wounds

23
Q

REEDA

A
Redness
Edema
Ecchymosis
Discharge
Approximation
24
Q

when to administer analgesic before wound care? PO?

A

30 minutes before

25
administer IM before wound care?
10-15 minutes
26
administer IV analgesic before wound care?
5 minutes before
27
sanguineous
aka hemorrhage | bright red, bloody, fresh bleeding
28
sanguineous seen when
small amount normal after surgery or tauma, +++ may mean hemorrhage
29
serosanguineous
blood-tinged yellow or pink (pale-red) | more watery than sanguineous
30
serosanguineous seen when
48-72 hrs after injury or trauma | ++ may mean dehiscence
31
serous
thin yellow clear, watery plasma
32
serous when
up to 1 week after injury or trauma | ++ may mean draining seroma (pocket like build-up of serous fluid post-op)
33
purulent
thin, cloudy, foul-smelling, thick if filled w dead cells, yellow/green/brown in colour indicated infection
34
catarrhal
thin, clear mucus (sputum but is grouped w exudate) | seen with URTI (expectorant)
35
SEPSIS 3 MAJOR WARNING SIGNS
tachycardia hypotension decreased urine output
36
evisceration
protrusion of internal organs through wound
37
incisional hernia
a weakness of incision line, may need repair later
38
fistula formation
wound grows into another surface during the healing process (a bridge/passage)