Chapter 7 pt.2 wound healing Flashcards

1
Q

what are some factors that promote wound healing

A
  • rest
  • blood supply
  • nutrition; proteins, amino acids, Vit.C, zinc, copper, iron
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2
Q

what are the phases of wound healing

A

Phase 1- ACUTE INFLAMMATORY REACTION
Phase 2- PROLIFERATION AND GRANULATION
Phase 3- SCAR MATURATION AND CONTRACTURE

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3
Q

what happens during the phase 1 wound healing? how long it lasts?

A
  • constriction of blood vessels
  • phagocytosis occurs, then scab forms
  • lasts 3-4 days
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4
Q

what happens during phase 2 wound healing? how long it lasts?

A

granulation tissue is formed, closure by contracture begins
- lasts 3-4 days to 2-3 weeks

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5
Q

what happens during phase 3 wound healing? how long does it last?

A

scar tissue things and becomes paler but stronger

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6
Q

what factors delay healing?

A
  • smoking
  • infection
  • stress
  • emotional disturbances
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7
Q

interventions of wound healing

A

s/s of swelling, hematoma, seroma, redness, tearing, separation of edges
- first 24hr incision is kept covered until wound edges seal

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8
Q

considerations for wound dressings?

A
  • surgeons change the first dressing
  • time and date dressings and outline drainage and give the timestamp
  • check every time VS taken for first 24 hrs, every 4 hour for next 24 hr, every 8hr afterwards
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9
Q

infection considerations of wound healing

A
  • can occur after any procedure, more common in accidental wounds, and infected wounds
  • postoperative infection develops 2-7 days after surgery
  • in infected take cultures, give abx, and wound care prn
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10
Q

what is dehiscence ?

A

when wound edges separate

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11
Q

what is evisceration?

A
  • wound edges separate
  • loops of bowel or organs fall out (not good)
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