Flashcards in Basic Plastic Surgery Deck (23)
causes of impaired would healing?
what is the critical point for number of bacteria in wounds?
when do you do delayed closure/ secondary intention healing?
human bite wounds
pressure sores superficial or deep?
can be very deeps
what is pressure sore?
impaired blood supply of patient's own body weight occluding vessels
best environment for wound healing?
types of wound dressings
what are alginates? what do they do?
seaweed derivative and absorbs wound exudates
what do hydrogels do?
maintains moist wound
negative pressure wound therapy useful how?
removes fluid from wound
what is a hypertrophic scar?
exaggerated normal response
STAYS within margins of original wound
what is a keloid scar?
extends beyong original wound
who gets more keloid scars? what body parts?
any part of body
silicone and steroids use in what kinds of scars?
where do you get hypertrophic scars more commonly?
central chest, back of shoulders, ears
what is a graft?
tissue transferred what relies on recipient site for nutrition
what is a flap?
tissue transferred that retains its own blood supply
advantage of full thickness skin graft?
split skin grafts need moisturizers, why?
no sweat glands
3 kinds of flaps
why use flap instead of graft?
not enough vascularisation
flaps only skin?
nope. can be muscle, bone, skin