Basic Plastic Surgery Flashcards Preview

Jason's MD2 ED/Amb Rotation > Basic Plastic Surgery > Flashcards

Flashcards in Basic Plastic Surgery Deck (23):
1

causes of impaired would healing?

arterial insufficiency
venous insufficiency
pressure
infection
diabetes
nutritional
radiation
drugs: steroids
smoking

2

what is the critical point for number of bacteria in wounds?

3

when do you do delayed closure/ secondary intention healing?

human bite wounds

4

pressure sores superficial or deep?

can be very deeps

5

what is pressure sore?

impaired blood supply of patient's own body weight occluding vessels

6

best environment for wound healing?

clean
warm
moist

7

types of wound dressings

dry
alginates
hydrogels
silver
vaccum dressing

8

what are alginates? what do they do?

seaweed derivative and absorbs wound exudates

9

what do hydrogels do?

maintains moist wound

10

negative pressure wound therapy useful how?

angiogenesis
removes fluid from wound

11

what is a hypertrophic scar?

exaggerated normal response
STAYS within margins of original wound

12

what is a keloid scar?

extends beyong original wound

13

who gets more keloid scars? what body parts?

african
asians
any part of body

14

silicone and steroids use in what kinds of scars?

hypertrophic

15

where do you get hypertrophic scars more commonly?

central chest, back of shoulders, ears

16

what is a graft?

tissue transferred what relies on recipient site for nutrition

17

what is a flap?

tissue transferred that retains its own blood supply

18

advantage of full thickness skin graft?

less contractions
better aesthetics

19

split skin grafts need moisturizers, why?

no sweat glands

20

3 kinds of flaps

local
regional
free flaps

21

why use flap instead of graft?

not enough vascularisation
better appearance

22

flaps only skin?

nope. can be muscle, bone, skin

23

Goals of wound management

early healing
avoid infection
minimize scarring