PLASTIC SURGERY

Question 1

for ideal scar how should the incision run?

Answer 1

parallel to RSTL

Question 2

how should the incision be made for optimal healing and minimal scarring?

Answer 2

incision must be perpendicular to skin and not oblique

belly of blade should be used

Question 3

how are dog ears removed?

Answer 3

cut toward redundant skin and then pull and cut away excess

eliminate dead space

Question 4

what are the stages of skin graft healing?

Answer 4

plasmatic imbibition:24-48 hrs
inoculation and capillary
revascularization

Question 5

inhibition phase time?

Answer 5

24-48 hrs

Question 6

when does inoculation phase end?

Answer 6

5-7 days

Question 7

what is true about skin grafts?

Answer 7

resembles donor skin
more durable
less contracture
higher failure rate

Question 8

thinner the graft, the better or worse the take?

thicker the graft, the better or worse the function?

Answer 8

better

better

Question 9

what makes the graft fail?

Answer 9

movement
seroma
infection

Question 10

what does a whole skin graft entail?

qualities

Answer 10

epidermis + complete dermis

resembles donor skin
more durable
less contracture
higher failure rate

Question 11

what is a split skin graft?

qualities

Answer 11

epidermis + variable quantity of dermis

better healing rate
more contracture
donor site heals easier

Question 12

where to get a split skin graft?

Answer 12

thigh!!

Question 13

what closes linearly?

Answer 13

V to Y

Question 14

where can you not put a split skin graft?

Answer 14

bone, tendon

Question 15

what allows for easier closure when removing lesion?

Answer 15

make the ellipse 3x longer than wide

Question 16

angles determine the amount of lengthening, what is percent for the following angles?

30
45
60

Answer 16

25%
50%
75%

Question 17

about what structure is the first to hold down graft?

collagen
fibrin
hemoglobin

Answer 17

?

Question 18

what are the two types?

Answer 18

passive

active

Question 19

considerations when removing the drain?

Answer 19

when drainage stops or obstructed

72 hrs is max for keeping drain in place or infection

Question 20

what is the AO technique?

Answer 20

drill near
drill far
countersink
measure
tap 
screw

Question 21

lag screw goes in how?

Answer 21

perpendicular to fx site lagging plate