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1. What is the purpose of a Z-plasty? A W-plasty? How is it done?
2. Define Limberg, Dufourmentel, Burow’s triangle,
Crane principle, transposition, interpolation, rotation flaps. (PRS
1986; 18:228)
3. Where do oxygen free radicals come from?
What do they do? How can we wipe them out?
4. What is the experimental evidence that imbibition,
inosculation, and ingrowth really exist?
5. How much does a skin graft contract?
What is primary vs. secondary contraction?
6. What are the common causes of skin graft
failure? (PRS 1979; 63:323)
7. Why do muscle flaps work on osteo, sternums,
infections, pressure sores, etc.? (PRS 1982; 70:1)
8. What is the mechanism of delay? When
should you do the second stage? (Annals PS 1996; 36:238)
9. Your flap looks dusky. How should you
use fluorescein? Should you use nifedipine, thorazine, hyperbaric
oxygen (HBO), topical nitroglycerin, pentoxifylline?
Answer...
10. What is the safe width-to-length ratio of
a flap?
Answer...
11. What effect does a muscle flap have on the
level of antibiotic obtained in a wound?
Answer...
12. Is a musculocutaneous flap better than a
fasciocutaneous flap? (PRS 1986; 77:785)
Answer...
13. You are doing a nasal bilobed flap under
local. Do you use lidocaine with epinephrine or plain? Why?
14. Review the Mathes-Nahai classification of
muscle flaps and the fasciocutaneous flap classification system.
15. Review methods for monitoring a flap; include
temperature dopplers, O2 saturations, pH’s, etc. What
is the best to use?
16. You harvest a skin graft and want to save
the leftover in the refrigerator. How do you do this? How long
is it good? How is allograft prepared?
17. What is dermal overgrafting? When
is it useful? What is relay transplantation, pinch grafting, and
microskin grafting?
18. If you transfer palm skin to the leg would
the leg sweat when the patient is nervous? Will it sweat at all?
Will it regain sensation? When will the sensory pattern be palm-like
or leg-like?
19. What is the best donor site dressing?
What is the cheapest? What is least painful?
20. What are prefabricated flaps?
23. Does hyperbaric oxygen (HBO) help failing
flaps?
24. Define angiosome, pantographic expansion,
Washio flap, Bakamjian flap, island flap.
25. Do dermal grafts to fill in glabellar wrinkles
work?
26. You graft a piece of ear cartilage into
a nasal tip, does it last? What happens to it?