1. A Model Presentation: Pectus Excavatum
So pay close attention!

2. What is it?: --define, who “gets it”, its distribution
Pectus Excavatum (PE)
most common chest
wall deformity
sternal displacement
can happen to anyone more common in white
men

3. Anatomical Problems What’s wrong with how it’s put together
Costal cartilage
misshappen,
which does not
allow sternum to
rest flush with
anterior ribs
2 types

4. Additional Anatomic Indicators: other stuff that comes with it

6. Physiological Problems: What’s wrong with how the system works
Respiratory reserve Mitral valve
MMV SV/CO
Test                             Preoperative               Postoperative
VC (L)                         2.66 [+ or -] .39           4.38 [+ or -] .27
[FEV.sub.1] (L/s)         2.62 [+ or -] .35           3.40 [+ or -] .23
MVV (L/min)               [+ or -] 3.8         [+ or -] 4.18

7. Get Ready!

8. How is it fixed?
Ravitch Technique (1940’s)

9. Nuss Technique (1987)

10. Results: What happens after it’s fixed
Pre-op Post-op
5% Chance of relapse

11. Anything Else Interesting?
This human condition is shared with one other animal group: