Cardiothoracics

Question 1

indications for CABG

Answer 1

> 50% left main
70% triple vessel
70% prox LAD plus another major vessel

Question 2

Bare metal stents vs. Drug eluding?

Answer 2

drug eluding better

Question 3

which vessels used in CABG? best to worst

Answer 3

left internal thoracic/mammary artery
right internal thoracic/mammary
radial artery
right gastroepiploic artery

saphenous vein (50% occluded at 10 years)

Question 4

when use off-pump CABG?

Answer 4

calcified aorta, poor LVEF, severe PVD,COPD, Renal failure, older sicker patients

Question 5

survival re: off pump vs. on pump CABG?

Answer 5

nil difference