When is a heart patient considered eligible for a midcab of the lad?

Complex question: Many factors need 2 b considered b 4 having a bypass to the LAD. R u having symptoms, is there nuclear or echo evidence (with a form of stress test) of insufficient blood flo,how much heart muscle is at risk,has medication controlled symptoms, is angioplasty not feasible, and is Ur anatomy suitable 4 surgery?U need to discuss all these issues with Ur doc so you can then make an informed decision.