Presentation CTO 2023 "If You Go Back it Won't be Black" Retrograde PCI of Totally Occluded Left Main, LCX and RCA and Antegrade PCI of Totally Occluded LAD in a Young Male Patient With Prior CABG Presented With Vein Graft Failure, Totally Occluded LAD Immediately After LIMA… Presenter: Tarek Rashid February 23, 2023