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ANTEGRADE/RETROGRADE LEFT MAIN ARTERY STENTING. Ricardo Vicuna, MD Paul Silverman, MD Bruce Abramowitz, MD. Antegrade/Retrograde LM stenting : History. 55 year old man with worsening angina despite maximal medical therapy PMHx HTN, hyperlipidemia
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ANTEGRADE/RETROGRADE LEFT MAIN ARTERY STENTING Ricardo Vicuna, MD Paul Silverman, MD Bruce Abramowitz, MD
Antegrade/Retrograde LM stenting : History • 55 year old man with worsening angina despite maximal medical therapy • PMHx HTN, hyperlipidemia • Emergent CABG 4 months prior to current admission • Grafts LIMA-LAD • SVG-PDA • SVG-Diagonal
Antegrade/Retrograde LM stenting: Case Presentation No LM ostium
Antegrade/Retrograde LM stenting: Case Presentation Retrograde wire into LM and Ao
Antegrade/Retrograde LM stenting: Case Presentation
Antegrade/Retrograde LM stenting: Case Presentation Antegrade/Retrograde Wires into LM
Antegrade/Retrograde LM stenting: Case Presentation Final Result
Antegrade/Retrograde LM stenting: Take Home Points • Retrograde determination of the origin of LM CTO can be achieved with a guidewire if the standard antegrade approach proves to be unsuccessful • Antegrade recanalization of the LM CTO can then be attempted after confirmation of the intraluminal location of the two guidewires