
Leung Calvin
@drcleung
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Interventional Cardiologist. complex PCI & CTO, Cardiogenic Shock @QueenElizabethHospital @Hong Kong
Hong Kong
Joined March 2022
RCA #CTO #HDR Pilot200→#HDR→non tip XT→#HDR→sionblack Careful analysis of #stains observed during #HDR and passive injection is critically important. @realarainmd @cto_chip_japan @DaitaroK @calcbreaker @UmihikoKaneko @SKuramitsu0511 @tadano98 @rotamonster @OpolskiMP
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Grateful to present this angio3D wiring in #EUROACTOS meeting this year, and good to hear many interested that email me for the ppt. See this video showing how to rotate fluoroscopy to find the overlap view quickly! https://t.co/gBKrlsoFhE
@KambisMashayek1 @realarainmd
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3D Wiring Demystified. Or, I think I get it! Thanks to the links and diagrams sent or suggested by @Laserrman and @evandrofilhobr, and the videos by @CtoDemon and Sensei Okamura, I think I get it! I should also credit @DrPravinKGoel and @drcleung for their well written
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Grateful to join the CTO Club in Nagoya, Japan, and participate in the APCTO club live case session. An incredible experience learning from CTO experts around the world!
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@drcleung @MichaelChiangCS An improved way for minimal stent protrusion in doing bifurcation stenting- Real-time IVUS guided minimal crush (IM-CRUSH) - 7F guide compatible (Altaview, Terumo ) -only minimal SB stent protrusion, subsequent delivery of crush balloon is smooth
🆕 in Early View: Real-Time IVUS-Guided Minimal CRUSH for Bifurcation Stenting: The IM-CRUSH Technique ▶️ https://t.co/dPGqFOSM2M
@RonnieCB_Ho @drcleung @DLBHATTMD #cardioTwitter #cardioX #cardiology #interventionalcardiology
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🆕 in Early View: Real-Time IVUS-Guided Minimal CRUSH for Bifurcation Stenting: The IM-CRUSH Technique ▶️ https://t.co/dPGqFOSM2M
@RonnieCB_Ho @drcleung @DLBHATTMD #cardioTwitter #cardioX #cardiology #interventionalcardiology
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This year I am late in #my_4_slides on my most important takeaways from #CTO2025 Lots of great stuff and I will start with the intriguing #CTO #PCI techniques I will try in 2025. 1-HDR presentation by @realarainmd He explains it perfectly, his cases on X are enjoyable. In a
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More protocol driven best practices with Impella linked to better CS survival. Timely support is key. #AHAJournals @drcleung
https://t.co/xMMJ7La5Su
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Delighted to share our Concise Summary on management of Calcified Coronary Artery disease using Contemporary Calcium Modification Devices. Nicely Summarized by Dr @Jakeyeungyk
https://t.co/Fk6NLlkzTb
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Excited to share the first outcomes of #CardiogenicShock treated with #Impella in Hong Kong! Discover how protocol-driven best practices are linked to improved survival. https://t.co/6mMD9DXjQi On behalf of the QEH cardiac team. Grateful to Dr. Michael Lee, @BillONeillMD, Dr
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Online first @JACCJournals Double kissing shockwave lithotripsy - a novel approach to tackle calcified aortic coarctation https://t.co/5usmYrYamM
#coarctation #IVL #Shockwave #kissingshockwave
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"Rotation Overlap Method" for #3Dwiring in #CTO •No need orthogonal projections, use parallax instead for wire shaft-target relationship •Single wire movement with fluoroscopic endpoint •Simple decision for clockwise vs counter-clock https://t.co/gBKrlsoFhE
@JACCJournals
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case of LCX #CTO, antegrade approach see how #3Dwiring by the 'rotation overlap method' can be utilized for distal cap puncture without orthogonal projections see more in @JACCJournals @RonnieCB_Ho @ivanwongm12
https://t.co/gBKrlso7s6
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Using fluoroscopic view with wire shaft-target overlapping, tip centralization will precisely direct the wire tip to target with a single wire rotation. how to quickly find the overlap view? see more: https://t.co/gBKrlsoFhE
@JACCJournals @RonnieCB_Ho @ivanwongm12
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given any 2 fluoroscopic projections(< 180° apart ,regardless of axial or oblique to vessel) - the 'rotation overlap rule' determines wire shaft(WS) and target(TG) AP relationship in the view the WS-TG appear closer. #3Dwiring @JACCJournals @RonnieCB_Ho @ivanwongm12
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