京都大学 · 医学
Ko Yamamoto教授の研究室は、心血管疾患、特に複雑な冠動脈疾患に対する介入的治療の最適化を目的としています。特にIVUSガイドドPCIやDAPT(二重抗血小板療法)の最適期間の特定に注力しており、臨床的アウトカムの改善と出血リスクの低減を両立する治療戦略の確立を目指しています。近年の臨床試験(OPTIVUS-Complex PCI、STOPDAPT-2など)の結果を基盤に、個別化医療に向けたエビデンスを提供しています。
Figures are computed from collected data and may differ slightly.
URL: https://www.clinicaltrials.gov; Unique identifier: NCT02619760.
Contemporary PCI practice conducted in the OPTIVUS-Complex PCI study multivessel cohort was associated with a significantly lower MACCE rate than the predefined PCI performance goal, and with a numerically lower MACCE rate than the predefined CABG performance goal at 1 year.
The effects of 1-month DAPT relative to 12-month DAPT were consistent regardless of HBR and complex PCI. The absolute benefit of 1-month DAPT over 12-month DAPT in reducing major bleeding was numerically greater in patients with HBR than in those without HBR. Complex PCI might not be an appropriate determinant for DAPT durations after PCI. (Short and Optimal Duration of Dual Antiplatelet Therapy After Everolimus-Eluting Cobalt-Chromium Stent-2 [STOPDAPT-2], NCT02619760; Short and Optimal Duratio
Compared with transfemoral PCI, transradial PCI was associated with lower risk for 30-day major bleeding and mortality in HBR but not non-HBR patients.
IVUS-guided PCI targeting the OPTIVUS criteria combined with contemporary clinical practice was associated with superior clinical outcomes at 1 year compared with not only the historical PCI control, but also the historical CABG control.
In contemporary IVUS-guided PCI practice, the 1-year incidence of TLR was very low. MSA, but not other stent expansion criteria, had univariate association with TLR. Independent risk factors of TLR were calcified lesions and small proximal reference lumen area, although the findings should be interpreted with caution due to small number of TLR events, limited lesion complexity, and short duration of follow-up.
The adoption of short DAPT duration was still low in this trial conducted after the release of the STOPDAPT-2 trial results. The 1-year incidence of cardiovascular events was not different between the shorter and longer DAPT groups, suggesting no apparent benefit of prolonged DAPT in reducing cardiovascular events even in patients who undergo multivessel PCI.
Background Heart failure might be an important determinant in choosing coronary revascularization modalities. There was no previous study evaluating the effect of heart failure on long-term clinical outcomes after percutaneous coronary intervention (PCI) relative to coronary artery bypass grafting (CABG). Methods and Results Among 14 867 consecutive patients undergoing first coronary revascularization with PCI or isolated CABG between January 2011 and December 2013 in the CREDO-Kyoto PCI/CABG re
In a real-world population of patients undergoing PCI, approximately 90% were on ≥5 medications. Increasing number of medications was associated with a higher adjusted risk for major bleeding, but not ischemic events.
PPIs were associated with a lower risk of UGIB and a neutral risk of ischemic events regardless of high-risk subgroup.
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