ESCEuropean Heart Journal (2023)44,709-710European Society https://doiorg/10.1093/eurheart/ehac625of CardiologyGlobal SpotlightsChinese guidelines for percutaneous coronaryintervention in patients with left mainbifurcation diseaseYaling HanDepartment of Cardiology.General Hospital of Northern Theater Command,No.83 Wenhu Road,Shenyang,Liaoning.Province ChinaThe optimal strategy of revascularization for diseased coronary leftbifurcation lesions and unstable haemodynamics,performed by an ex-main (LM)artery has been a topic of interest in research for a longperienced multidisciplinary team (lla,C).time.Based on the exciting developments in engineering,materials,im-Intravascular imaging and physiologic assessment play a critical role inaging modalities,a new generation of medication,and stenting techni-stenting bifurcation and LM disease.Intravascular ultrasound(IVUS)ques,the Chinese Society of Cardiology(CSC)designed a writingassessment is recommended from lesion preparation,guiding device se-committee with members from three working groups(ie clinical re-lection,and assessing stent expansion (I,B).Minimal lumen areasearch,intravascular imaging,physiology,and interventional cardiology)>6.0 mm'measured by IVUS is indication for deferring LM percutan-and initialized the first guideline on percutaneous treatment for LM bi-eous coronary intervention(lla,B).Compared with IVUS,optical co-furcation lesions in China.herence tomography (OCT)has an increased resolution but weakBoth anatomic characteristics of LM and clinical variables are determi-penetration.For LM bifurcation stenting,OCT is used clinically and re-nants of clinical outcomes after stenting of the LM.The Medina classifica-commended (lla,B),because of quick scanning for acquisition of images,tion is a simple and easy-to-understand and use classification system tomore accurate analysis of plaque specificities,more accurate assess-report the percentage of true or false bifurcations.Definitionsandment of stent expansion,vascular injury,and complications.FractionalImpact of Complex Bifurcation Lesions on Clinical Outcomes Afterflow reserve is the gold standard of physiological assessment of myo-Percutaneous Coronary Intervention Using Drug-Eluting Stents differenti-cardial ischaemia and is recommended to guide LM bifurcation stentingate simple from complex bifurcation lesions and guide the selection ofto determine the treatment option for side branch(lla,B).stenting techniques(1,B).Using a combination of anatomical and clinicalDual antiplatelet therapy (DAPT)strategy aims to balance the risks of罗variables (ie New Risk Stratification ll or Synergy between PCI withbleeding and ischaemia.For any patients with LM bifurcation lesionsTaxus and Cardiac Surgery ll)to stratify patients,guide the stenting selec-undergoing DES implantation,the recommendation is aspirin with anytion,and predict clinical outcomes after LM stenting treatment is recom-one of the P2Y12 receptor inhibitors,so long as no contraindica
