{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,8,3]],"date-time":"2026-08-03T16:57:37Z","timestamp":1785776257004,"version":"3.56.0"},"reference-count":32,"publisher":"Wiley","issue":"2","license":[{"start":{"date-parts":[[2026,5,26]],"date-time":"2026-05-26T00:00:00Z","timestamp":1779753600000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"},{"start":{"date-parts":[[2026,5,26]],"date-time":"2026-05-26T00:00:00Z","timestamp":1779753600000},"content-version":"tdm","delay-in-days":0,"URL":"http:\/\/doi.wiley.com\/10.1002\/tdm_license_1.1"}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Cathet Cardio Intervent"],"published-print":{"date-parts":[[2026,8]]},"abstract":"<jats:title>ABSTRACT<\/jats:title>\n                  <jats:sec>\n                    <jats:title>Background<\/jats:title>\n                    <jats:p>To date, the clinical outcome of ostial stent implantation (OSI) in patients with ostial left circumflex artery (LCX) or left anterior descending artery (LAD) lesions has not been well established. This study sought to assess the cardiovascular outcomes of the ostial stent implantation (OSI) for the ostial LAD or LCX lesions under long\u2010term follow\u2010up.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Methods<\/jats:title>\n                    <jats:p>\n                      This large\u2010scale, multicenter (\n                      <jats:italic>n<\/jats:italic>\n                      \u2009=\u200913) observational, retrospective study included 839 patients (men: 619 [73.8%], mean age: 61.36\u2009\u00b1\u200911.93 years) who underwent PCI with OSI for ostial LAD or LCX lesions between 2014 and 2025. The primary outcome was major adverse cardiac events (MACE), including cardiac death, target lesion revascularisation, and target vessel myocardial infarction.\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>\n                      The study cohort was divided into two groups: ostial LAD (\n                      <jats:italic>n<\/jats:italic>\n                      \u2009=\u2009590) and ostial LCX (\n                      <jats:italic>n<\/jats:italic>\n                      \u2009=\u2009249) revascularized with OSI. SYNTAX scores and the utilization of intravascular imaging rates were similar in both groups. Total stent length (22.79\u2009\u00b1\u20097.37 vs. 24.60\u2009\u00b1\u20097.57\u2009mm,\n                      <jats:italic>p<\/jats:italic>\n                      \u2009=\u20090.001) was notably lower in the LCX group; however, the rate of bailout 2\u2010stent technique (6.4 vs. 2.7%,\n                      <jats:italic>p<\/jats:italic>\n                      \u2009=\u20090.010) was significantly higher in the LCX group than in the LAD group. The risk\u2010adjusted long\u2010term MACE (HR: 1.591,\n                      <jats:italic>p<\/jats:italic>\n                      \u2009=\u20090.010) significantly differed in individuals with left\u2010sided ostial lesions to revascularize with OSI. Additionally, diabetes mellitus, chronic kidney disease, intravascular imaging, reduced left ventricle ejection fraction, high SYNTAX score, statin usage, and total stent length were found to be independent predictors of MACE.\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusions<\/jats:title>\n                    <jats:p>This multicenter study demonstrates that the location of ostial stenosis in LCX was associated with a higher risk\u2010adjusted MACE rate at long\u2010term follow\u2010up.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1002\/ccd.70670","type":"journal-article","created":{"date-parts":[[2026,5,27]],"date-time":"2026-05-27T03:39:36Z","timestamp":1779853176000},"page":"426-436","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":0,"title":["PCI for Ostial Stenosis of Left Circumflex or Left Anterior Descending Artery"],"prefix":"10.1002","volume":"108","author":[{"given":"Ezgi G\u00fcltekin","family":"G\u00fcner","sequence":"first","affiliation":[{"name":"Department of Cardiology Istanbul Mehmet Akif Ersoy Thoracic and Cardiovascular Surgery Training and Research Hospital Istanbul T\u00fcrkiye"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0009-0008-1671-6181","authenticated-orcid":false,"given":"Ahmet","family":"G\u00fcner","sequence":"additional","affiliation":[{"name":"Department of Cardiology Istanbul Mehmet Akif Ersoy Thoracic and Cardiovascular Surgery Training and Research Hospital Istanbul T\u00fcrkiye"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Veysel Ozan","family":"Tan\u0131k","sequence":"additional","affiliation":[{"name":"Department of Cardiology Ankara Etlik City Hospital Ankara 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