{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,1,13]],"date-time":"2026-01-13T02:55:53Z","timestamp":1768272953382,"version":"3.49.0"},"reference-count":17,"publisher":"Wiley","issue":"5","license":[{"start":{"date-parts":[[2020,9,1]],"date-time":"2020-09-01T00:00:00Z","timestamp":1598918400000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Cathet Cardio Intervent"],"published-print":{"date-parts":[[2021,4]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:sec><jats:title>Objective<\/jats:title><jats:p>To evaluate the prognostic significance of culprit lesion location in dominant right coronary artery (RCA) ST\u2010elevation myocardial infarction (STEMI).<\/jats:p><\/jats:sec><jats:sec><jats:title>Background<\/jats:title><jats:p>In RCA STEMI, proximal culprit lesions have been shown to have higher rates of acute complications such as bradycardia and cardiogenic shock (CS) but data on mortality is limited.<\/jats:p><\/jats:sec><jats:sec><jats:title>Methods<\/jats:title><jats:p>We retrospectively identified and analyzed data from consecutive patients with a dominant RCA STEMI who underwent either primary or rescue percutaneous coronary intervention (PCI) between January 2003 and December 2016. We compared the rates of sustained ventricular tachycardia (VT), CS, intra\u2010aortic balloon pump (IABP), temporary cardiac pacing (TCP) and death between culprit lesions located proximal and distal to the origin of the last right ventricular (RV) marginal artery &gt;1\u2009mm in diameter.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>The 939 patients were included; 599 (63.7%) had a proximal lesion and 340 (36.3%) had a nonproximal lesion. The 801 (85.3%) underwent primary PCI and 138 (14.7%) underwent rescue PCI. There was no difference in first medical contact to balloon or fibrinolysis times between the groups; <jats:italic>p<\/jats:italic> = .98 and .71. There was no significant difference in the rate of sustained VT (3.0%vs. 3.2%, <jats:italic>p<\/jats:italic> = .85) but proximal lesions were more likely to develop CS (10.9%vs. 5.8%, <jats:italic>p<\/jats:italic> = .01), require IABP (7.3%vs.2.9%, <jats:italic>p<\/jats:italic>\u2009&lt;\u2009.01) and TCP (6.3%vs. 2.6%, <jats:italic>p<\/jats:italic> = .01). Thirty\u2010day mortality was higher for proximal lesions (5.0%vs. 0.9%, <jats:italic>p<\/jats:italic>\u2009&lt;\u2009.01) particularly for those with CS (35.3%vs. 10.0%, <jats:italic>p<\/jats:italic> = .05).<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusion<\/jats:title><jats:p>Culprit lesions located proximal to the origin of the last RV marginal artery had a higher rate of acute complications such as CS and mortality.<\/jats:p><\/jats:sec>","DOI":"10.1002\/ccd.29245","type":"journal-article","created":{"date-parts":[[2020,9,1]],"date-time":"2020-09-01T20:02:10Z","timestamp":1598990530000},"update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":3,"title":["Comparing the clinical and prognostic impact of proximal versus nonproximal lesions in dominant right coronary artery ST\u2010elevation myocardial infarction"],"prefix":"10.1002","volume":"97","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-7144-7040","authenticated-orcid":false,"given":"Giuseppe","family":"Femia","sequence":"first","affiliation":[{"name":"Department of Cardiology Liverpool Hospital  Liverpool New South Wales Australia"},{"name":"Faculty of Medicine and Health, Sydney Medical School The University of Sydney  Sydney Australia"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Amir","family":"Faour","sequence":"additional","affiliation":[{"name":"Department of Cardiology Liverpool Hospital  Liverpool New South Wales Australia"},{"name":"South Western Sydney Clinical School University of New South Wales Medicine  Liverpool New South Wales Australia"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Joseph","family":"Assad","sequence":"additional","affiliation":[{"name":"Department of Cardiology Liverpool Hospital  Liverpool New South Wales Australia"},{"name":"South Western Sydney 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Australia"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Patrick","family":"Pender","sequence":"additional","affiliation":[{"name":"Department of Cardiology Liverpool Hospital  Liverpool New South Wales Australia"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Dominic","family":"Leung","sequence":"additional","affiliation":[{"name":"Department of Cardiology Liverpool Hospital  Liverpool New South Wales Australia"},{"name":"South Western Sydney Clinical School University of New South Wales Medicine  Liverpool New South Wales Australia"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Andrew","family":"Hopkins","sequence":"additional","affiliation":[{"name":"Department of Cardiology Liverpool Hospital  Liverpool New South Wales Australia"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Rohan","family":"Rajaratnam","sequence":"additional","affiliation":[{"name":"Department of Cardiology Liverpool Hospital  Liverpool New 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Australia"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-9460-2621","authenticated-orcid":false,"given":"John","family":"K French","sequence":"additional","affiliation":[{"name":"Department of Cardiology Liverpool Hospital  Liverpool New South Wales Australia"},{"name":"South Western Sydney Clinical School University of New South Wales Medicine  Liverpool New South Wales Australia"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Sidney","family":"Lo","sequence":"additional","affiliation":[{"name":"Department of Cardiology Liverpool Hospital  Liverpool New South Wales 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