{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,8,19]],"date-time":"2026-08-19T19:30:50Z","timestamp":1787167850886,"version":"build-2736575974"},"reference-count":24,"publisher":"Wiley","issue":"3","license":[{"start":{"date-parts":[[2023,1,22]],"date-time":"2023-01-22T00:00:00Z","timestamp":1674345600000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by-nc-nd\/4.0\/"}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Cardiovasc electrophysiol"],"published-print":{"date-parts":[[2023,3]]},"abstract":"<jats:title>Abstract<\/jats:title>\n                  <jats:sec>\n                    <jats:title>Introduction<\/jats:title>\n                    <jats:p>Endocardial pace mapping (PM) can identify conducting channels for ventricular tachycardia (VT) circuits in patients with structural heart disease (SHD). Recent findings show the temporal and spatial pattern of PM may aid identification of the surface harboring VT isthmii. The specific correlation of PM patterns to scar topography has not been examined.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Objective<\/jats:title>\n                    <jats:p>To correlate the pattern of endocardial PMs to underlying scar topography in SHD patients with VT.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Methods<\/jats:title>\n                    <jats:p>Data from patients undergoing VT ablation from August 2018 to February 2022 were reviewed.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>\n                      Sixty\u2010three patients with SHD\u2010related VT (mean age 65\u2009\u00b1\u200914 years) with 83 endocardial PM correlation maps were analysed. Two main correlation patterns were identified, an \u201cabrupt\u2010change correlation pattern (AC\u2010pattern)\u201d and \u201ccentrifugal\u2010attenuation correlation pattern (CA\u2010pattern).\u201d AC\u2010pattern had lower scar ratio (unipolar\/bipolar % scar area; 1.1 vs. 1.5,\n                      <jats:italic>p<\/jats:italic>\n                      \u2009&lt;\u2009.001), had longer maximal stimulus\u2010QRS intervals (97.5 vs. 68\u2009ms,\n                      <jats:italic>p<\/jats:italic>\n                      \u2009=\u2009.002), and higher likelihood of endocardial dominant scar (11\/21 [52%] vs. 3\/38 [8%],\n                      <jats:italic>p<\/jats:italic>\n                      \u2009&lt;\u2009.001) than CA\u2010pattern seen on intracardiac echocardiography (ICE). In contrast, CA\u2010pattern was more likely to have epicardial dominant scar or mid\u2010intramural scar on ICE (epicardial dominant scar; CA\u2010pattern: 12\/38 [32%] vs. AC\u2010pattern: 1\/21 [5%],\n                      <jats:italic>p<\/jats:italic>\n                      \u2009=\u2009.02, mid\u2010intramural scar; CA\u2010pattern: 15\/38 [39%] vs. AC\u2010pattern: 1\/21 [5%],\n                      <jats:italic>p<\/jats:italic>\n                      \u2009=\u2009.005).\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusions<\/jats:title>\n                    <jats:p>The spatial pattern of endocardial PM in SHD\u2010related VT directly correlates with scar topography. AC\u2010pattern is associated with endocardial dominant scar on ICE with lower scar ratio and longer stimulus\u2010QRS intervals, whereas CA\u2010pattern is strongly associated with epicardial dominant or mid\u2010intramural scar with higher scar ratio and shorter stimulus\u2010QRS intervals.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1111\/jce.15811","type":"journal-article","created":{"date-parts":[[2023,1,14]],"date-time":"2023-01-14T15:10:00Z","timestamp":1673709000000},"page":"638-649","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":7,"title":["Correlation of spatial patterns of endocardial pace mapping to underlying scar topography in patients with scar\u2010related ventricular tachycardia"],"prefix":"10.1111","volume":"34","author":[{"ORCID":"https:\/\/orcid.org\/0000-0003-4690-8885","authenticated-orcid":false,"given":"Yasuhito","family":"Kotake","sequence":"first","affiliation":[{"name":"Department of Cardiology Westmead Hospital Westmead New South Wales Australia"},{"name":"Department of Cardiology, Westmead Applied Research Center University of Sydney  New South Wales Sydney Australia"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-9823-3993","authenticated-orcid":false,"given":"Richard","family":"Bennett","sequence":"additional","affiliation":[{"name":"Department of Cardiology Westmead Hospital Westmead New South Wales Australia"},{"name":"Department of Cardiology, Westmead Applied Research Center University of Sydney  New South Wales Sydney Australia"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Kasun De","family":"Silva","sequence":"additional","affiliation":[{"name":"Department of Cardiology Westmead Hospital Westmead New South Wales Australia"},{"name":"Department of Cardiology, Westmead Applied Research Center University of Sydney  New South Wales Sydney Australia"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Ashwin","family":"Bhaskaran","sequence":"additional","affiliation":[{"name":"Department of Cardiology Westmead Hospital Westmead New South Wales Australia"},{"name":"Department of Cardiology, Westmead Applied Research Center University of Sydney  New South Wales Sydney Australia"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Juliana","family":"Kanawati","sequence":"additional","affiliation":[{"name":"Department of Cardiology Westmead Hospital Westmead New South Wales Australia"},{"name":"Department of Cardiology, Westmead Applied Research Center University of Sydney  New South Wales Sydney Australia"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Samual","family":"Turnbull","sequence":"additional","affiliation":[{"name":"Department of Cardiology Westmead Hospital Westmead New South Wales Australia"},{"name":"Department of Cardiology, Westmead Applied Research Center University of Sydney  New South Wales Sydney Australia"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Julia","family":"Zhou","sequence":"additional","affiliation":[{"name":"Department of Cardiology Westmead Hospital Westmead New South Wales Australia"},{"name":"Department of Cardiology, Westmead Applied Research Center University of Sydney  New South Wales Sydney Australia"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Saurabh","family":"Kumar","sequence":"additional","affiliation":[{"name":"Department of Cardiology Westmead Hospital Westmead New South Wales Australia"},{"name":"Department of Cardiology, Westmead Applied Research Center University of Sydney  New South Wales Sydney Australia"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-4793-7741","authenticated-orcid":false,"given":"Timothy","family":"Campbell","sequence":"additional","affiliation":[{"name":"Department of Cardiology Westmead Hospital Westmead 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