{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,9,17]],"date-time":"2026-09-17T18:23:07Z","timestamp":1789669387627,"version":"4.0.1"},"reference-count":29,"publisher":"Elsevier BV","issue":"10","license":[{"start":{"date-parts":[[2021,10,1]],"date-time":"2021-10-01T00:00:00Z","timestamp":1633046400000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/tdm\/userlicense\/1.0\/"},{"start":{"date-parts":[[2022,10,1]],"date-time":"2022-10-01T00:00:00Z","timestamp":1664582400000},"content-version":"vor","delay-in-days":365,"URL":"http:\/\/www.elsevier.com\/open-access\/userlicense\/1.0\/"}],"content-domain":{"domain":["clinicalkey.fr","clinicalkey.jp","clinicalkey.com.au","clinicalkey.es","clinicalkey.com","elsevier.com","sciencedirect.com"],"crossmark-restriction":true},"short-container-title":["JACC: Clinical Electrophysiology"],"published-print":{"date-parts":[[2021,10]]},"DOI":"10.1016\/j.jacep.2021.06.001","type":"journal-article","created":{"date-parts":[[2021,8,25]],"date-time":"2021-08-25T17:59:35Z","timestamp":1629914375000},"page":"1274-1284","update-policy":"https:\/\/doi.org\/10.1016\/elsevier_cm_policy","source":"Crossref","is-referenced-by-count":11,"title":["Clinical and Electrophysiological Characteristics of Ventricular Tachycardias From the Basal Septum in Structural Heart Disease"],"prefix":"10.1016","volume":"7","author":[{"given":"Yasuhito","family":"Kotake","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Timothy","family":"Campbell","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Richard G.","family":"Bennett","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Samual","family":"Turnbull","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Kaimin","family":"Huang","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Neil","family":"Ross","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Ivana","family":"Trivic","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Kasun","family":"De Silva","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Ashwin","family":"Bhaskaran","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Saurabh","family":"Kumar","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"78","reference":[{"issue":"8","key":"10.1016\/j.jacep.2021.06.001_bib1","doi-asserted-by":"crossref","DOI":"10.1161\/CIRCEP.116.004357","article-title":"Multicenter experience with catheter ablation for ventricular tachycardia in lamin A\/C cardiomyopathy","volume":"9","author":"Kumar","year":"2016","journal-title":"Circ Arrhythm Electrophysiol"},{"key":"10.1016\/j.jacep.2021.06.001_bib2","doi-asserted-by":"crossref","first-page":"1169","DOI":"10.1016\/j.hrthm.2011.03.008","article-title":"Isolated septal substrate for ventricular tachycardia in nonischemic dilated cardiomyopathy: incidence, characterization, and implications","volume":"8","author":"Haqqani","year":"2011","journal-title":"Heart Rhythm"},{"issue":"5","key":"10.1016\/j.jacep.2021.06.001_bib3","doi-asserted-by":"crossref","first-page":"875","DOI":"10.1161\/CIRCEP.113.000537","article-title":"Contrast-enhanced MRI-derived scar patterns and associated ventricular tachycardias in nonischemic cardiomyopathy: implications for the ablation strategy","volume":"6","author":"Piers","year":"2013","journal-title":"Circ Arrhythm Electrophysiol"},{"issue":"3","key":"10.1016\/j.jacep.2021.06.001_bib4","doi-asserted-by":"crossref","first-page":"414","DOI":"10.1161\/CIRCEP.114.001568","article-title":"Catheter ablation of ventricular arrhythmia in nonischemic cardiomyopathy: anteroseptal versus inferolateral scar sub-types","volume":"7","author":"Oloriz","year":"2014","journal-title":"Circ Arrhythm Electrophysiol"},{"issue":"24","key":"10.1016\/j.jacep.2021.06.001_bib5","doi-asserted-by":"crossref","first-page":"2491","DOI":"10.1016\/j.jacc.2011.09.014","article-title":"Septal involvement in patients with post-infarction ventricular tachycardia: implications for mapping and radiofrequency ablation","volume":"58","author":"Yoshida","year":"2011","journal-title":"J\u00a0Am Coll Cardiol"},{"issue":"9","key":"10.1016\/j.jacep.2021.06.001_bib6","first-page":"1155","article-title":"Importance of the interventricular septum as part of the ventricular tachycardia substrate in nonischemic cardiomyopathy","volume":"4","author":"Liang","year":"2018","journal-title":"J\u00a0Am Coll Cardiol EP"},{"issue":"9","key":"10.1016\/j.jacep.2021.06.001_bib7","doi-asserted-by":"crossref","first-page":"1500","DOI":"10.1016\/j.hrthm.2020.04.028","article-title":"Acute and long-term results of bipolar radiofrequency catheter ablation of refractory ventricular arrhythmias of deep intramural origin","volume":"17","author":"Igarashi","year":"2020","journal-title":"Heart Rhythm"},{"issue":"2","key":"10.1016\/j.jacep.2021.06.001_bib8","doi-asserted-by":"crossref","first-page":"270","DOI":"10.1093\/eurheartj\/ehm342","article-title":"Classification of the cardiomyopathies: a position statement from the European Society of Cardiology Working Group on Myocardial and Pericardial Diseases","volume":"29","author":"Elliott","year":"2008","journal-title":"Eur Heart J"},{"key":"10.1016\/j.jacep.2021.06.001_bib9","doi-asserted-by":"crossref","first-page":"1305","DOI":"10.1016\/j.hrthm.2014.03.043","article-title":"HRS expert consensus statement on the diagnosis and management of arrhythmias associated with cardiac sarcoidosis","volume":"11","author":"Birnie","year":"2014","journal-title":"Heart Rhythm"},{"key":"10.1016\/j.jacep.2021.06.001_bib10","doi-asserted-by":"crossref","first-page":"806","DOI":"10.1093\/eurheartj\/ehq025","article-title":"Diagnosis of arrhythmogenic right ventricular cardiomyopathy\/dysplasia: proposed modification of the task force criteria","volume":"31","author":"Marcus","year":"2010","journal-title":"Eur Heart J"},{"issue":"1","key":"10.1016\/j.jacep.2021.06.001_bib11","doi-asserted-by":"crossref","first-page":"79","DOI":"10.1111\/jce.13346","article-title":"Right ventricular scar-related ventricular tachycardia in nonischemic cardiomyopathy: electrophysiological characteristics, mapping, and ablation of underlying heart disease","volume":"29","author":"Kumar","year":"2018","journal-title":"J\u00a0Cardiovasc Electrophysiol"},{"key":"10.1016\/j.jacep.2021.06.001_bib12","doi-asserted-by":"crossref","first-page":"539","DOI":"10.1161\/hc0402.102975","volume":"105","author":"Cerqueira","year":"2002","journal-title":"Circulation"},{"issue":"1","key":"10.1016\/j.jacep.2021.06.001_bib13","first-page":"56","article-title":"Focal ventricular tachycardias in structural heart disease: prevalence, characteristics, and clinical outcomes after catheter ablation","volume":"6","author":"Anderson","year":"2020","journal-title":"J\u00a0Am Coll Cardiol EP"},{"issue":"2","key":"10.1016\/j.jacep.2021.06.001_bib14","doi-asserted-by":"crossref","first-page":"474","DOI":"10.1111\/jce.14351","article-title":"Catheter ablation of ventricular arrhythmia guided by a high-density grid catheter","volume":"31","author":"Campbell","year":"2020","journal-title":"J\u00a0Cardiovasc Electrophysiol"},{"issue":"12","key":"10.1016\/j.jacep.2021.06.001_bib15","doi-asserted-by":"crossref","DOI":"10.1161\/CIRCEP.117.005005","article-title":"Significance of inducible nonsustained ventricular tachycardias after catheter ablation for ventricular tachycardia in ischemic cardiomyopathy","volume":"10","author":"Fujii","year":"2017","journal-title":"Circ Arrhythm Electrophysiol"},{"issue":"5","key":"10.1016\/j.jacep.2021.06.001_bib16","doi-asserted-by":"crossref","first-page":"668","DOI":"10.1016\/j.hrthm.2018.01.013","article-title":"Fast nonclinical ventricular tachycardia inducible after ablation in patients with structural heart disease: definition and clinical implications","volume":"15","author":"Watanabe","year":"2018","journal-title":"Heart Rhythm"},{"issue":"1","key":"10.1016\/j.jacep.2021.06.001_bib17","doi-asserted-by":"crossref","first-page":"87","DOI":"10.1161\/CIRCEP.114.002145","article-title":"Ventricular tachycardia in cardiac sarcoidosis: characterization of ventricular substrate and outcomes of catheter ablation","volume":"8","author":"Kumar","year":"2015","journal-title":"Circ Arrhythm Electrophysiol"},{"issue":"2","key":"10.1016\/j.jacep.2021.06.001_bib18","doi-asserted-by":"crossref","first-page":"189","DOI":"10.1016\/j.hrthm.2008.10.039","article-title":"Role of radiofrequency catheter ablation of ventricular tachycardia in cardiac sarcoidosis: report from a multicenter registry","volume":"6","author":"Jefic","year":"2009","journal-title":"Heart Rhythm"},{"key":"10.1016\/j.jacep.2021.06.001_bib19","first-page":"1850","article-title":"The value of the 12-lead electrocardiogram in localizing the scar in non-ischaemic cardiomyopathy","volume":"18","author":"Oloriz","year":"2016","journal-title":"Europace"},{"key":"10.1016\/j.jacep.2021.06.001_bib20","doi-asserted-by":"crossref","first-page":"1491","DOI":"10.1016\/j.hrthm.2018.06.013","article-title":"A\u00a0QRS axis-based algorithm to identify the origin of scar-related ventricular tachycardia in the 17-segment American Heart Association model","volume":"15","author":"Andreu","year":"2018","journal-title":"Heart Rhythm"},{"issue":"7","key":"10.1016\/j.jacep.2021.06.001_bib21","doi-asserted-by":"crossref","first-page":"825","DOI":"10.1111\/j.1540-8167.2009.01462.x","article-title":"Using the 12-lead ECG to localize the origin of atrial and ventricular tachycardias","volume":"20","author":"Haqqani","year":"2009","journal-title":"J\u00a0Cardiovasc Electrophysiol"},{"key":"10.1016\/j.jacep.2021.06.001_bib22","doi-asserted-by":"crossref","first-page":"1179","DOI":"10.1111\/jce.13287","article-title":"Inferior lead discordance in ventricular arrhythmias: a specific marker for certain arrhythmia locations","volume":"28","author":"Enriquez","year":"2017","journal-title":"J\u00a0Cardiovasc Electrophysiol"},{"key":"10.1016\/j.jacep.2021.06.001_bib23","doi-asserted-by":"crossref","first-page":"504","DOI":"10.1111\/jce.13183","article-title":"Outcomes of catheter ablation of idiopathic outflow tract ventricular arrhythmias with an R wave pattern break in lead V2: a distinct clinical entity","volume":"28","author":"Hayashi","year":"2017","journal-title":"J\u00a0Cardiovasc Electrophysiol"},{"key":"10.1016\/j.jacep.2021.06.001_bib24","doi-asserted-by":"crossref","first-page":"76","DOI":"10.1016\/j.hrthm.2010.09.088","article-title":"Endocardial unipolar voltage mapping to identify epicardial substrate in arrhythmogenic right ventricular cardiomyopathy\/dysplasia","volume":"8","author":"Polin","year":"2011","journal-title":"Heart Rhythm"},{"issue":"2","key":"10.1016\/j.jacep.2021.06.001_bib25","doi-asserted-by":"crossref","DOI":"10.1161\/CIRCEP.120.008887","article-title":"Periaortic ventricular tachycardias in nonischemic cardiomyopathy: substrate and electrocardiographic correlations","volume":"14","author":"Nakajima","year":"2021","journal-title":"Circ Arrhythm Electrophysiol"},{"key":"10.1016\/j.jacep.2021.06.001_bib26","first-page":"341","article-title":"Substrate mapping for ventricular tachycardia: assumptions and misconceptions","volume":"5","author":"Josephson","year":"2015","journal-title":"J\u00a0Am Coll Cardiol EP"},{"key":"10.1016\/j.jacep.2021.06.001_bib27","doi-asserted-by":"crossref","first-page":"1530","DOI":"10.1111\/jce.13739","article-title":"Epicardial ventricular tachycardia in ischemic cardiomyopathy: prevalence, electrophysiological characteristics, and long-term ablation outcomes","volume":"29","author":"Hayashi","year":"2018","journal-title":"J\u00a0Cardiovasc Electrophysiol"},{"key":"10.1016\/j.jacep.2021.06.001_bib28","doi-asserted-by":"crossref","first-page":"814","DOI":"10.1016\/j.hrthm.2018.02.007","article-title":"Image-based criteria to identify the presence of epicardial arrhythmogenic substrate in patients with transmural myocardial infarction","volume":"15","author":"Soto-Iglesias","year":"2018","journal-title":"Heart Rhythm"},{"issue":"9","key":"10.1016\/j.jacep.2021.06.001_bib29","first-page":"1103","article-title":"Prevalence and prognostic impact of pathogenic variants in patients with dilated cardiomyopathy referred for ventricular tachycardia ablation","volume":"6","author":"Ebert","year":"2020","journal-title":"J\u00a0Am Coll Cardiol EP"}],"updated-by":[{"DOI":"10.1016\/j.jacep.2021.11.001","type":"erratum","label":"Erratum","source":"publisher","updated":{"date-parts":[[2021,12,1]],"date-time":"2021-12-01T00:00:00Z","timestamp":1638316800000}}],"container-title":["JACC: Clinical Electrophysiology"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S2405500X2100520X?httpAccept=text\/xml","content-type":"text\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S2405500X2100520X?httpAccept=text\/plain","content-type":"text\/plain","content-version":"vor","intended-application":"text-mining"}],"deposited":{"date-parts":[[2022,10,2]],"date-time":"2022-10-02T04:21:33Z","timestamp":1664684493000},"score":1,"resource":{"primary":{"URL":"https:\/\/linkinghub.elsevier.com\/retrieve\/pii\/S2405500X2100520X"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2021,10]]},"references-count":29,"journal-issue":{"issue":"10","published-print":{"date-parts":[[2021,10]]}},"alternative-id":["S2405500X2100520X"],"URL":"https:\/\/doi.org\/10.1016\/j.jacep.2021.06.001","relation":{},"ISSN":["2405-500X"],"issn-type":[{"value":"2405-500X","type":"print"}],"subject":[],"published":{"date-parts":[[2021,10]]},"assertion":[{"value":"Elsevier","name":"publisher","label":"This article is maintained by"},{"value":"Clinical and Electrophysiological Characteristics of Ventricular Tachycardias From the Basal Septum in Structural Heart Disease","name":"articletitle","label":"Article Title"},{"value":"JACC: Clinical Electrophysiology","name":"journaltitle","label":"Journal Title"},{"value":"https:\/\/doi.org\/10.1016\/j.jacep.2021.06.001","name":"articlelink","label":"CrossRef DOI link to publisher maintained version"},{"value":"article","name":"content_type","label":"Content Type"},{"value":"Crown Copyright \u00a9 2021 Published by Elsevier on behalf of the American College of Cardiology Foundation.","name":"copyright","label":"Copyright"}]}}