{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,9,25]],"date-time":"2026-09-25T04:59:25Z","timestamp":1790312365524,"version":"4.1.0"},"reference-count":19,"publisher":"Wiley","issue":"5","license":[{"start":{"date-parts":[[2026,9,12]],"date-time":"2026-09-12T00:00:00Z","timestamp":1789171200000},"content-version":"vor","delay-in-days":11,"URL":"http:\/\/creativecommons.org\/licenses\/by\/4.0\/"},{"start":{"date-parts":[[2026,9,1]],"date-time":"2026-09-01T00:00:00Z","timestamp":1788220800000},"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":["Noninvasive Electrocardiol"],"published-print":{"date-parts":[[2026,9]]},"abstract":"<jats:title>ABSTRACT<\/jats:title>\n                  <jats:sec>\n                    <jats:title>Background<\/jats:title>\n                    <jats:p>Maskerading bundle branch block (MBBB) is a rare variant of standard bifascicular bundle branch block (SBBB), associated with poor prognosis and a higher need for pacemaker implantation. Most available data are limited to case reports and reviews.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Methods<\/jats:title>\n                    <jats:p>In this prospective cross\u2010sectional study, we evaluated 27 patients with MBBB (Group I) and 18 with SBBB (Group II), all undergoing echocardiography, 24\u2010h Holter monitoring, and invasive electrophysiological study (EPS) after recruitment.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>\n                      Group I patients had worse functional status (NYHA III\u2013IV), larger ventricular diameters, and lower ejection fraction. The HV interval was significantly longer in Group I (66.3\u2009\u00b1\u200918.3 vs. 52.9\u2009\u00b1\u20098.1\u2009ms;\n                      <jats:italic>p<\/jats:italic>\n                      \u2009=\u20090.006). Pacemaker implantation was required in 48% of Group I patients versus none in Group II (\n                      <jats:italic>p<\/jats:italic>\n                      \u2009=\u20090.001). Persistent atrial fibrillation was also more frequent in Group I (39.5% vs. 16.6%;\n                      <jats:italic>p<\/jats:italic>\n                      \u2009=\u20090.018).\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusion<\/jats:title>\n                    <jats:p>MBBB is associated with more severe myocardial and conduction system impairment compared to SBBB, supporting its role as a marker of worse prognosis.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1111\/anec.70235","type":"journal-article","created":{"date-parts":[[2026,9,12]],"date-time":"2026-09-12T07:31:47Z","timestamp":1789198307000},"update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":0,"title":["Maskerading Bundle Branch Block Versus Standard Bifascicular Block: A Prognostic Analysis Results Through Electrophysiological Study"],"prefix":"10.1111","volume":"31","author":[{"ORCID":"https:\/\/orcid.org\/0000-0003-3801-9201","authenticated-orcid":false,"given":"Afonso Luiz","family":"Tavares de Albuquerque","sequence":"first","affiliation":[{"name":"Division of Cardiology, Pronto Socorro Cardiol\u00f3gico de Pernambuco Prof. Luiz Tavares (PROCAPE) Universidade de Pernambuco (UPE)  Recife Brazil"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0009-0009-5450-0530","authenticated-orcid":false,"given":"Caroline de Paula","family":"Coutinho Vaz de Lira","sequence":"additional","affiliation":[{"name":"Division of Cardiology, Pronto Socorro Cardiol\u00f3gico de Pernambuco Prof. Luiz Tavares (PROCAPE) Universidade de Pernambuco (UPE)  Recife Brazil"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-4410-4568","authenticated-orcid":false,"given":"Jos\u00e9 Nilo","family":"de Carvalho Neto","sequence":"additional","affiliation":[{"name":"Division of Cardiology, Pronto Socorro Cardiol\u00f3gico de Pernambuco Prof. Luiz Tavares (PROCAPE) Universidade de Pernambuco (UPE)  Recife Brazil"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-0428-0305","authenticated-orcid":false,"given":"Rodrigo","family":"Rufino Pereira Silva","sequence":"additional","affiliation":[{"name":"Division of Cardiology, Pronto Socorro Cardiol\u00f3gico de Pernambuco Prof. Luiz Tavares (PROCAPE) Universidade de Pernambuco (UPE)  Recife Brazil"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-4299-1143","authenticated-orcid":false,"given":"Iremar","family":"Salviano de Macedo Neto","sequence":"additional","affiliation":[{"name":"Division of Cardiology, Pronto Socorro Cardiol\u00f3gico de Pernambuco Prof. Luiz Tavares (PROCAPE) Universidade de Pernambuco (UPE)  Recife Brazil"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-2662-1246","authenticated-orcid":false,"given":"D\u00e1rio Celestino Sobral","family":"Filho","sequence":"additional","affiliation":[{"name":"Division of Cardiology, Pronto Socorro Cardiol\u00f3gico de Pernambuco Prof. Luiz Tavares (PROCAPE) Universidade de Pernambuco (UPE)  Recife Brazil"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[2026,9,12]]},"reference":[{"key":"e_1_2_12_2_1","doi-asserted-by":"publisher","DOI":"10.1111\/j.1540\u20108159.1988.tb06267.x"},{"key":"e_1_2_12_3_1","doi-asserted-by":"publisher","DOI":"10.1161\/CIRCULATIONAHA.106.637389"},{"key":"e_1_2_12_4_1","doi-asserted-by":"publisher","DOI":"10.1016\/s0300\u20108932(97)73185\u20103"},{"key":"e_1_2_12_5_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.jccase.2013.04.005"},{"key":"e_1_2_12_6_1","doi-asserted-by":"publisher","DOI":"10.1111\/j.1540\u20108167.1989.tb01543.x"},{"key":"e_1_2_12_7_1","doi-asserted-by":"publisher","DOI":"10.5603\/KP.2014.0006"},{"key":"e_1_2_12_8_1","doi-asserted-by":"publisher","DOI":"10.1016\/s0033\u20100620(64)80002\u20105"},{"issue":"4","key":"e_1_2_12_9_1","first-page":"III3","article-title":"Consensus Statement of the Conference on the State of the Art of Electrophysiologic Testing in the Diagnosis and Treatment of Patients With Cardiac Arrhythmias","volume":"75","author":"Rahimtoola S. 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