{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,8,2]],"date-time":"2025-08-02T18:54:27Z","timestamp":1754160867467,"version":"3.41.2"},"reference-count":16,"publisher":"Wiley","issue":"4","license":[{"start":{"date-parts":[[2025,5,29]],"date-time":"2025-05-29T00:00:00Z","timestamp":1748476800000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by\/4.0\/"}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Noninvasive Electrocardiol"],"published-print":{"date-parts":[[2025,7]]},"abstract":"<jats:title>ABSTRACT<\/jats:title><jats:sec><jats:title>Background<\/jats:title><jats:p>Ablation of the cavo\u2010tricuspid isthmus (CTI) is the standard treatment for typical atrial flutter. High\u2010power strategies have been described to improve lesion efficacy and durability.<\/jats:p><\/jats:sec><jats:sec><jats:title>Objective<\/jats:title><jats:p>To compare the acute success, safety, and long\u2010term outcomes of two strategies of high\u2010power CTI ablation using 8\u2010mm gold\u2010tip nonirrigated and 4\u2010mm irrigated\u2010tip catheters.<\/jats:p><\/jats:sec><jats:sec><jats:title>Methods<\/jats:title><jats:p>This single\u2010center prospective cohort study included 253 patients who underwent CTI ablation. Patients were treated with either an 8\u2010mm gold\u2010tip nonirrigated catheter (60\u2009W, \u2265\u200930\u2009s) or a 4\u2010mm irrigated catheter (45\u2009W, \u2265\u200930\u2009s). Procedural outcomes, safety, and long\u2010term follow\u2010up data were assessed.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>Using a propensity score matching, 180 patients were yielded with a 1:1 ratio. Acute bidirectional CTI block was achieved in 97.8% of the 4\u2010mm group and 97.8% of the 8\u2010mm group (<jats:italic>p<\/jats:italic>\u2009=\u20091.000). No major complications were reported. During a median follow\u2010up of 27.7\u2009\u00b1\u200920.1\u2009months, freedom from atrial arrhythmia was 93.3% in both groups (log rank <jats:italic>p<\/jats:italic> value 0.935). No significant differences were observed in atrial fibrillation incidence, pacemaker implantation, or cardiovascular mortality between the groups.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusion<\/jats:title><jats:p>High\u2010power CTI ablation with both 8\u2010mm gold\u2010tip nonirrigated and 4\u2010mm irrigated catheters is highly effective and safe, providing durable outcomes over long\u2010term follow\u2010up.<\/jats:p><\/jats:sec>","DOI":"10.1111\/anec.70089","type":"journal-article","created":{"date-parts":[[2025,5,30]],"date-time":"2025-05-30T02:45:07Z","timestamp":1748573107000},"update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":0,"title":["Comparison of Two High\u2010Power Ablation Strategies for Typical Atrial Flutter: Acute and Long\u2010Term Outcome"],"prefix":"10.1111","volume":"30","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-0537-9262","authenticated-orcid":false,"given":"Wael","family":"Zaher","sequence":"first","affiliation":[{"name":"Department of Cardiology Centre Hospitalier EpiCURA  Hornu Belgium"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Lorenzo","family":"Marcon","sequence":"additional","affiliation":[{"name":"Department of Cardiology Centre Hospitalier EpiCURA  Hornu Belgium"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Klaus\u2010Richard","family":"Ebinger","sequence":"additional","affiliation":[{"name":"Department of Cardiology Centre Hospitalier EpiCURA  Hornu Belgium"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Antonio","family":"Sorgente","sequence":"additional","affiliation":[{"name":"Department of Cardiology Centre Hospitalier EpiCURA  Hornu Belgium"}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"311","published-online":{"date-parts":[[2025,5,29]]},"reference":[{"key":"e_1_2_10_2_1","doi-asserted-by":"publisher","DOI":"10.1093\/eurheartj\/ehz467"},{"key":"e_1_2_10_3_1","doi-asserted-by":"publisher","DOI":"10.1111\/j.1540\u20108159.2005.00231.x"},{"key":"e_1_2_10_4_1","doi-asserted-by":"publisher","DOI":"10.1080\/14017431.2017.1304570"},{"key":"e_1_2_10_5_1","doi-asserted-by":"publisher","DOI":"10.1002\/joa3.12069"},{"key":"e_1_2_10_6_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.hroo.2020.09.002"},{"key":"e_1_2_10_7_1","doi-asserted-by":"publisher","DOI":"10.1111\/j.1540-8167.2011.02045.x"},{"key":"e_1_2_10_8_1","first-page":"283","article-title":"Ablation of Typical Atrial Flutter: A Prospective Study of Cooled\u2010Tip Versus 8\u2010mm\u2010Tip Catheters","volume":"62","author":"Iori M.","year":"2014","journal-title":"Minerva Cardioangiologica"},{"key":"e_1_2_10_9_1","doi-asserted-by":"publisher","DOI":"10.1161\/01.CIR.101.7.772"},{"key":"e_1_2_10_10_1","doi-asserted-by":"publisher","DOI":"10.1111\/pace.14019"},{"key":"e_1_2_10_11_1","doi-asserted-by":"publisher","DOI":"10.1093\/europace\/euq339"},{"key":"e_1_2_10_12_1","doi-asserted-by":"publisher","DOI":"10.1111\/ijcp.13732"},{"key":"e_1_2_10_13_1","doi-asserted-by":"publisher","DOI":"10.1111\/j.1540-8167.2007.00861.x"},{"key":"e_1_2_10_14_1","doi-asserted-by":"publisher","DOI":"10.1007\/s10840-022-01197-x"},{"key":"e_1_2_10_15_1","doi-asserted-by":"publisher","DOI":"10.1046\/j.1540-8167.2002.00980.x"},{"key":"e_1_2_10_16_1","doi-asserted-by":"publisher","DOI":"10.1161\/01.CIR.100.7.768"},{"key":"e_1_2_10_17_1","doi-asserted-by":"publisher","DOI":"10.1002\/joa3.12443"}],"container-title":["Annals of Noninvasive Electrocardiology"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/onlinelibrary.wiley.com\/doi\/pdf\/10.1111\/anec.70089","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2025,7,28]],"date-time":"2025-07-28T05:08:43Z","timestamp":1753679323000},"score":1,"resource":{"primary":{"URL":"https:\/\/onlinelibrary.wiley.com\/doi\/10.1111\/anec.70089"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2025,5,29]]},"references-count":16,"journal-issue":{"issue":"4","published-print":{"date-parts":[[2025,7]]}},"alternative-id":["10.1111\/anec.70089"],"URL":"https:\/\/doi.org\/10.1111\/anec.70089","archive":["Portico"],"relation":{},"ISSN":["1082-720X","1542-474X"],"issn-type":[{"type":"print","value":"1082-720X"},{"type":"electronic","value":"1542-474X"}],"subject":[],"published":{"date-parts":[[2025,5,29]]},"assertion":[{"value":"2025-01-27","order":0,"name":"received","label":"Received","group":{"name":"publication_history","label":"Publication History"}},{"value":"2025-04-30","order":2,"name":"accepted","label":"Accepted","group":{"name":"publication_history","label":"Publication History"}},{"value":"2025-05-29","order":3,"name":"published","label":"Published","group":{"name":"publication_history","label":"Publication History"}}],"article-number":"e70089"}}