{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,4,8]],"date-time":"2026-04-08T17:01:14Z","timestamp":1775667674637,"version":"3.50.1"},"reference-count":10,"publisher":"Frontiers Media SA","license":[{"start":{"date-parts":[[2022,6,15]],"date-time":"2022-06-15T00:00:00Z","timestamp":1655251200000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0\/"}],"content-domain":{"domain":["frontiersin.org"],"crossmark-restriction":true},"short-container-title":["Front. Cardiovasc. Med."],"abstract":"<jats:p>A 74-year-old woman presented with incessant wide complex tachycardia that was refractory to cardioversions. Successful radiofrequency catheter ablation was performed on the left ventricular posteromedial papillary muscle. An inaudible steam pop has occurred during the procedure, but we confirmed that there were no complications during the procedure and short-term follow-up of echocardiography. Two months after the procedure, an asymptomatic pseudoaneurysm was identified at the ablation site that had not been observed in the short-term follow-up.<\/jats:p>","DOI":"10.3389\/fcvm.2022.887190","type":"journal-article","created":{"date-parts":[[2022,6,15]],"date-time":"2022-06-15T07:45:37Z","timestamp":1655279137000},"update-policy":"https:\/\/doi.org\/10.3389\/crossmark-policy","source":"Crossref","is-referenced-by-count":5,"title":["Case Report: Delayed Ventricular Pseudoaneurysm After Radiofrequency Ablation of Left Posteromedial Papillary Muscle Ventricular Tachycardia"],"prefix":"10.3389","volume":"9","author":[{"given":"Min","family":"Kim","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Yoon Jung","family":"Park","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Hee Tae","family":"Yu","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Tae-Hoon","family":"Kim","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Jae-Sun","family":"Uhm","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Boyoung","family":"Joung","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Hui-Nam","family":"Pak","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Moon-Hyoung","family":"Lee","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"1965","published-online":{"date-parts":[[2022,6,15]]},"reference":[{"key":"B1","doi-asserted-by":"publisher","first-page":"2773","DOI":"10.1161\/CIRCULATIONAHA.108.788604","article-title":"Irrigated radiofrequency catheter ablation guided by electroanatomic mapping for recurrent ventricular tachycardia after myocardial infarction: the multicenter thermocool ventricular tachycardia ablation trial.","volume":"118","author":"Stevenson","year":"2008","journal-title":"Circulation."},{"key":"B2","doi-asserted-by":"publisher","first-page":"660","DOI":"10.1161\/CIRCEP.111.963413","article-title":"Outcomes of cardiac perforation complicating catheter ablation of ventricular arrhythmias.","volume":"4","author":"Tokuda","year":"2011","journal-title":"Circ Arrhythm Electrophysiol."},{"key":"B3","doi-asserted-by":"publisher","first-page":"1411","DOI":"10.1016\/j.hrthm.2008.07.011","article-title":"Steam pops during irrigated radiofrequency ablation: feasibility of impedance monitoring for prevention.","volume":"5","author":"Seiler","year":"2008","journal-title":"Heart Rhythm."},{"key":"B4","doi-asserted-by":"publisher","first-page":"105","DOI":"10.4137\/CMC.S23863","article-title":"Giant left ventricular pseudoaneurysm and myocardial dissection as a complication of multiple ventricular tachycardia ablations in a patient with cardiac sarcoidosis.","volume":"9","author":"Koch","year":"2015","journal-title":"Clin Med Insights Cardiol."},{"key":"B5","doi-asserted-by":"publisher","first-page":"228","DOI":"10.1067\/mje.2001.108540","article-title":"Left ventricular pseudoaneurysm as a complication of electrophysiologic study.","volume":"14","author":"Gill","year":"2001","journal-title":"J Am Soc Echocardiogr."},{"key":"B6","doi-asserted-by":"crossref","first-page":"557","DOI":"10.1016\/S0735-1097(98)00290-3","article-title":"Left ventricular pseudoaneurysm.","volume":"32","author":"Frances","year":"1998","journal-title":"J Am Coll Cardiol."},{"key":"B7","doi-asserted-by":"crossref","first-page":"e780","DOI":"10.1161\/CIRCULATIONAHA.105.591008","article-title":"Images in cardiovascular medicine. 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