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<article article-type="abstract" dtd-version="1.0" xml:lang="en" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:mml="http://www.w3.org/1998/Math/MathML">
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<journal-meta>
<journal-id journal-id-type="publisher-id">CC</journal-id>
<journal-id journal-id-type="nlm-ta">Cardiol Croat</journal-id>
<journal-title-group>
<journal-title>Cardiologia Croatica</journal-title>
<abbrev-journal-title abbrev-type="pubmed">Cardiol. Croat.</abbrev-journal-title>
</journal-title-group>
<issn pub-type="ppub">1848-543X</issn>
<issn pub-type="epub">1848-5448</issn>
<publisher><publisher-name>Croatian Cardiac Society</publisher-name></publisher>
</journal-meta>
<article-meta>
<article-id pub-id-type="publisher-id">CC 2026 21_1-2_28</article-id>
<article-id pub-id-type="doi">10.15836/ccar2026.28</article-id>
<article-categories><subj-group subj-group-type="heading"><subject>Extended Abstract</subject></subj-group>
<subj-group subj-group-type="subheading"><subject>Arrhythmias, electrostimulation and advanced ablations</subject></subj-group>
</article-categories>
<title-group>
<article-title>Short term results after pulmonary vein isolation with pulsed field ablation in patients with atrial fibrillation</article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author" corresp="yes"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-0493-3188</contrib-id><name><surname>Kati&#x0107;</surname><given-names>Zvonimir</given-names></name><xref ref-type="corresp" rid="cor1">*</xref></contrib>
<contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0002-0212-7924</contrib-id><name><surname>Mlinar</surname><given-names>Matija</given-names></name></contrib>
<contrib contrib-type="author"><contrib-id contrib-id-type="orcid">https://orcid.org/0000-0001-5202-4061</contrib-id><name><surname>Kardum</surname><given-names>Domagoj</given-names></name></contrib>
<aff id="aff1"><institution>University Hospital Centre Zagreb</institution>, <country country="hr">Croatia</country></aff>
</contrib-group>
<author-notes>
<corresp id="cor1"><label>*</label>ADDRESS FOR CORRESPONDENCE: Zvonimir Kati&#x0107;, Klini&#x010D;ki bolni&#x010D;ki centar Zagreb, Ki&#x0161;pati&#x0107;eva 12, HR-10000 Zagreb, Croatia. / Phone: +385-95-8637-199 / E-mail: <email xlink:href="katiczvone3@gmail.com">katiczvone3@gmail.com</email></corresp></author-notes>
<pub-date date-type="pub" publication-format="electronic"><month>12</month><year>2025</year></pub-date>
<pub-date date-type="pub" publication-format="print"><month>12</month><year>2025</year></pub-date>
<volume>21</volume>
<issue>1-2</issue>
<fpage>28</fpage>
<lpage>28</lpage>
<history>
<date date-type="received"><day>21</day><month>10</month><year>2025</year></date>
<date><day>14</day><month>11</month><year>2025</year></date>
</history>
<permissions>
<copyright-statement>Croatian Cardiac Society</copyright-statement>
<copyright-year>2025</copyright-year>
<copyright-holder>Croatian Cardiac Society</copyright-holder>
</permissions>
<kwd-group kwd-group-type="author"><title>KEYWORDS: </title><kwd>atrial fibrillation</kwd><kwd>ablation</kwd><kwd>pulmonary vein isolation</kwd></kwd-group>
</article-meta>
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<body>
<p>Atrial fibrillation (AF) is the most prevalent cardiac arrhythmia, significantly affecting healthcare services (<xref ref-type="bibr" rid="r1"><italic>1</italic></xref>). Pulmonary vein isolation (PVI) has emerged as the standard treatment for AF, with radiofrequency energy historically being the primary method employed. The second most common ablation technique has been cryoenergy, particularly using cryoballoon (CB) technology, which has demonstrated superiority over drug therapy in patients with paroxysmal atrial fibrillation (PAF) (<xref ref-type="bibr" rid="r2"><italic>2</italic></xref>). Lately new energy source for PVI emerged. Pulsed field ablation (PFA) became very popular as a single shot method which is cardioselective (all tissue around heart is safe from damage such as the phrenic nerve and esophagus). As a very experienced center with single shot PVI method since introduction of PFA we performed more than 250 procedures. In the mixed paroxysmal and persistent population, up to 73.8% of patients remained free of AF recurrence in the 5-year follow-up, when accounting for redo procedures and AADs. Only 2.4% of patients experienced major complications of the ablation procedure, none with permanent sequelae. Now we have only short term follow up for patients with AF after PFA but results are promising. From 115 patients treated with PFA only 8 had reccurence of AF 6 months from first procedure.</p>
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<ref-list>
<title>LITERATURE</title>
<ref id="r1"><label>1</label><mixed-citation publication-type="journal"><person-group person-group-type="author"><name><surname>Andrade</surname><given-names>JG</given-names></name><name><surname>Wazni</surname><given-names>OM</given-names></name><name><surname>Kuniss</surname><given-names>M</given-names></name><name><surname>Hawkins</surname><given-names>NM</given-names></name><name><surname>Deyell</surname><given-names>MW</given-names></name><name><surname>Chierchia</surname><given-names>GB</given-names></name><etal/></person-group> <article-title>Cryoballoon Ablation as Initial Treatment for Atrial Fibrillation: JACC State-of-the-Art Review.</article-title> <source>J Am Coll Cardiol</source>. <year>2021</year> August 31;<volume>78</volume>(<issue>9</issue>):<fpage>914</fpage>&#x2013;<lpage>30</lpage>. <pub-id pub-id-type="doi">10.1016/j.jacc.2021.06.038</pub-id><pub-id pub-id-type="pmid">34446164</pub-id></mixed-citation></ref>
<ref id="r2"><label>2</label><mixed-citation publication-type="journal"><person-group person-group-type="author"><name><surname>Kuniss</surname><given-names>M</given-names></name><name><surname>Pavlovic</surname><given-names>N</given-names></name><name><surname>Velagic</surname><given-names>V</given-names></name><name><surname>Hermida</surname><given-names>JS</given-names></name><name><surname>Healey</surname><given-names>S</given-names></name><name><surname>Arena</surname><given-names>G</given-names></name><etal/></person-group> <article-title>Cryo-FIRST Investigators. Cryoballoon ablation vs. antiarrhythmic drugs: first-line therapy for patients with paroxysmal atrial fibrillation.</article-title> <source>Europace</source>. <year>2021</year> July 18;<volume>23</volume>(<issue>7</issue>):<fpage>1033</fpage>&#x2013;<lpage>41</lpage>. <pub-id pub-id-type="doi">10.1093/europace/euab029</pub-id><pub-id pub-id-type="pmid">33728429</pub-id></mixed-citation></ref>
</ref-list>
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