{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,7,11]],"date-time":"2026-07-11T19:34:33Z","timestamp":1783798473108,"version":"3.55.0"},"reference-count":12,"publisher":"Wiley","issue":"3","license":[{"start":{"date-parts":[[2026,1,16]],"date-time":"2026-01-16T00:00:00Z","timestamp":1768521600000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by\/4.0\/"},{"start":{"date-parts":[[2026,1,16]],"date-time":"2026-01-16T00:00:00Z","timestamp":1768521600000},"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":["Cardiovasc electrophysiol"],"published-print":{"date-parts":[[2026,3]]},"abstract":"<jats:title>ABSTRACT<\/jats:title>\n                  <jats:sec>\n                    <jats:title>Introduction<\/jats:title>\n                    <jats:p>No reports on atrial leadless pacing have been demonstrated in patients with the Fontan palliation. We present the case of a patient with a Lateral tunnel Fontan palliation with leadless pacing system for symptomatic bradycardia in the setting of sinus node dysfunction.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Methods<\/jats:title>\n                    <jats:p>After internal review board approval, a retrospective case review was performed with follow\u2010up of atrial leadless pacing in a patient with a Lateral tunnel Fontan.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>A 32\u2010year\u2010old male with a medical history of tricuspid atresia status post: Blalock\u2010Taussig Shunt (BT) shunt, Glenn procedure, and Fontan surgery at 5 years of age presented with persistent atrial flutter and a history of symptomatic heart failure in the setting sick sinus syndrome with a dual chamber epicardial pacemaker procedure. After ablation of his intra\u2010atrial re\u2010entrant tachycardia he continued with symptomatic bradycardia in the setting of epicardial lead fracture.<\/jats:p>\n                    <jats:p>Implant values demonstrated an atrial threshold of 1 Volts (V) at 0.4\u2009ms (ms), impedance at 820\u2009ohms and sensing at &lt;\u20091\u2009mV. He was programmed AAIR (VVIR) 80\u2013130\u2009bpm, rate response of 2\/7, and discharged on apixaban 5\u2009mg twice a day. Follow\u2010up at 4 months demonstrated no intracardiac thrombus, 98% atrial pacing, threshold of 0.75\u2009V@0.15\u2009ms, impedance of 590\u2009ohms, and R\u2010wave of 2.5\u2009mV. The estimated device longevity was 17.2 years.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusion<\/jats:title>\n                    <jats:p>Atrial leadless pacing is feasible in the lateral tunnel Fontan. Larger patient population data sets are needed to assess safety of this type of pacing long\u2010term.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1111\/jce.70215","type":"journal-article","created":{"date-parts":[[2026,1,16]],"date-time":"2026-01-16T10:55:36Z","timestamp":1768560936000},"page":"539-543","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":1,"title":["First Report on Atrial Leadless Pacing in a Lateral Tunnel Fontan Patient"],"prefix":"10.1111","volume":"37","author":[{"given":"Daniel","family":"Cortez","sequence":"first","affiliation":[{"name":"Department of Pediatric Cardiology University of California at Davis Sacramento California USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Omar Abu","family":"Anza","sequence":"additional","affiliation":[{"name":"Department of Pediatric Cardiology University of California at Davis Sacramento California USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Mohammad","family":"Alnoor","sequence":"additional","affiliation":[{"name":"Department of Pediatric Cardiology University of California at Davis Sacramento California USA"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[2026,1,16]]},"reference":[{"key":"e_1_2_6_2_1","doi-asserted-by":"publisher","DOI":"10.1136\/thx.26.3.240"},{"key":"e_1_2_6_3_1","doi-asserted-by":"publisher","DOI":"10.12688\/f1000research.13792.1"},{"key":"e_1_2_6_4_1","doi-asserted-by":"publisher","DOI":"10.1161\/CIR.0000000000000696"},{"key":"e_1_2_6_5_1","doi-asserted-by":"publisher","DOI":"10.1161\/CIR.0000000000000696"},{"key":"e_1_2_6_6_1","doi-asserted-by":"publisher","DOI":"10.1067\/mtc.2000.109708"},{"key":"e_1_2_6_7_1","doi-asserted-by":"publisher","DOI":"10.1111\/jce.15285"},{"key":"e_1_2_6_8_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.hrthm.2021.06.1191"},{"key":"e_1_2_6_9_1","doi-asserted-by":"publisher","DOI":"10.1111\/jce.16072"},{"key":"e_1_2_6_10_1","doi-asserted-by":"publisher","DOI":"10.1161\/JAHA.123.031836"},{"key":"e_1_2_6_11_1","doi-asserted-by":"publisher","DOI":"10.1093\/ehjcr\/ytaf146"},{"key":"e_1_2_6_12_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.bioactmat.2023.06.014"},{"key":"e_1_2_6_13_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.hrthm.2020.03.019"}],"container-title":["Journal of Cardiovascular Electrophysiology"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/onlinelibrary.wiley.com\/doi\/pdf\/10.1111\/jce.70215","content-type":"application\/pdf","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/onlinelibrary.wiley.com\/doi\/full-xml\/10.1111\/jce.70215","content-type":"application\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/onlinelibrary.wiley.com\/doi\/pdf\/10.1111\/jce.70215","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2026,4,29]],"date-time":"2026-04-29T11:13:39Z","timestamp":1777461219000},"score":1,"resource":{"primary":{"URL":"https:\/\/onlinelibrary.wiley.com\/doi\/10.1111\/jce.70215"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2026,1,16]]},"references-count":12,"journal-issue":{"issue":"3","published-print":{"date-parts":[[2026,3]]}},"alternative-id":["10.1111\/jce.70215"],"URL":"https:\/\/doi.org\/10.1111\/jce.70215","archive":["Portico"],"relation":{},"ISSN":["1045-3873","1540-8167"],"issn-type":[{"value":"1045-3873","type":"print"},{"value":"1540-8167","type":"electronic"}],"subject":[],"published":{"date-parts":[[2026,1,16]]},"assertion":[{"value":"2025-05-03","order":0,"name":"received","label":"Received","group":{"name":"publication_history","label":"Publication History"}},{"value":"2025-11-28","order":2,"name":"accepted","label":"Accepted","group":{"name":"publication_history","label":"Publication History"}},{"value":"2026-01-16","order":3,"name":"published","label":"Published","group":{"name":"publication_history","label":"Publication History"}}]}}