{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,5,14]],"date-time":"2025-05-14T01:49:07Z","timestamp":1747187347630,"version":"3.40.5"},"reference-count":24,"publisher":"Wiley","issue":"7","license":[{"start":{"date-parts":[[2020,5,29]],"date-time":"2020-05-29T00:00:00Z","timestamp":1590710400000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Pacing Clinical Electrophis"],"published-print":{"date-parts":[[2020,7]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:sec><jats:title>Background<\/jats:title><jats:p>During ablation for atrial fibrillation (AF), energy delivery toward the left atrial posterior wall may cause esophageal injury (EI). Ablation index (AI) was introduced to estimate ablation lesion size, however, the impact of AI technology on the risk of EI has not been explored.<\/jats:p><\/jats:sec><jats:sec><jats:title>Method<\/jats:title><jats:p>From March 2019 to December 2019, 60 patients with paroxysmal AF undergoing first\u2010time ablation were prospectively enrolled. The first 30 consecutive patients were ablated with the AI target value of 400 (AI\u2010400 group), and the later 30 consecutive patients were ablated with the AI target value of 350 at the posterior wall (AI\u2010350 group). Endoscopic ultrasonography was used to evaluate EI postablation. EI was classified as a category 1 (erythema or erosion) or a category 2 (hematoma or ulceration).<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>Compared with the AI\u2010400 group (59.9 \u00b1 8.4 years; male, 60%), the AI\u2010350 group (59.1 \u00b1 9.9 years; male, 50%) had a lower incidence of EI (3.3%\u00a0vs 26.7%, <jats:italic>P<\/jats:italic>\u00a0=\u00a0.03). There was no significant difference in the percentage of first\u2010pass PVI between the AI\u2010400 group and the AI\u2010350 group (left PVI: 80%\u00a0vs 73.4%, <jats:italic>P<\/jats:italic>\u00a0=\u00a0.54; right PVI: 80%\u00a0vs 60%, <jats:italic>P<\/jats:italic>\u00a0=\u00a0.1). Neither ablation time nor fluoroscopy time was significantly different between the AI\u2010400 group and the AI\u2010350 group.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusions<\/jats:title><jats:p>AF ablation guide by AI target value of 350 may reduce esophageal thermal injury and has a similar efficiency on the acute success rate of first\u2010pass PVI compared with an AI target value of 400 at the posterior wall.<\/jats:p><\/jats:sec>","DOI":"10.1111\/pace.13941","type":"journal-article","created":{"date-parts":[[2020,5,18]],"date-time":"2020-05-18T03:53:50Z","timestamp":1589774030000},"page":"633-639","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":4,"title":["Risk of esophageal thermal injury during catheter ablation for atrial fibrillation guided by different ablation index"],"prefix":"10.1111","volume":"43","author":[{"given":"Zu\u2010Wen","family":"Zhang","sequence":"first","affiliation":[{"name":"Department of Cardiology, Sir Run Run Shaw Hospital Zhejiang University School of Medicine  Hangzhou China"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Pei","family":"Zhang","sequence":"additional","affiliation":[{"name":"Department of Cardiology, Sir Run Run Shaw Hospital Zhejiang University School of Medicine  Hangzhou China"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-1698-2286","authenticated-orcid":false,"given":"Ru\u2010Hong","family":"Jiang","sequence":"additional","affiliation":[{"name":"Department of Cardiology, Sir Run Run Shaw Hospital Zhejiang University School of Medicine  Hangzhou China"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Qiang","family":"Liu","sequence":"additional","affiliation":[{"name":"Department of Cardiology, Sir Run Run Shaw Hospital Zhejiang University School of Medicine  Hangzhou 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