{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,2,14]],"date-time":"2026-02-14T02:55:02Z","timestamp":1771037702346,"version":"3.50.1"},"reference-count":30,"publisher":"Wiley","issue":"4","license":[{"start":{"date-parts":[[2018,3,5]],"date-time":"2018-03-05T00:00:00Z","timestamp":1520208000000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Noninvasive Electrocardiol"],"published-print":{"date-parts":[[2018,7]]},"abstract":"<jats:sec><jats:title>Background<\/jats:title><jats:p>Atrial fibrillation (<jats:styled-content style=\"fixed-case\">AF<\/jats:styled-content>) as the most rhythm disturbance in patients with rheumatic mitral stenosis (<jats:styled-content style=\"fixed-case\">MS<\/jats:styled-content>), is classified in to coarse and fine subtypes according to the height of fibrillatory wave amplitude. The aim of this study is to identify the factors associated with the presence of fine versus coarse morphology in patients with rheumatic <jats:styled-content style=\"fixed-case\">MS<\/jats:styled-content>.<\/jats:p><\/jats:sec><jats:sec><jats:title>Methods<\/jats:title><jats:p>In this cross\u2010sectional study, patients with confirmed diagnosis of severe rheumatic <jats:styled-content style=\"fixed-case\">MS<\/jats:styled-content> admitted between March 2013 and March 2017 were screened. Patients were categorized to sinus rhythm (<jats:styled-content style=\"fixed-case\">SR<\/jats:styled-content>) and <jats:styled-content style=\"fixed-case\">AF<\/jats:styled-content> rhythm (coarse and fine subtypes) groups according to the admission electrocardiogram. The association between various clinical and echocardiographic factors and the development of fine versus coarse <jats:styled-content style=\"fixed-case\">AF<\/jats:styled-content> were examined.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>Among 754 patients with the diagnosis of rheumatic <jats:styled-content style=\"fixed-case\">MS<\/jats:styled-content>, 288 (198 female) were found to have <jats:styled-content style=\"fixed-case\">AF<\/jats:styled-content> (38%). Among them 206 (71.5%), and 82 (28.5%) patients had fine and coarse morphology respectively. Patient in these two groups were quite similar in terms of echocardiographic parameters and comorbidities. However, patients with fine morphology <jats:styled-content style=\"fixed-case\">AF<\/jats:styled-content> were significantly older. (<jats:italic>p<\/jats:italic>\u2010Value=.007).<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusion<\/jats:title><jats:p>Coarse morphology of <jats:styled-content style=\"fixed-case\">AF<\/jats:styled-content> is common in patients with rheumatic <jats:styled-content style=\"fixed-case\">MS<\/jats:styled-content>. While echocardiographic or most clinical parameters do not seem to associate with the occurrence of coarse or fine morphology, age seems to be the only independent factor correlated with the presence of fine subtype of <jats:styled-content style=\"fixed-case\">AF<\/jats:styled-content> in this population.<\/jats:p><\/jats:sec>","DOI":"10.1111\/anec.12540","type":"journal-article","created":{"date-parts":[[2018,3,5]],"date-time":"2018-03-05T11:04:54Z","timestamp":1520247894000},"source":"Crossref","is-referenced-by-count":7,"title":["Fine versus coarse atrial fibrillation in rheumatic mitral stenosis: The impact of aging and the clinical significance"],"prefix":"10.1111","volume":"23","author":[{"given":"Leili","family":"Pourafkari","sequence":"first","affiliation":[{"name":"Cardiovascular Research Center Tabriz University of Medical Sciences  Tabriz Iran"},{"name":"Department of Anesthesiology University at Buffalo  Buffalo NY USA"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Aidin","family":"Baghbani\u2010Oskouei","sequence":"additional","affiliation":[{"name":"Shahid Beheshti Univeristy of Medical Sciences  Tehran Iran"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Naser","family":"Aslanabadi","sequence":"additional","affiliation":[{"name":"Cardiovascular Research Center Tabriz University of Medical Sciences  Tabriz Iran"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Arezou","family":"Tajlil","sequence":"additional","affiliation":[{"name":"Cardiovascular Research Center Tabriz University of Medical Sciences  Tabriz Iran"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Samad","family":"Ghaffari","sequence":"additional","affiliation":[{"name":"Cardiovascular Research Center Tabriz University of Medical Sciences  Tabriz Iran"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Ali Mosavi","family":"Sadigh","sequence":"additional","affiliation":[{"name":"Faculty of Medicine, Tabriz Branch Islamic Azad University  Tabriz Iran"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Safa","family":"Savadi\u2010Oskouei","sequence":"additional","affiliation":[{"name":"Cardiovascular Research Center Tabriz University of Medical Sciences  Tabriz Iran"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Elgar","family":"Enamzadeh","sequence":"additional","affiliation":[{"name":"Cardiovascular Research Center Tabriz University of Medical Sciences  Tabriz Iran"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Raziyeh","family":"Parizad","sequence":"additional","affiliation":[{"name":"Cardiovascular Research Center Tabriz University of Medical Sciences  Tabriz Iran"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Nader D","family":"Nader","sequence":"additional","affiliation":[{"name":"Department of Anesthesiology University at Buffalo  Buffalo NY USA"}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"311","published-online":{"date-parts":[[2018,3,5]]},"reference":[{"key":"e_1_2_6_2_1","doi-asserted-by":"publisher","DOI":"10.1016\/S0008-6363(02)00258-4"},{"key":"e_1_2_6_3_1","doi-asserted-by":"publisher","DOI":"10.1016\/0022-0736(88)90099-4"},{"key":"e_1_2_6_4_1","doi-asserted-by":"publisher","DOI":"10.7326\/0003-4819-69-1-13"},{"key":"e_1_2_6_5_1","doi-asserted-by":"publisher","DOI":"10.1002\/clc.4960190406"},{"key":"e_1_2_6_6_1","doi-asserted-by":"publisher","DOI":"10.1093\/europace\/eum125"},{"key":"e_1_2_6_7_1","doi-asserted-by":"publisher","DOI":"10.1111\/anec.12041"},{"key":"e_1_2_6_8_1","doi-asserted-by":"publisher","DOI":"10.1111\/j.1540-8159.2006.00386.x"},{"key":"e_1_2_6_9_1","first-page":"105","article-title":"Arrhythmias in the natural history of mitral stenosis","volume":"47","author":"Horstkotte D.","year":"1992","journal-title":"Acta Cardiologica"},{"key":"e_1_2_6_10_1","doi-asserted-by":"publisher","DOI":"10.1016\/S0002-9149(77)80209-9"},{"key":"e_1_2_6_11_1","first-page":"643","article-title":"Rheumatic fever & rheumatic heart disease: The last 50\u00a0years","volume":"137","author":"Kumar R. 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