en عمومى General پژوهشي Research Article <span style="font-size:12pt"><span style="line-height:16.0pt"><span style="font-family:&quot;Times New Roman&quot;,serif"><b><i><span style="font-size:9.0pt">Background & Aims</span></i></b><b><span style="font-size:9.0pt">: </span></b><span style="font-size:9.0pt">Atrial fibrillation (AF) is one of the most common cardiac arrhythmias and is classified as tachyarrhythmias. The purpose is to establish a correct and accurate patient diagnosis based on priorities and control, and to give importance to the timely and complete treatment of the disease, as well as the control and treatment of AF and related diseases as a leading factor in preventing heart failure. </span></span></span></span><br> <span style="font-size:12pt"><span style="line-height:16.0pt"><span style="font-family:&quot;Times New Roman&quot;,serif"><b><i><span style="font-size:9.0pt">Materials & Methods</span></i></b><b><span style="font-size:9.0pt">:</span></b> <span style="font-size:9.0pt">In this cross-sectional descriptive study, 300 patients diagnosed with AF and hospitalized in the cardiac department of Taleghani Hospital between 2003 and 2004 were included. Ultimately, the collected data were analyzed using SPSS version 12 software.</span></span></span></span><br> <span style="font-size:12pt"><span style="line-height:16.0pt"><span style="font-family:&quot;Times New Roman&quot;,serif"><b><i><span style="font-size:9.0pt">Results</span></i></b><b><span style="font-size:9.0pt">:</span></b> <span style="font-size:9.0pt">The average age of the patients in this study was 62.66 &plusmn; 11.2 years. Of the 300 AF patients studied, 162 (54%) were female and 138 (46%) were male. Among the patients, 95 (31%) had heart failure, of whom 31 (32.63%) had HTN, 27 (28.42%) had IHD, 9 (9.47%) had VHD, 4 (4.21%) had CMP, 2 (2.1%) had COPD, and 1 (1.05%) had thyrotoxicosis.</span></span></span></span><br> <span style="font-size:12pt"><span style="line-height:16.0pt"><span style="font-family:&quot;Times New Roman&quot;,serif"><b><i><span style="font-size:9.0pt">Conclusion</span></i></b><b><span style="font-size:9.0pt">: </span></b><span style="font-size:9.0pt">According to this study&#39;s findings, several areas should be considered for these patients, including diagnosis, disease control, identifying the background of the disease, preventing complications, and ensuring regular follow-up.</span></span></span></span> Atrial fibrillation, Cardiac arrhythmias, Hospital 348 357 http://hsm.umsu.ac.ir/browse.php?a_code=A-10-283-1&slc_lang=en&sid=1 Rasul Mohammadi rasulmohammadi6464@gmail.com 10031947532846003090 10031947532846003090 No M.D, Urmia University of Medical Sciences, Urmia, Iran Alireza Rostamzadeh rasulmohammadi64@gmail.com 10031947532846003089 10031947532846003089 Yes Associate Professor, Department of Cardiology, Urmia University of Medical Sciences, Urmia, Iran Kamal Khadem Vatan rasulmohammadi@gmail.com 10031947532846003091 10031947532846003091 No Professor of Cardiology Department, Urmia University of Medical Sciences, Urmia, Iran Zahra Yekta vahidalinejad64@yahoo.com 10031947532846003092 10031947532846003092 No M.D, Urmia University of Medical Sciences, Urmia, Iran