en قلب و عروق Cardialogy گزارش مورد Case Report <ul> <li style="text-align: justify;">Arrhythmia is one of the most common cardiovascular complications during anesthesia. Its occurrence has been reported in 70% of patients undergoing general anesthesia for various surgical procedures. Premature ventricular complex usually follows a benign course and shows a good response to medical therapy. In this study, a case was reported that did not respond to the usual treatment of ventricular tachycardia and frequent premature ventricular complex.</li> </ul> Ventricular Premature Complexes, Tonsillectomy, Flecainide, Arrhythmia 131 134 http://jsurgery.bums.ac.ir/browse.php?a_code=A-10-57-3&slc_lang=en&sid=1 Mahmood Hosseinzadeh Maleki mahmoodhosseinzadeh@yahoo.com 10031947532846007096 10031947532846007096 No Associated Professor, Department of Cardiac Surgery, Imam Reza Hospital, Mashhad University of Medical Sciences, Mashhad, Iran Mohsen Yaghoobi n.m.yaghubi@gmail.com 10031947532846007097 10031947532846007097 No Department of Extra-Corporeal Circulation, Razavi Hospital, Imam Reza International University of Medical Sciences, Mashhad, Iran Feisal Rahimpour rahimpourf1@mms.ac.ir 10031947532846007098 10031947532846007098 Yes Pediatric Cardiologist, Imam Reza Hospital, Mashhad University of Medical Sciences, Mashhad, Iran