Yazar "Çay, Serkan" için listeleme
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Association of neutrophil/lymphocyte ratio with plaque morphology in patients with asymptomatic intermediate carotid artery stenosis
Yüksel, İsa Öner; Köklü, Erkan; Arslan, Şakir; Çağırcı, Göksel; Göksü Özaydın, Eylem; Koç, Pınar; Çay, Serkan; Kızılırmak, Filiz (Korean Soc Cardiology, 2016)Background and Objectives: Non-calcified carotid plaques are more unstable than calcified plaques; and they are associated with a higher risk of rupture, thromboembolism, and consequently, stroke. The purpose of the present ... -
Atrial tachycardia with cycle length alternans
Korkmaz, Ahmet; Özeke, Özcan; Çay, Serkan; Özcan, Fırat; Kara, Meryem; Özcan Çetin, Elif Hande; Beton, Nur; Aksoy, Atik; Sarıbaş, Halenur; Merovci, İdriz; Demirhan, Can; Aras, Dursun (MediaSphere Medical LLC, 2023)Tachycardia-induced tachycardia, or so-called double tachycardia, appears to be a relatively rare condition. The underlying mechanism for stable beat-to-beat cycle length variability (alternans) in atrial tachycardia has ... -
Cardiac magnetic resonance-guided conducting channel delineation of an aneurysmal ventricular tachycardia with the same circuit in the reverse direction
Kara, Meryem; Işıksalan Özbülbül, Nilgün; Özcan Çetin, Hande Elif; Korkmaz, Ahmet; Özeke, Özcan; Çay, Serkan; Özcan, Fırat; Topaloğlu, Serkan; Aras, Dursun (Turkish Society of Cardiology, 2023)A 54-year-old male patient with remote inferior wall myocardial infarction with inferoseptal left ventricular (LV) aneurysm (Figure 1A, Video 1) was referred for ablation of hemodynamically tolerated ventricular tachycardia ... -
Change in atrial activation patterns during narrow complex tachycardia: What is the mechanism?
Hidayet, Şiho; Korkmaz, Ahmet; Turan, Turhan; Tunçez, Abdullah; Kara, Meryem; Özcan Çetin, Elif Hande; Özeke, Özcan; Çay, Serkan; Özcan, Fırat; Aras, Dursun; Topaloğlu, Serkan (MediaSphere Medical LLC, 2022)A change in the coronary sinus (CS) activation pattern from an eccentric to a concentric pattern during the ablation of an orthodromic reciprocating tachycardia might falsely suggest the presence of a second (septal) ... -
Convergent double coronary sinus potentials during atrial tachycardia
Merovci, Idriz; Yakut, İdris; Gülcü, Oktay; Tunçez, Abdullah; Kara, Meryem; Özcan Çetin, Elif Hande; Korkmaz, Ahmet; Özeke, Özcan; Çay, Serkan; Özcan, Fırat; Aras, Dursun; Topaloğlu, Serkan (MediaSphere Medical LLC, 2023)The analysis of the patterns and timing of coronary sinus activation provides a rapid stratification of the most likely macro-re-entrant atrial tachycardias and points toward the likely origin of centrifugal ones by comparing ... -
Dynamic changes in atrial activation sequence during supraventricular tachycardia
Gülcü, Oktay; Merovci, Idriz; Tunçez, Abdullah; Kara, Meryem; Özcan Çetin, Elif Hande; Can, İrem Dilara; Kaplan, Elmas; Korkmaz, Ahmet; Özeke, Özcan; Çay, Serkan; Özcan, Fırat; Aras, Dursun; Topaloğlu, Serkan (Wiley, 2022)A29‐year‐old woman presented with repeated paroxysms ofpalpitations resulting from a rapid narrow QRS complex tachycar-dia (NCT). Her family and personal history were free of anycardiovascular pathology. After the initiation ... -
Effectiveness of the systemic immune inflammation index to predict atrial fibrillation recurrence after cryoablation
Kaplan, Elmas; Ekizler, Firdevs A.; Sarıbaş, Halenur; Tak, Bahar T.; Çay, Serkan; Korkmaz, Ahmet; Özeke, Özcan; Özcan, Fırat; Topaloğlu, Serkan; Aras, Dursun (NLM (Medline), 2023)Background: We aimed to investigate the predictive role of systemic immune inflammation index (SII) on atrial fibrillation (AF) recurrence following cryoballoon-based AF ablation. Materials & methods: A total of 370 ... -
Entrainment of ventricular tachycardia with V-shaped diastolic activation pattern: Is the pacing site in or out?
Tunçez, Abdullah; Aslan, Ahmet O.; Merovci, İdriz; Öksüz, Fatih; Doğru, Ceren Y.; Kara, Meryem; Özcan Çetin, Elif Hande; Korkmaz, Ahmet; Özeke, Özcan; Çay, Serkan; Özcan, Fırat; Aras, Dursun; Topaloğlu, Serkan (Wiley, 2022)A75‐year‐old man with a history of ischemic cardiomyopathywith an ejection fraction of 30% was referred for ablation ofrecurrent ventricular tachycardia (VT). Transthoracic echo-cardiography showed an extensive ... -
Inadvertent right ventricular apical exit after stereotactic body radiotherapy for ventricular tachycardia: Every cloud has a silver lining
Özcan Çetin, Elif Hande; Kara, Meryem; Korkmaz, Ahmet; Özeke, Özcan; Çay, Serkan; Özcan, Fırat; Topaloğlu, Serkan; Aras, Dursun (Turkish Society of Cardiology, 2023)A 78-year-old man suffering from gastric cancer with ischemic cardiomyopathy and recurrent ICD shocks consented to ventricular tachycardia (VT) ablation. He had a previous endocardial VT ablation 1 year ago, and a ... -
The initial part of polymorphic ventricular tachycardia as a clue for the sustainability of tachycardia and ablation success: A varying degree of purkinje–Myocardial complicity?
Koçyiğit Burunkaya, Duygu; Özeke, Özcan; Korkmaz, Ahmet; Özcan, Fırat; Kara, Meryem; Özcan Çetin, Elif Hande; Yaman, Mehmet; Demirhan, Can; Tunçez, Abdullah; Doğan, Umuttan; Yontar, Osman Can; Çay, Serkan; Aras, Dursun; Topaloğlu, Serkan (MediaSphere Medical LLC, 2023)The cardiac Purkinje system is capable of very rapid burst activity suggestive of its potential role in being a driver of polymorphic ventricular tachycardia (VT) (PMVT) or ventricular fibrillation (VF). It plays a pivotal ... -
An interesting response to His-synchronous ventricular stimulation: What is the mechanism of this supraventricular tachycardia?
Turan, Turhan; Hidayet, Şiho; Tunçez, Abdullah; Sertdemir, Ahmet Lütfü; Deveci, Bülent; Çelik, İbrahim Etem; Kara, Meryem; Korkmaz, Ahmet; Özeke, Özcan; Çay, Serkan; Özcan, Fırat; Aras, Dursun; Topaloğlu, Serkan (Wiley, 2022)A20‐year‐old male with an implantable cardioverter‐defibrillator(ICD) that had been implanted 7 years ago due to recurrent and failedablation for fascicular left ventricular tachycardia was referred forseveral inappropriate ... -
Multiple wide QRS tachycardias in the same individual with ischemic cardiomyopathy
Özcan Çetin, Elif Hande; Korkmaz, Ahmet; Kara, Meryem; Merovci, Idriz; Göçer, Kemal; Aksu, Ekrem; Abusaif, Suhaib; Oğuz, Ozan; Özeke, Özcan; Çay, Serkan; Özcan, Fırat; Aras, Dursun; Topaloğlu, Serkan (Wiley, 2023)A 67 ‐year‐old diabetic man with ischemic cardiomyopathy presented with a recurrent defibrillator shock. His electrocardiograms showed both narrow (NCT) Figure 1A) and wide complex tachycardias (WCT; Figure 1B). He experienced ... -
Paradoxical para-hisian pacing response
Efe, Tolga Han; Merovci, Idriz; Çalapkuyu, Muhammed Yunus; Özdemir Al, Ceren; Kara, Meryem; Koçyiğit Burunkaya, Duygu; Özcan Çetin, Elif Hande; Korkmaz, Ahmet; Özeke, Özcan; Çay, Serkan; Özcan, Fırat; Aras, Dursun; Topaloğlu, Serkan (MediaSphere Medical LLC, 2023)Para-Hisian pacing (PHP) is among the most useful maneuvers in cardiac electrophysiology during sinus rhythm and identifies whether retrograde conduction is dependent on the atrioventricular (AV) node. In this maneuver, ... -
Precordial double transition pattern with inferior lead discordance in the accessory pathway and ventricular arrhythmias: Do all roads lead to Rome?
Özcan Çetin, Elif Hande; Kara, Meryem; Korkmaz, Ahmet; Özeke, Özcan; Çay, Serkan; Özcan, Fırat; Aras, Dursun; Topaloğlu, Serkan (Wiley, 2022)To the editor, We read the article by Deb et al. entitled “Positive QRS complex in limb lead 2 with negative QRS in lead 3 on the surface electrocardiogram (ECG): A novel predictor for the anterior location of right-sided ... -
Predictors of symptom development in intermediate carotid artery stenosis: Mean platelet volume and platelet distribution width
Köklü, Erkan; Yüksel, İsa Öner; Arslan, Şakir; Çağırcı, Göksel; Sarıönder Gencer, Elif; Koç, Pınar; Çay, Serkan; Kızılırmak, Filiz; Esin, Murat (SAGE Publications, 2016)Platelets play an important role in the pathogenesis of atherothrombosis. Platelet activation is associated with increased mean platelet volume (MPV) and platelet distribution width (PDW). In this study, we investigated ... -
A real-world, retrospective, observational study of dabigatran and rivaroxaban in Turkey: Elderly patients receive inappropriately low dose of rivaroxaban
Yiğiner, Ömer; Tezcan, Mehmet; Erdal, Emrah; Değirmencioğlu, Gökhan; Acar, Gürkan; Ergelen, Mehmet; Çay, Serkan; Çetin, Hande; Özçelik, Fatih; Doğan, Mehmet; Tokatlı, Alptuğ; Özmen, Namık; Uz, Ömer; Kılıçaslan, Fethi (E-Century Publishing Corp, 2017)Thromboembolic complications are the most important outcomes of atrial fibrillation (AF). New oral anticoagulants (NOACs) have been presented to protect non-valvular AF patients from thromboembolic complications. In this ... -
Reply to letter to the editor: '2D LGE or 3D high-resolution LGE: Role of cardiovascular magnetic resonance imaging in the treatment of ventricular arrhythmias'
Kara, Meryem; Işıksalan Özbülbül, Nilgün; Özcan Çetin, Elif Hande; Korkmaz, Ahmet; Özeke, Özcan; Çay, Serkan; Özcan, Fırat; Topaloğlu, Serkan; Aras, Dursun (NLM (Medline), 2023)We are pleased that our paper raised interest among readers of the Anatolian Journal of Cardiology. Even though the late gadolinium enhancement cardiac magnetic resonance (LGE-CMR) imaging was first established for ventricular ... -
The roles of pre–P-wave versus peri–P-wave fractionated electrograms for atrial substrate beyond entrainment response
Efe, Tolga Han; Merovci, Idriz; Öksüz, Fatih; Eriş, Erdeniz; Kara, Meryem; Koçyiğit Burunkaya, Duygu; Özcan Çetin, Elif Hande; Korkmaz, Ahmet; Özeke, Özcan; Çay, Serkan; Özcan, Fırat; Aras, Dursun (MediaSphere Medical LLC, 2023)Atrial tachycardia (AT) with alternating cycle lengths is sparsely reported, and, hence, the ideal mapping strategy has not been firmly established. Beyond the entrainment during tachycardia, some fragmentation characteristics ... -
Simultaneous narrow and wide QRS complex tachycardia: Misdiagnosis or missed diagnosis?
Aslan, Ahmet Oğuz; Merovci, İdriz; Tunçez, Abdullah; Öksüz, Fatih; Kara, Meryem; Özcan Çetin, Elif Hande; Korkmaz, Ahmet; Özeke, Özcan; Çay, Serkan; Özcan, Fırat; Aras, Dursun; Topaloğlu, Serkan (Wiley, 2022)A38‐year‐old woman presented with recurrent episodes oftachycardia in the absence of structural heart disease anddocumented with narrow QRS complex tachycardia (NCT) on a24‐h Holter ECG. During the electrophysiological ... -
Transhepatic left ventricular only pacing after left bundle branch area pacing attempt with high pacing threshold
Korkmaz, Ahmet; Özdemir, Mustafa; Ertunç Açıkgöz, Gözde; Mavioğlu, Levent; Can, İrem Dilara; Kara, Meryem; Özcan Çetin, Hande Elif; Özeke, Özcan; Çay, Serkan; Özcan, Fırat; Özoğul, Yusuf Bayram; Aras, Dursun; Topaloğlu, Serkan (NLM (Medline), 2023)A 50-year-old male with a permanent dual chamber pacemaker (DDD) 23 years ago was referred for a rapid increase in right ventricular (RV) pacing impedance. His left ventricular (LV) ejection fraction was 45%. Since the ...