ORCID "0000-0003-2995-8792" Makale Koleksiyonu için listeleme
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Adjusting the QRS duration by body mass index for prediction of response to cardiac resynchronization therapy: Does one QRS size fit all?
Karaca, Oğuz; Omaygenç, Mehmet Onur; Çakal, Beytullah; Çakal Deniz, Sinem; Güneş, Hacı Murat; Olgun, Erkam; İbişoğlu, Ersin; Savur, Ümeyir; Gökdeniz, Tayyar; Boztosun, Bilal; Kılıçaslan, Fethi (Wiley, 2016)Background: QRS duration (QRSd) is known to be affected by body weight and length. We tested the hypothesis that adjusting the QRSd by body mass index (BMI) may provide individualization for patient selection and improve ... -
Assessment of energy expenditure, physical activity and sleep pattern in patients with frequent symptomatic ventricular ectopic beats
Yılmaz Kızılırmak, Filiz; Yıldız, Aysel; Demir, Gültekin Günhan; Gökdeniz, Tayyar; Güneş, Hacı Murat; Omaygenç, Mehmet Onur; Çakal, Beytullah; Mutluay, Fatma; Boztosun, Bilal (Masson Editeur, 2016)Background. Ventricular ectopic beats (VEBs) are considered as benign ventricular arrhythmias in patients without structural heart disease. However, symptomatic frequent VEBs can adversely affect energy metabolism. The ... -
Changes in aortic pulse wave velocity and the predictors of improvement in arterial stiffness following aortic valve replacement
Cantürk, Emir; Çakal, Beytullah; Karaca, Oğuz; Omaygenç, Onur; Salihi, Salih; Özyüksel, Arda; Akçevin, Atıf (Japanese Association for Coronary Artery Surgery, 2017)Background: The interaction between valvular aortic stenosis (AS) and arterial stiffness, as well as the impact of aortic valve replacement (AVR) on arterial stiffness, remains unclear. In this study, we aimed to evaluate ... -
Changes in electrocardiographic p wave parameters after cryoballoon ablation and their association with atrial fibrillation recurrence
Kızılırmak, Filiz; Günhan Demir, Gültekin; Gökdeniz, Tayyar; Güneş, Hacı Murat; Çakal, Beytullah; Güler, Ekrem; Karaca, İbrahim Oğuz; Omaygenç, Mehmet Onur; Yılmaz, Fatih; Olgun, Fatih Erkam; Kılıçaslan, Fethi (Wiley-Blackwell, 2016)Background: Changes in P wave parameters after circumferential pulmonary vein isolation (CPVI) have been previously identified. In this study, we aimed to determine the changes in P wave parameters surface electrocardiogram ... -
Comparing of efficacy of different self-assessment anxiety scales for predicting radial artery spasm during coronary interventions
Omaygenç, Mehmet Onur; Karaca, İbrahim Oğuz; İbişoğlu, Ersin; Özer, Ürün; Çakal, Beytullah; Güneş, Hacı Murat; Özden Omaygenç, Derya; Olmuşçelik, Oktay; Boztosun, Bilal (Ortadoğu Reklam Tanıtım Yayıncılık Turizm Eğitim İnşaat Sanayi ve Ticaret A.Ş., 2019)Objective: Radial artery spasm (RAS), is a major drawback for the routine use of radial access during coronary interventions and anxiety is a well-documented predictor of RAS. In this study, we aimed to assess the relationship ... -
Comparison of fluoro and cine coronary angiography: Balancing acceptable outcomes with a reduction in radiation dose
Olcay, Ayhan; Güler, Ekrem; Karaca, İbrahim Oğuz; Omaygenç, Mehmet Onur; Kızılırmak, Filiz; Olgun, Erkam; Yenipınar, Esra; Çakmak, Hüseyin Altuǧ; Duman, Dursun (HMP Communications, 2015)Use of last fluoro hold (LFH) mode in fluoroscopy, which enables the last live image to be saved and displayed, could reduce radiation during percutaneous coronary intervention when compared with cine mode. No previous ... -
Cystatin C and uncontrolled hypertension
Omaygenç, Mehmet Onur; Özcan, Özgür Ulaş; Çakal, Beytullah; Karaca, Oğuz (Turkish Society of Cardiology, 2020)Objective: Increased serum level of cystatin C, a sensitive biomarker for renal function, seems to predict adverse cardiovascular events. We investigated the predictive value of serum cystatin C for controlling hypertension ... -
Effect of cardiac resynchronization therapy on mitral valve geometry: A novel aspect as "reversed mitral remodeling"
Karaca, Oğuz; Çakal, Beytullah; Omaygenç, Mehmet Onur; Güneş, Hacı Murat; Kızılırmak, Filiz; Çakal, Sinem Deniz; Naki, Deniz Dilan; Barutçu, İrfan; Boztosun, Bilal; Kılıçaslan, Fethi (Springer, 2018)Amelioration of the valvular geometry is a possible mechanism for mitral regurgitation (MR) improvement in patients receiving cardiac resynchronization therapy (CRT). We aimed to establish the precise definition, incidence, ... -
Effect of QRS narrowing after cardiac resynchronization therapy on functional mitral regurgitation in patients with systolic heart failure
Karaca, Oǧuz; Omaygenç, Mehmet Onur; Çakal, Beytullah; Çakal, Sinem Deniz; Güneş, Hacı Murat; Barutçu, İrfan; Boztosun, Bilal; Kılıçaslan, Fethi (Elsevier Inc., 2016)The determinants of improvement in functional mitral regurgitation (FMR) after cardiac resynchronization therapy (CRT) remain unclear. We evaluated the predictors of FMR improvement and hypothesized that CRT-induced change ... -
Failed transcatheter mitral valve-in-ring implantation followed by transapical valve-in-valve within the ring and ad hoc paravalvular leak closure
Çakal, Beytullah; Çakal, Sinem; Güneş, Hacı Murat; Omaygenç, Mehmet Onur; Yıldırım, Aydın (Turkish Society of Cardiology, 2021)There is a rapid emergence of transcatheter mitral valve-invalve (TMVIV) and valve-in-ring (TMVIR) techniques as an alternative to the conventional surgical valve replacement in ineligible patients requiring repeat surgery ... -
Impact of aortic stiffness on the frequency of paroxysmal atrial fibrillation recurrences
Kızılırmak, Filiz; Babür Güler, Gamze; Güler, Ekrem; Güneş, Hacı Murat; Demir, Gültekin Günhan; Omaygenç, Mehmet Onur; Çakal, Beytullah; Olgun, Fatih Erkam; Köklü, Erkan; Kılıçaslan, Fethi (Taylor & Francis, 2015)Background The relationship between arterial stiff ness (AS) and atrial fi brillation (AF) incidence is well-known. In this study we aimed to investigate the relationship between AS parameters and AF occurence as well as ... -
Impedance cardiography for demonstrating procedural efficacy of percutaneous mitral balloon valvuloplasty
Omaygenç, Mehmet Onur; Doǧan, Cem; Bakal, Ruken Bengi; Candan, Özkan; Hatipoğlu Akpınar, Suzan; Babür Güler, Gamze; Kaymaz, Cihangir; Özdemir, Nihal (Türkiye Klinikleri, 2015)Objective: Impedance Cardiography (ICG) method, facilitates measuring hemodynamic parameters indirectly by recording thoracic impedance variations induced by cyclic changes in blood flow. The aim of this study is to evaluate ... -
Isolated subclinical right ventricle systolic dysfunction in patients after liver transplantation
Çeliker Güler, Emel; Omaygenç, Mehmet Onur; Naki, Deniz Dilan; Yazar, Arzu; Karaca, İbrahim Oğuz; Korkut, Esin (MDPI, 2023)Although hemodynamic alterations in end-stage liver disease (ESLD) and its association with porto-pulmonary hypertension have been well-established, the long-term effects of ESLD on RV systolic function in patients without ... -
Lhermitte-Duclos disease with orthostatic hypotension
Helvacı Yılmaz, Nesrin; Şeker, Mehmet; Omaygenç, Mehmet Onur; Yaka, Umut; Eryiğit, Nazan; Yuluğ, Burak (Turkish Neurological Society, 2016)Lhermitte-Duclos disease is a rare cerebellar dysplastic gangliocytoma. The most common symptoms include headache, nausea, vomiting, blurred vision, and imbalance. The typical appearance on cranial magnetic resonance imaging ... -
Long-term comparison of everolimus- vs. novolimus-eluting bioresorbable vascular scaffolds in real world patients
Çakal, Beytullah; Çakal, Sinem Deniz; Karaca, Oǧuz; Omaygenç, Mehmet Onur; Kızılırmak Yılmaz, Filiz; Güneş, Hacı Murat; Özcan, Özgür Ulaş; Yıldırım, Arzu; Boztosun, Bilal (Termedia Publishing House Ltd., 2020)Introduction: Elevated risk of adverse events in comparison to metallic stents resulted in withdrawal of everolimus-eluting bioresorbable scaffolds (eBVS), known as the most intensively studied BVS. There is a paucity of ... -
Long-term outcomes of patients presenting with acute coronary syndrome and implanted with bioresorbable scaffold
İbişoğlu, Ersin; Güneş, Hacı Murat; Kızılırmak, Filiz; Çakal, Beytullah; Karaca, Oğuz; Omaygenç, Mehmet Onur; Güler, Ekrem; Demir, Gültekin Günhan; Olgun, Fatih Erkam; Savur, Ümeyir; Naki, Deniz Dilan; Boztosun, Bilal (Yuzuncu Yıl University Faculty of Medicine, 2022)A bioresorbable scaffold (BRS) has been used in the latest stages of stent technology and is a less-known material than drug-eluting stents (DES). In this study, we aimed to evaluate the long-term clinical outcomes of BRS ... -
Measurement of strain imaging, troponin-i and brain natriuretic peptide levels in radiotherapy-induced cardiac injury
Ekici, Kemal; Çakal, Beytullah; Baydar, Onur; Mayadağlı, Alpaslan; Çakal, Sinem Deniz; Karaca, Oğuz; Omaygenç, Mehmet Onur (Akad Doktorlar Yayınevi, 2016)Radiotherapy (RT) of the thorax can damage the pericardium, myocardium, heart valves, and coronary vessels, with the pericardium being the most frequently damaged. The objectives of this study were to evaluate RT-induced ... -
Native electrocardiographic qrs duration after cardiac resynchronization therapy: The impact on clinical outcomes and prognosis
Karaca, Oǧuz; Çakal, Beytullah; Omaygenç, Mehmet Onur; Güneş, Hacı Murat; Çakal, Sinem Deniz; Kızılırmak, Filiz; Gökdeniz, Tayyar; Barutçu, İrfan; Boztosun, Bilal; Kılıçaslan, Fethi (Churchill Livingstone Inc Medical Publishers, 2016)Background: We investigated whether reversed electrical remodeling (RER), defined as narrowing of the native electrocardiographic QRS duration after cardiac resynchronization therapy (CRT), might predict prognosis and ... -
A novel predictor of radial spasm: Arterial stiffness
Omaygenç, Mehmet Onur; Karaca, İbrahim Oğuz; İbişoğlu, Ersin; Güneş, Hacı Murat; Kızılırmak, Filiz; Çakal, Beytullah; Güler, Ekrem; Barutçu, İrfan; Boztosun, Bilal (Lippincott Williams & Wilkins, 2018)ObjectiveIn this study, we aimed to assess the relationship between radial artery spasm (RAS) and arterial stiffness (AS) measured by the oscillometric method.Materials and methodsA total of 123 consecutive patients scheduled ... -
Outcomes of the novolimus-eluting bioresorbable vascular scaffold in real world clinical practice
Çakal, Beytullah; Çakal, Sinem Deniz; Karaca, Oǧuz; Omaygenç, Mehmet Onur; Kızılırmak, Filiz; Güneş, Hacı Murat; Özcan, Özgür Ulaş; İbişoğlu, Ersin; Boztosun, Bilal (Edizioni Minerva Medica, 2021)BACKGROUND: Most of the current data regarding the use of bioresorbable scaffolds (BRS) come from everolimus-eluting stent platforms. Adverse events with the everolimus-eluting BRSs which are the most comprehensively ...