Browsing by Author "Boztosun, Bilal"
Now showing items 1-20 of 36
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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 ... -
Angio-seal used as a bailout for incomplete hemostasis after dual perclose ProGlide deployment in transcatheter aortic valve implantation
Çakal, Beytullah; Çakal, Sinem; Karaca, Oğuz; Kızılırmak Yılmaz, Filiz; Güneş, Hacı Murat; Yıldırım, Arzu; Özcan, Özgür Ulaş; Güler, Yeliz; Boztosun, Bilal (Texas Heart Institute, 2022)Background: The failure rate of vascular closure devices remains a significant cause of major vascular complications in contemporary transcatheter aortic valve implantation practice. Methods: This research aimed to evaluate ... -
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 ... -
Assessment of repolarization abnormalities in baseline electrocardiograms of patients with myocarditis
Güneş, Hacı Murat; Babür Güler, Gamze; Güler, Ekrem; Demir, Gültekin Günhan; Teber, Mehmet Kamil; Kızılırmak, Filiz; Çakal, Beytullah; Boztosun, Bilal (Tübitak Scientific and Technological Research Council of Turkey, 2017)Background/aim: Myocarditis in the acute phase usually presents with sinus tachycardia but many other arrhythmias might be seen as well. In this study we aimed to investigate repolarization abnormalities in baseline ECG ... -
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 ... -
Contrast-induced nephropathy in Covid 19 patients undergoing emergency percutaneous coronary intervention
Demirçelik, Bora; Özcan, Özgür Ulaş; Yazar, Arzu; Savur, Ümeyir; Güler, Yeliz; Hakgör, Aykun; Boztosun, Bilal (A. CARBONE Editore, 2022)Background: Covid 19 is an infectious disease, which leads to many adverse effects, such as hypercoagulopathy. Since, the number of the emergency percutaneous coronary intervention (PCI) has increased due to this effect ... -
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 ... -
Effect of rapid ventricular pacing on cerebral oxygenation in transcatheter aortic valve implantation (Tavi): Role of routine near-infrared spectroscopy monitoring
Karaaslan, Pelin; Darçın, Kamil; Özyüksel, Arda; Kutlu, Esra; Köse, Emine Arzu; Boztosun, Bilal; Akçevin, Atıf (Scientific Publishers of India, 2017)Objective: Transcatheter aortic valve implantation has become an important treatment modality in patients with high risk comorbidities for surgical aortic valve replacement. The objective of this study is to evaluate the ... -
Endovascular repair of a popliteal artery pseudoaneurysm following total knee arthroplasty
Karaca, Oǧuz; Akpınar, Evren; Omaygenç, Onur; Çakal, Beytullah; Boztosun, Bilal (Premchand Shantidevi Research Foundation, 2015)A 68-year-old man was referred for a pulsatile and painful mass at the left popliteal fossa. He had gonarthrosis that was treated with total knee arthroplasty three months ago. Postoperatively, the patient had prolonged ... -
A giant left main coronary artery aneurysm
Karaca, Oguz; Omaygenç, Mehmet Onur; İbişoğlu, Ersin; Erol, Cengiz; Boztosun, Bilal (Turkish Society of Cardiology, 2015)A 67-year old woman with a history of hypertension and atrial fibrillation presented with exertional dyspnea. Her electrocardiogram was consistent with diffuse ST segment depression on the pericardial leads. The patient ... -
How accurate are manufacturers' recommendations in determining ineligibility for transfemoral transcatheter aortic valve implantation?
Çakal, Beytullah; Çakal, Sinem; Karaca, Oğuz; Kızılırmak Yılmaz, Filiz; Güneş, Hacı Murat; Yıldırım, Arzu; Güler, Yeliz; Özcan, Özgür Ulaş; Boztosun, Bilal (Sociedade Portuguesa De Cardiologia, 2023)Introduction: Up to one-third of patients indicated for transcatheter aortic valve implantation (TAVI) may be unsuitable for transfemoral TAVI (TF-TAVI) according to manufacturers' recommendations and numerous professional ... -
Is bioresorbable vascular scaffold acute recoil affected by baseline renal function and scaffold selection?
Güneş, Hacı Murat; Kızılırmak Yılmaz, Filiz; Gökdeniz, Tayyar; Demir, Gültekin Günhan; Güler, Ekrem; Babür Güler, Gamze; Karaca, Oğuz; Çakal, Beytullah; İbişoğlu, Ersin; Boztosun, Bilal (Elsevier Ireland Ltd., 2016)Objective: The aim of the present study was to investigate the relationship between glomerular filtration rate (GFR) and acute post-scaffold recoil (PSR) in patients undergoing bioresorbable scaffold (BVS) implantation. ... -
Long-term comparison of everolimus- vs. novolimus-eluting bioresorbable vascular scaffolds
Çakal, Beytullah; Çakal, Sinem; Boztosun, Bilal (Elsevier Science Inc, 2020)BACKGROUND The vast majority of clinical trials regarding bioresorbable vascular scaffold (BVS) use came from comparison of everolimus-eluting scaffolds with metallic stents, and it remains unclearwhether similar results ... -
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 absorb bioresorbable vascular scaffold using predilation, sizing, and postdilation protocol in a real-world patient population
Çakal, Sinem; Çakal, Beytullah; Karaca, Oğuz; Boztosun, Bilal (NLM (Medline), 2021)OBJECTIVE: Bioresorbable vascular scaffolds (BVSs) have been a disappointment in the evolution of drug-eluting stents used in percutaneous coronary intervention because an excessive number of thrombotic complications have ...
