ORCID "0000-0003-2714-4584" Makale Koleksiyonu için listeleme
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Acute left main coronary artery occlusion following transcatheter aortic valve replacement without obvious risk factors of coronary obstruction
Çakal, Beytullah; Çakal, Sinem; Karaca, Oğuz (Turkish Society of Cardiology, 2020)Transcatheter aortic valve implantation (TAVI) has emerged as a prominent alternative for patients with severe aortic stenosis, who are deemed to be at a greater risk for surgical interventions (1). However, extreme caution ... -
Acute myocarditis or the kounis syndrome: Role of cardiac MRI and speckle-tracking echocardiography in diagnosis
Introduction: The Kounis syndrome and acute myocarditis are two distinct clinical entities, which could share nearly the same symptomatology as well as ECG (electrocardiography) and laboratory findings. Case Presentation: ... -
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 ... -
Closure of a paravalvular communication originating from the pseudoaneurysm of the mitral-aortic intervalvular fibrosa following prosthetic valve infective endocarditis
Çakal, Sinem; Çakal, Beytullah; Yıldırım, Aydın (Turkish Society of Cardiology, 2021)Pseudoaneurysm of the mitral-aortic intervalvular fibrosa (PMAF) is a rare but potentially life-threatening event, which is usually caused by infective endocarditis and surgical trauma following cardiac surgery. Although ... -
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 ... -
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 ... -
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 ... -
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 ... -
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 ... -
Predicting ventricular arrhythmias in cardiac resynchronization therapy: The impact of persistent electrical dyssynchrony
Karaca, Oğuz; Güneş, Hacı Murat; Omaygenç, Mehmet Onur; Çakal, Beytullah; Çakal Deniz, Sinem; Demir, Gültekin Günhan; Kızılırmak, Filiz; Gökdeniz, Tayyar; Barutçu, İrfan; Boztosun, Bilal; Kılıçaslan, Fethi (Wiley, 2016)BackgroundAlthough response to cardiac resynchronization therapy (CRT) has been conventionally assessed with left ventricular volume reduction, ventricular arrhythmias (ventricular tachycardia/ventricular fibrillation ... -
QRS prolongation after cardiac resynchronization therapy is a predictor of persistent mechanical dyssynchrony
Karaca, Oğuz; Omaygenç, Onur; Çakal, Beytullah; Çakal Deniz, Sinem; Barutçu, İrfan; Boztosun, Bilal; Kılıçaslan, Fethi (Springer, 2016)Purpose Prolonged QRS duration is the main selection criterion for cardiac resynchronization therapy (CRT) which ameliorates left ventricular mechanical dyssynchrony (MD). However, consequences of post-CRT QRS prolongation ... -
Successful transcatheter mitral valve replacement in a patient with bioprosthetic valvular degeneration and severe regurgitation
Çakal, Beytullah; Çakal, Sinem Deniz; Karaca, İbrahim Oğuz; Omaygenç, Mehmet Onur; Yıldırım, Aydın (Turkish Society of Cardiology, 2019)The implantation of aortic transcatheter heart valves has been successfully performed throughout the world in hundreds of patients with severe dysfunction of a degenerated mitral bioprosthesis or those at high surgical ... -
Vascular complications after transcatheter transfemoral aortic valve implantation: Modified sheath-to-femoral artery ratio as a new predictor
Çakal, Sinem; Çakal, Beytullah; Karaca, Oğuz; Güler, Yeliz; Özcan, Özgür Ulaş; Güneş, Hacı Murat; Kızılırmak Yılmaz, Filiz; Yıldırım, Arzu; Boztosun, Bilal (NLM (Medline), 2022)OBJECTIVE: Vascular complications (VCs) contribute to increased morbidity and mortality in patients who have undergone transcatheter aortic valve implantation (TAVI); however, studies on their incidence and predictors show ...