Yazar "Özkan, Mehmet" için PubMed İndeksli Yayınlar Koleksiyonu listeleme
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Challenges in the management of patients with mechanical prosthetic heart valves during pregnancy
Kalçık, Macit; Güner, Ahmet; Gürsoy, Mustafa Ozan; Özkan, Mehmet (Taylor & Francis Ltd, 2021)To the editor, We have recently read with great interest the article by Kai et al. entitled “Pregnancy managed by unfractionated heparin (UFH) after mechanical aortic valve replacement” [1]. The authors have reported the ... -
Challenges in the management of pregnant patients with cardiovascular diseases
Güner, Ahmet; Kalçık, Macit; Gültekin Güner, Ezgi; Ertürk, Mehmet; Özkan, Mehmet (Bmj Publishing Group, 2021)[Abstract Not Available] -
Characteristic localization patterns of thrombus on various brands of bileaflet mitral mechanical heart valves as assessed by three-dimensional transesophageal echocardiography and their relationship with thromboembolism
Sarı, Munevver; Bayram, Zübeyde; Aytürk, Mehmet; Bayam, Emrah; Kalkan, Semih; Güner, Ahmet; Özkan, Mehmet; Kalçık, Macit; Gürsoy, Mustafa Ozan; Gündüz, Sabahattin (Springer, 2021)Three-dimensional transesophageal echocardiography (3D-TEE) provides detailed images of prosthetic valve thrombosis (PVT). However, data regarding PVT localization patterns based on 3D-TEE and their association with clinical ... -
Clinical safety and efficacy of thrombolytic therapy with low-dose prolonged infusion of tissue type plasminogen activator in patients with intermediate-high risk pulmonary embolism
Güner, Ahmet; Kalçık, Macit; Aykan, Ahmet Ç.; Gürsoy, Mustafa Ozan; Kalkan, Ali K.; Astarcıoğlu, Mehmet A.; Özkan, Mehmet (Lippincott Williams & Wilkins, 2020)The patients with intermediate-high risk pulmonary embolism who have acute right ventricular (RV) dysfunction and myocardial injury without overt hemodynamic compromise may be candidates for thrombolytic therapy. Alternative ... -
Comparison of Different Anticoagulation Regimens Regarding Maternal and Fetal Outcomes in Pregnant Patients With Mechanical Prosthetic Heart Valves (from the Multicenter ANATOLIA-PREG Registry)
Güner, Ahmet; Kalçık, Macit; Gürsoy, Mustafa Ozan; Gündüz, Sabahattin; Astarcıoğlu, Mehmet Ali; Bayam, Emrah; Özkan, Mehmet (Excerpta Medica Inc-Elsevier Science Inc, 2020)Mechanical prosthetic heart valves (MPHVs) are highly thrombogenic, and a pregnancyinduced procoagulant status increases the risk of MPHV thrombosis. Despite numerous case reports, 2 major registries and meta-analyses/systematic ... -
A comprehensive review of the diagnosis and management of mitral paravalvular leakage
Gürsoy, Mustafa Ozan; Güner, Ahmet; Kalçık, Macit; Bayam, Emrah; Özkan, Mehmet (Turkish Soc Cardiology, 2020)Mitral paravalvular leaks (PVLs) commonly occur in patients with prosthetic valves. Paravalvular defects may be clinically inconsequential and may aggravate hemolysis or cause heart failure through regurgitation. Accordingly, ... -
Coronary embolism in a patient with massive left atrial thrombus and mechanical valve thrombus: Hybrid treatment with surgery and percutaneous intervention
Karavelioğlu, Yusuf; Yanartaş, Mehmet; Sarak, Taner; Bakal, Ruken Bengi; Özkan, Mehmet (Turkish Anaesthesiology and Intensive Care Society, 2013)[No abstract available] -
Critique of Alteplase Therapy for Acute Ischemic Stroke in Pregnancy: Two Case Reports and a Systematic Review of the Literature
Güner, Ahmet; Kalçık, Macit; Özkan, Mehmet (Wiley, 2019)We recently read with great interest the articleby Ryman et al entitled “Alteplase Therapy forAcute Ischemic Stroke in Pregnancy: Two CaseReports and a Systematic Review of the Litera-ture.”1 -
Diagnosis, treatment & management of prosthetic valve thrombosis: the key considerations
Gündüz, Sabahattin; Kalçık, Macit; Gürsoy, Mustafa Ozan; Güner, Ahmet; Özkan, Mehmet (Taylor & Francis Ltd, 2020)Introduction: Prosthetic heart valve thrombosis is a life-threatening complication after valve replacement surgery. Although subtherapeutic anticoagulation is the main cause, there are many other conventional and esoteric ... -
Does low molecular weight heparin really protect against prosthetic valve thrombosis during pregnancy with strict anti-Xa monitoring?
Kalçık, Macit; Güner, Ahmet; Kalkan, Semih; Özkan, Mehmet (Elsevier Taiwan, 2021)Dear Editor,We have recently read with great interest the article by EspiauRomera et al. entitled‘‘Mitral valve thrombosis in term pregnancy:A case report and review of the literature’’[1]. -
Echocardiographic reference ranges for normal cardiac Doppler data in healthy Turkish population: ECHO-DOP-TR Trial
Şafak, Özgen; Gürsoy, Ozan; Emren, Volkan; Çelik, Oğuzhan; Yıldırım, Tarık; Argan, Onur; Özkan, Mehmet (Wiley, 2020)Aim Doppler echocardiography has become the standard imaging modality for diastolic function and provides pathophysiological insight into systolic and diastolic heart failure. In this study, we aimed to obtain normal ... -
Echocardiography Aided by Computed Tomography to Diagnose Obstructive Masses in Patients with Prosthetic Heart Valves
Kalçık, Macit; Güner, Ahmet; Gündüz, Sabahattin; Özkan, Mehmet (Texas Heart Inst, 2020)To the Editor: We appreciate Kealhofer and colleagues’ report on their beneficial use of cardiac computed tomography (CT) for evaluating prosthetic aortic valve dysfunction.1 We want to contribute further by drawing attention ... -
Evaluation of the potential predictors of embolism in patients with left atrial myxoma
Kalçık, Macit; Bayam, Emrah; Güner, Ahmet; Küp, Ayhan; Kalkan, Semih; Yesin, Mahmut; Gürsoy, Mustafa Ozan; Gündüz, Sabahattin; Karakoyun, Süleyman; Özkan, Mehmet (Blackwell Publishing Inc., 2019)Introduction: Cardiac myxomas are the most common primary intracardiac tumors. Although myxomas are histologically benign, they are potentially dangerous due to potential risk of systemic and cerebral embolism. In this ... -
Fundamental role of echocardiographic evaluation in the diagnosis of prosthetic valve endocarditis
Güner, Ahmet; Kalçık, Macit; Özkan, Mehmet (Blackwell Publishing Inc., 2019)We have recently read with great interest the article by Carneiro et al entitled “Fungal prosthetic aortic valve endocarditis and endarteritis: An unusual cause of aortic root vegetations”.1 The authors reported a case of ... -
A global perspective on mechanical prosthetic heart valve thrombosis: Diagnostic and therapeutic challenges
Gürsoy, Mustafa Ozan; Kalçık, Macit; Yesin, Mahmut; Karakoyun, Süleyman; Bayam, Emrah; Gündüz, Sabahattin; Özkan, Mehmet (Turkish Society of Cardiology, 2019)Prosthetic valve thrombosis is one of the major causes of primary valve failure, which can be life-threatening. Multimodality imaging is necessary for determination of leaflet immobilization, cause of underlying pathology ... -
Identification of mechanical prosthetic heart valves based on distinctive cinefluoroscopic and echocardiographic markers
Kalçık, Macit; Güner, Ahmet; Yesin, Mahmut; Bayam, Emrah; Kalkan, Semih; Gündüz, Sabahattin; Özkan, Mehmet (Sage Publications Ltd, 2019)The past 65 years have witnessed remarkable progress in the development of safe, hemodynamically favorable mechanical heart valves. Today, there are a large number and variety of prostheses in use and many prostheses have ... -
Improvement of endothelial function early after thrombolytic therapy in patients with prosthetic heart valve thrombosis
Çakal, Beytullah; Kalçık, Macit; Güner, Ahmet; Gürsoy, Mustafa Ozan; Yesin, Mahmut; Karakoyun, Süleyman; Özkan, Mehmet (2020)Objective: Prosthetic valve thrombosis (PVT) is a serious complication among patients with prosthetic heart valves. Thrombolytic therapy (TT) is now widely used as first-line treatment for PVT. Endothelial dysfunction has ... -
Incremental value of transesophageal echocardiography in the evaluation of patients before percutaneous closure of atrial septal defects
Kalçık, Macit; Güner, Ahmet; Özkan, Mehmet (2019)We have recently read with great interest the article by Chen et al. (1) entitled ‘‘Transcatheter device closure of atrial septal defects guided completely by transthoracic echocardiography: A single cardiac center experience ... -
Intermittent malfunction and regurgitation of a mitral prosthetic valve due to entrapment by a residual subvalvular apparatus
Güner, Ahmet; Kalçık, Macit; Yesin, Mahmut; Özkan, Mehmet (Blackwell Publishing Inc., 2018)Intermittent malfunction is a rare but potentially serious complication of prosthetic heart valve (PHV) replacement. It may be observed in both mitral and aortic valve prosthesis and may lead to either paroxysmal obstruction ... -
Is fibrinolytic therapy really safe in the treatment of prosthetic valve thrombosis in patients with high INR?
Güner, Ahmet; Kalçık, Macit; Gündüz, Sabahattin; Gürsoy, Mustafa Ozan; Özkan, Mehmet (Wiley, 2021)To the Editor, We have recently read with great interest the article by Farzaneh et al.1 entitled “Safety of thrombolytic therapy in patients with prosthetic heart valve thrombosis who have high international normalized ...