Yazar "Özkan, Mehmet" için listeleme
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Pregnancy in patients with prosthetic heart valve: ongoing challenges
Kalçık, Macit; Güner, Ahmet; Kalkan, Semih; Gürsoy, Mustafa Ozan; Özkan, Mehmet (SAGE Publications Ltd, 2019)[No abstract available] -
Recently introduced thrombolytic therapy regimens have been sufficiently effective and safer in patients with prosthetic valve thrombosis
Güner, Ahmet; Kalçık, Macit; Gündüz, Sabahattin; Özkan, Mehmet (Elsevier Ltd, 2019)To the Editor, We have read with great interest the article by Araiza-Garaygordobil et al. entitled “Thrombolytic treatment for acute prosthetic valve thrombosis: Is it better than surgery?” [1]. The authors reported a ... -
Relationship between heparanase levels and prosthetic valve thrombosis: clinical implications
Bayam, Emrah; Kalçık, Macit; Yesin, Mahmut; Numanoğlu Gündüz, Sinem; Gürsoy, Mustafa Ozan; Karakoyun, Süleyman; Özkan, Mehmet (Oxford Univ Press, 2017)[Abstract Not Available] -
The relationship between heparanase levels, thrombus burden and thromboembolism in patients receiving unfractionated heparin treatment for prosthetic valve thrombosis
Bayam, Emrah; Kalçık, Macit; Gürbüz, Ahmet Seyfeddin; Yesin, Mahmut; Güner, Ahmet; Gündüz, Sabahattin; Gürsoy, Mustafa Ozan; Karakoyun, Süleyman; Cerşit, Sinan; Kılıçgedik, Alev; Candan, Özkan; Yaman, Ali; Özkan, Mehmet (Elsevier Ltd, 2018)Introduction: Procoagulant activity of heparanase has been recently described in several arterial and venous thrombotic disorders. In this study, we aimed to investigate the role of heparanase with regard to thrombus burden, ... -
The relationship between incomplete surgical obliteration of the left atrial appendage and thromboembolic events after mitral valve surgery (from the ISOLATE Registry)
Güner, Ahmet; Kalçık, Macit; Gündüz, Sabahattin; Gürsoy, Mustafa Ozan; Gültekin Güner, Ezgi; Ulutaş, Ahmet Emir; Özkan, Mehmet (Springer, 2021)Left atrial appendage (LAA) is a common site of thrombus formation especially in patients with atrial fibrillation (AF). Complete surgical LAA closure (cSLC) is the surgical aim, however incomplete surgical LAA closure ... -
The role of protein Z and protein Z-dependent protease ınhibitor polymorphisms in the development of prosthetic heart valve thrombosis
Karakoyun, Süleyman; Gürsoy, Mustafa Ozan; Kalçık, Macit; Yesin, Mahmut; Gündüz, Sabahattin; Astarcıoğlu, Mehmet Ali; Bayram, Zübeyde; Çakal, Beytullah; Bayam, Emrah; Özkan, Mehmet (2017)BACKGROUND AND AIM OF THE STUDY: Protein Z (PZ) is a vitamin K-dependent factor that is synthesized mainly by the liver. It acts as an activator of serpin, the protein Z-dependent inhibitor (ZPI), which inhibits factor Xa. ... -
Sequential combination of different thrombolytic therapy regimens in the management of patients with prosthetic valve thrombosis and stuck valves
Kalçık, Macit; Güner, Ahmet; Bayam, Emrah; Kalkan, Semih; Yesin, M.; Gürsoy, Mustafa Ozan; Özkan, Mehmet (Oxford Univ Press, 2019)[Abstract Not Available] -
ST-segment elevation myocardial infarction possibly caused by thromboembolism from left atrial appendage thrombus after incomplete surgical ligation
Güner, Ahmet; Kılıçgedik, Alev; Kalçık, Macit; Özkan, Mehmet (Blackwell Publishing Inc., 2018)Coronary embolism (CE) is the underlying cause of 3% of acute coronary syndromes but is frequently overlooked in the differential diagnoses of acute coronary syndromes. The CE may be direct (left sided from the native or ... -
Status of the epicardial coronary arteries in non-ST elevation acute coronary syndrome in patients with mechanical prosthetic heart valves (from the TROIA-ACS Trial)
Yesin, Mahmut; Karakoyun, Süleyman; Kalçık, Macit; Gürsoy, Mustafa Ozan; Gündüz, Sabahattin; Astarcıoğlu, Mehmet Ali; Bayam, Emrah; Cerşit, Sinan; Güner, Ahmet; Özkan, Mehmet (Elsevier Inc., 2018)Coronary thromboembolism (CE) is a rare cause of prosthetic valve derived complications. This study investigates the diagnosis and treatment strategies for non-ST elevation acute coronary syndrome (NSTEACS) in patients ... -
Substantial Value of Cardiac Computed Tomography for the Evaluation of Patients with Suspected Prosthetic Valve Dysfunction
Kalçık, Macit; Güner, Ahmet; Gündüz, Sabahattin; Özkan, Mehmet (Karger, 2020)Dear Editor, We recently read with great interest the article by Hsu et al. [1] entitled ‘‘Cine-Computed Tomography for the Evaluation of Prosthetic Heart Valve Function”. We appreciate the contribution made by these authors ... -
Twenty-seven-year durability of St. Jude Medical Biocor bovine bioprosthesis in mitral position
Kalkan, Semih; Güner, Ahmet; Bayam, Emrah; Kalçık, Macit; Özkan, Mehmet (Turkish Soc Cardiology, 2020)A 67-year-old female patient had undergone mitral valve replacement 27 years earlier with a 29-mm St. Jude Medical Biocor bovine bioprosthesis valve (St. Jude Medical Inc., St. Paul, MN, USA) due to mitral stenosis. -
Type I brugada pattern associated with diabetic ketoacidosis in a patient with type II diabetes mellitus
Kalkan, Semih; Güner, Ahmet; Kalçık, Macit; Geçmen, Çetin; Özkan, Mehmet (Turkish Society of Cardiology, 2019)A 42-year old male with known insulin-dependent diabetes mellitus and otherwise unremarkable medical history presented with nausea, vomiting, and atypical chest pain for 2 days. His initial vital signs were remarkable for ... -
Utility of multimodality imaging for the diagnosis of prosthetic valve dysfunction
Güner, Ahmet; Kalçık, Macit; Ertürk, Mehmet; Gültekin Güner, Ezgi; Özkan, Mehmet (Wiley, 2020)To the Editor,We have recently read with great interest the article by Velangiet al.1entitled‘‘Utility of CT in the diagnosis of prosthetic valveabnormalities.’’We appreciate the authors for their study describingthe utility ... -
The value of brain natriuretic peptide in the prosthetic valve thrombosis
Bayram, Zübeyde; Gündüz, Sabahattin; Güner, Ahmet; Kalçık, Macit; Doğan, Cem; Gürsoy, Mustafa Ozan; Özkan, Mehmet (Lippincott Williams & Wilkins, 2020)We aimed to investigate how prosthetic valve thrombosis (PVT) affects brain natriuretic peptide (BNP) levels and how BNP changes following thrombolytic therapy. The study included 70 consecutive patients with left-sided ... -
A well validated risk stratification index predicts weak material and fetal outcomes in pregnant women with cardiovascular disease
Güner, Ahmet; Kalçık, Macit; Özkan, Mehmet (Elsevier, 2021)We have recently read with great interest the article by Khanna et al entitled ‘‘Maternal and fetal outcomes in pregnant females with rheumatic heart disease’‘. 1 We appreciate the authors for their study describing the ... -
What is the importance of real-time three dimensional transesophageal echocardiography and time in therapeutic range in patients with prosthetic valve thrombosis?
Güner, Ahmet; Kalçık, Macit; Gürsoy, Mustafa Ozan; Gündüz, Sabahattin; Özkan, Mehmet (Springer New York LLC, 2018)We have recently read with great interest the article reported by Cınar et al. which was published in the last issue of the Journal of Thrombosis and Thrombolysis [1]. We appreciate the authors for their report describing ...