Ali Deniz
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View article: A Novel Hybrid Approach for Missing PM2.5 Data Imputation Using Optuna-Optimized Extreme Gradient Boosting
A Novel Hybrid Approach for Missing PM2.5 Data Imputation Using Optuna-Optimized Extreme Gradient Boosting Open
Conducting accurate air quality measurements is of critical importance for sustaining environmental and public health; however, gaps due to various reasons in respective datasets often undermine the reliability of subsequent processes.This…
View article: Multimodality Imaging in Cardiomyopathies
Multimodality Imaging in Cardiomyopathies Open
Cardiomyopathy, which is shortly defined as a disease of the myocardium, has a broad definition that includes many different diagnoses. Recent advances in cardiac imaging techniques, including basic and advanced echocardiography, computed …
View article: Early Systolic Lengthening Is Associated with SYNTAX Score in Patients with Non-ST-Elevation Acute Coronary Syndrome
Early Systolic Lengthening Is Associated with SYNTAX Score in Patients with Non-ST-Elevation Acute Coronary Syndrome Open
The rate and duration of early systolic lengthening were higher in patients in the troponin (+) group. Early systolic lengthening is related to SYNTAX score in patients with non-ST-elevation ACS.
View article: Relationship between the right ventricular function and MECKI score in patients with advanced heart failure
Relationship between the right ventricular function and MECKI score in patients with advanced heart failure Open
Background Three- dimensional echocardiography (3DE) is an attractive technique for assessment of RV wrapping around the conical left ventricle and MECKI score is a strong predictor of prognosis in patients with advanced heart failure. Pur…
View article: Can stellate ganglion blockage be an alternative treatment for refractory ventricular arrhythmias: Case series
Can stellate ganglion blockage be an alternative treatment for refractory ventricular arrhythmias: Case series Open
Introduction: Ventricular tachycardia (VT) and ventricular fibrillation (VF) are life-threatening conditions which increase in frequency over the years. Electrical storm (ES) is defined as the occurrence of 3 or more continuous ventricular…
View article: Trimming of Finite Subsets of the Manhattan Plane
Trimming of Finite Subsets of the Manhattan Plane Open
V. Turaev defined recently an operation of "Trimming" for pseudo-metric spaces and analysed the tight span of (pseudo-)metric spaces via this process. In this work we investigate the trimming of finite subspaces of the Manhattan plane. We …
View article: Increased Circulating Copeptin Levels Are Associated with Vaso-Occlusive Crisis and Right Ventricular Dysfunction in Sickle Cell Anemia
Increased Circulating Copeptin Levels Are Associated with Vaso-Occlusive Crisis and Right Ventricular Dysfunction in Sickle Cell Anemia Open
Objective: Vaso-occlusive crisis (VOC) is a common clinical manifestation of sickle cell anemia (SCA) and is associated with increased proinflammatory mediators. Copeptin is the C-terminal part of the prohormone for provasopressin and seem…
View article: Prognostic Value of High Sensitive Troponin T in Patients with Chronic Ischemic Heart Disease Undergoing Percutaneous Coronary Intervention
Prognostic Value of High Sensitive Troponin T in Patients with Chronic Ischemic Heart Disease Undergoing Percutaneous Coronary Intervention Open
Cíl: Několik studií zkoumalo různé srdeční biomarkery jako prediktory prognózy po perkutánní koronární intervenci (PCI) u pacientů s chronickou ischemickou chorobou srdeční; výsledky těchto studií jsou však rozporuplné. Stanovování troponi…
View article: Frailty Significantly Associated with a Risk for Mid-term Outcomes in Elderly Chronic Coronary Syndrome Patients: a Prospective Study
Frailty Significantly Associated with a Risk for Mid-term Outcomes in Elderly Chronic Coronary Syndrome Patients: a Prospective Study Open
Introduction: Frailty is a condition of elderly characterized by increased vulnerability to stressful events. Frail patients are more likely to have adverse events. The purposes of this study were to define frailty in patients aged ≥ 70 ye…
View article: Predictive value of plasma copeptin level for diagnosis and mortality of pulmonary embolism
Predictive value of plasma copeptin level for diagnosis and mortality of pulmonary embolism Open
SUMMARY OBJECTIVE: Early diagnosis and risk stratification may provide a better prognosis in pulmonary embolism (PE). Copeptin has emerged as a valuable predictive biomarker in various cardiovascular diseases. The aim of this study was to …
View article: Percutaneous closure should be given a chance in patent ductus arteriosus with severe pulmonary hypertension
Percutaneous closure should be given a chance in patent ductus arteriosus with severe pulmonary hypertension Open
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View article: Anomaly Detection by STL Decomposition and Extended Isolation Forest on Environmental Univariate Time Series
Anomaly Detection by STL Decomposition and Extended Isolation Forest on Environmental Univariate Time Series Open
<p>Atmospheric pollution is one of the primary problems and high concentration levels are critical for human health and environment. This requires to study causes of unusual high concentration levels which do not conform to the expec…
View article: Current Clinician Perspective on Non-vitamin K antagonist Oral Anticoagulant Use in Challenging Clinical Cases
Current Clinician Perspective on Non-vitamin K antagonist Oral Anticoagulant Use in Challenging Clinical Cases Open
This expert consensus of cardiologists aimed to define management strategies for challenging cases with patients who underrepresented in pivotal trials using case examples from their routine practice. Although strong evidence is lacking, e…
View article: Frailty Significantly Associated with a Risk for Mid-term Outcomes in Elderly Chronic Coronary Syndrome Patients: a Prospective Study
Frailty Significantly Associated with a Risk for Mid-term Outcomes in Elderly Chronic Coronary Syndrome Patients: a Prospective Study Open
Being a frail elderly CCS patient is associated with worse outcomes. Therefore, frailty score should be evaluated for elderly CCS patients as a prognostic marker.
View article: The role of the clinical pharmacist in patient education and monitoring of patients under warfarin treatment
The role of the clinical pharmacist in patient education and monitoring of patients under warfarin treatment Open
This study was carried out on patients who were under anticoagulation treatment with warfarin, at the outpatient cardiology clinic. The aim was to determine the effectiveness of pharmacist consultation, education, and intervention on each …
View article: The presystolic wave was not sufficient for diagnosing subclinical left ventricular diastolic dysfunction in hemodialysis patients
The presystolic wave was not sufficient for diagnosing subclinical left ventricular diastolic dysfunction in hemodialysis patients Open
Purpose: In hemodialysis patients, detection of left ventricul diastolic dysfunction as early as possible is critically important. The presystolic wave occurs in the left ventricul outflow tract and it’s associated with left ventricul stif…
View article: The frequency of diastolic dysfunction in patients with sarcoidosis and it's relationship with HLA DRB1* alleles.
The frequency of diastolic dysfunction in patients with sarcoidosis and it's relationship with HLA DRB1* alleles. Open
Biventricular DD is common in patients with sarcoidosis without manifest cardiac involvement. HLA DRB1*14 allele seems to be related with LVDD in this study population.
View article: 'Comparison of Automated Quantification and Semi quantitative Visual Analysis Findings of IQ-SPECT MPI with Conventional Coronary Angiography in Patients with Stable Angina
'Comparison of Automated Quantification and Semi quantitative Visual Analysis Findings of IQ-SPECT MPI with Conventional Coronary Angiography in Patients with Stable Angina Open
The quantitative analysis and summed stress scores produced by the IQ SPECT system appear to be a useful and valid method to detect significant CAD.
View article: Frailty significantly impairs the short term prognosis in elderly patients with heart failure.
Frailty significantly impairs the short term prognosis in elderly patients with heart failure. Open
Being frail in an elderly heart failure patient is associated with death and/or hospitalization due to heart failure in short term. Therefore, frailty score should be evaluated for all elderly heart failure patients as a prognostic marker.
View article: Predictors of the paroxysmal atrial fibrillation recurrence following cryoballoon-based pulmonary vein isolation: Assessment of left atrial volume, left atrial volume index, galectin-3 level and neutrophil-to-lymphocyte ratio
Predictors of the paroxysmal atrial fibrillation recurrence following cryoballoon-based pulmonary vein isolation: Assessment of left atrial volume, left atrial volume index, galectin-3 level and neutrophil-to-lymphocyte ratio Open
LAV and LAVi are useful to predict the remodelling of the left atrium and AF recurrence after cryoballoon-based PVI. However, biomarkers such as Gal-3 and N/L ratio are not associated with AF recurrence.
View article: The Infections of Cardiac Implantable Electronic Devices: Four Year Experience of the Center
The Infections of Cardiac Implantable Electronic Devices: Four Year Experience of the Center Open
years. The incidence of infection has ranged from 0.5 % to 12% in the literature. The purposesof this study was to investigate the frequency of CIED infection and to find the causes ofinfection.Patients and methods: Totally, 211 patients w…
View article: Prevalence of cardiac arrhythmia and risk factors in chronic kidney disease patients
Prevalence of cardiac arrhythmia and risk factors in chronic kidney disease patients Open
Chronic kidney disease (CKD) patients have a high risk for cardiac arrhythmia. This study aimed to investigate the prevalence of cardiac arrhythmia in CKD patients and to evaluate the relationship between arrhythmia and biochemical and ech…
View article: Association among tenascin-C and NT-proBNP levels and arrhythmia prevalence in heart failure
Association among tenascin-C and NT-proBNP levels and arrhythmia prevalence in heart failure Open
Purpose Tenascin-C (TN-C) and amino-terminal fragment of the B-type natriuretic peptide (NT-proBNP) are the important predictors in prognosis of heart failure (HF). The aim of this study was to analyze the relationship of TN-C and NT-proBN…
View article: Is it necessary to alter anticoagulation therapy for tooth extraction in patients taking direct oral anticoagulants?
Is it necessary to alter anticoagulation therapy for tooth extraction in patients taking direct oral anticoagulants? Open
Patients taking warfarin had more bleeding compared to patients taking direct oral anticoagulants after tooth extractions. In patients taking direct oral anticoagulants simple tooth extractions can be safely carried out without altering th…
View article: Extraction of a Fragmented Guiding Catheter in Elderly Patients with Myocardial Infarction
Extraction of a Fragmented Guiding Catheter in Elderly Patients with Myocardial Infarction Open
Because of the increasing number of elderly patients undergoing diagnostic coronary angiography and percutaneous coronary intervention, the incidence of rare complications might increase. Here, we discuss the management of a fragmented gui…