Publications by authors named "Yucel Oguzhan"

Background    Atrial fibrillation (AF) is a common arrhythmia in heart failure (HF). Plasma concentrations of para-thyroid hormone (PTH) have been shown to increase in HF. The relationship between PTH concentrations and the presence of AF in HF is, however, unknown.

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Background: Right ventricular (RV) dysfunction may develop over the course of chronic obstructive pulmonary disease (COPD) and is an important predictor of morbidity and mortality. Polymorphism of the multidrug resistance-1 (MDR-1) gene has been correlated with worse clinical findings among patients with COPD. Our aim here was to investigate the relationship between MDR-1 C3435T gene polymorphism and RV dysfunction in COPD patients.

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Objective: Soluble suppression of tumorigenicity-2 (sST2), a member of the interleukin 1 receptor family, is increased in mechanical stress conditions and is produced by cardiomyocytes and cardiac fibroblasts. Elevated sST2 level is associated with the prognosis of acute coronary syndrome, pulmonary arterial hypertension, and acute and chronic heart failure (HF). In this study, we aimed to investigate the relationship between sST2 levels and cardiovascular mortality in outpatients with HF.

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Background: Heart failure (HF) is a fatal disease. Plasma osmolality with individual impacts of sodium, blood urea nitrogen (BUN), and glucose has not been studied prognostically in patients with HF.

Aim: This study aims to investigate the impact of serum osmolality on clinical endpoints in HF patients.

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Introduction: We aimed to investigate the demographical features, anxiety levels and clinical findings of the patients admitted to our Emergency department (ED) due to chest pain.

Methods: Patients with chest pain older than 18 years were included into the study. Demographical features such as age, sex and education level, initial diagnosis in the ED, whether they were hospitalized or coronary intervention performed, were recorded.

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We examined the relationship between coronary flow rate and epicardial adipose tissue (EAT) in patients with slow coronary flow (SCF) and normal coronary arteries. The study included 40 consecutive patients with stable angina pectoris who had normal coronary arteries. All patients underwent echocardiography.

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Cardiovascular disease (CVD) is closely associated with familial predisposition. The aim of the present study was to investigate predisposing risk factors in the family of a young patient who underwent coronary artery bypass graft surgery due to CVD. The father and uncle of the patient died at an early age due to myocardial infarction.

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The potential early predictive value of microalbuminuria (MA) in the estimation of atherosclerosis and the relation between the degree of urinary albumin excretion and the extent of coronary artery disease (CAD) were investigated. Patients (n = 159) with stable angina pectoris and angiographically significant stenosis in at least 1 of the major coronary arteries were included. Microalbuminuria was measured by immunoturbidimetry.

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Background: Sleep is a basic physiological process. Normal sleep yields decrease in sympathetic activity, blood pressure (BP) and heart rate. Those, who do not have expected decrease in their BP are considered "non-dippers".

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