Browsing by Author "Celik, Atac"
Now showing items 1-20 of 43
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Angiotensin-Converting Enzyme DD Polymorphism Is Associated With Poor Coronary Collateral Circulation in Patients With Coronary Artery Disease
Ceyhan, Koksal; Kadi, Hasan; Celik, Atac; Burucu, Turgay; Koc, Fatih; Sogut, Erkan; Sahin, Semsettin (Lippincott Williams & Wilkins, 2012)Objectives: Although association between angiotensin-converting enzyme (ACE) insertion/deletion (I/D) polymorphism and cardiovascular diseases was reported by many studies, the relation between ACE I/D polymorphism and ... -
Antioxidant status and levels of antioxidant vitamins in coronary artery ectasia
Koc, Fatih; Kalay, Nihat; Ardic, Idris; Ozbek, Kerem; Celik, Atac; Ceyhan, Koksal; Kadi, Hasan (Lippincott Williams & Wilkins, 2011)Background Coronary artery ectasia (CAE) is a rare coronary artery anomaly. In this study, we investigated superoxide dismutase (SOD), glutathione peroxidase (GSH-Px) and gamma-glutamyltransferase (GGT) activities, and ... -
Association between C-Reactive Protein, Endothelial Nitric Oxide Synthase, and Interleukin-6 Gene Polymorphisms in Adolescents with a Family History of Premature Atherosclerosis
Celik, Atac; Ozcetin, Mustafa; Ates, Omer; Altunkas, Fatih; Karaman, Kayihan; Akar, Ilker; Ince, Ilker (Elsevier Science Inc, 2013) -
Association of sleep apnea with coronary slow-flow phenomenon
Ozeke, Ozcan; Gungor, Mutlu; Ertan, Cagatay; Celik, Atac; Aydin, Dilek; Erturk, Ozcan; Hizel, Serap B. (Lippincott Williams & Wilkins, 2012)Background Both obstructive sleep apnea (OSA) and coronary slow-flow phenomenon (CSFP) are known to share similar etiopathogenic mechanisms, such as chronic sympathetic activation, upregulation of inflammatory pathways, ... -
Association of the Monocyte to HDL Cholesterol Ratio With Thrombus Burden in Patients With ST-Segment Elevation Myocardial Infarction
Arisoy, Arif; Altunkas, Fatih; Karaman, Kayihan; Karayakali, Metin; Celik, Atac; Ceyhan, Koksal; Zorlu, Cagri (Sage Publications Inc, 2017)Intracoronary thrombus burden is associated with some adverse events and poor prognosis in patients with ST-segment elevation myocardial infarction (STEMI). Identifying predictors of the intracoronary thrombus burden may ... -
Cardiac autonomic dysfunction in hemodialysis patients: The value of heart rate turbulence
Celik, Atac; Melek, Mehmet; Yuksel, Seref; Onrat, Ersel; Avsar, Alaettin (Wiley, 2011)Patients with end-stage renal disease (ESRD) are likely to have cardiac autonomic dysfunction, which is related with an increased risk of sudden death. The aim of this study is to detect cardiac autonomic dysfunction in ... -
Cardiotrophin-1 plasma levels are increased in patients with diastolic heart failure
Celik, Atac; Sahin, Semsettin; Koc, Fatih; Karayakli, Metin; Sahin, Mehmet; Benli, Ismail; Kadi, Hasan (Int Scientific Literature, Inc, 2012)Background: Cardiotrophin-1 (CT-1) is a member of the interleukin (IL-6) family of cytokines and is increased in various cardiovascular diseases, including chronic heart failure. The aim of the study was to determine if ... -
Cardiotrophin-1 plasma levels increased in patients with diastolic heart failure
Celik, Atac; Sahin, Semsettin; Koc, Fatih; Karayakali, Metin; Sahin, Mehmet; Benli, Ismail; Kadi, Hasan (Lippincott Williams & Wilkins, 2012) -
Coronary Ectasia Is Associated with Impaired Left Ventricular Myocardial Performance in Patients without Significant Coronary Artery Stenosis
Ceyhan, Koksal; Koc, Fatih; Ozdemir, Kurtulus; Celik, Atac; Altunkas, Fatih; Karayakali, Metin; Kadi, Hasan (Karger, 2012)Objectives: To determine both ventricular functions and tissue Doppler echocardiography (TDE)-derived myocardial performance index (MPI) in patients with coronary artery ectasia (CAE). Subjects and Methods: Twenty-five ... -
The effect of adenotonsillectomy on right ventricle function and pulmonary artery pressure in children with adenotonsillar hypertrophy
Koc, Sema; Aytekin, Metin; Kalay, Nihat; Ozcetin, Mustafa; Burucu, Turgay; Ozbek, Kerem; Celik, Atac (Elsevier Ireland Ltd, 2012)Objectives: Adenotonsillar hypertrophy (ATH) is the most common cause of upper airway obstruction in children. Severe upper airway obstruction may have an effect on chronic alveolar hypoventilation, which consequently may ... -
The Effect of Slow Coronary Flow on Right and Left Ventricular Performance
Altunkas, Fatih; Koc, Fatih; Ceyhan, Koksal; Celik, Atac; Kadi, Hasan; Karayakali, Metin; Ozbek, Kerem (Karger, 2014)Objective: To evaluate left and right ventricular functions using tissue Doppler echocardiography (TDE) and myocardial performance index (MPI) methods in patients with slow coronary flow (SCF) and to determine the relationship ... -
Effect of Weight Loss Induced by Intragastric Balloon Therapy on Cardiac Function in Morbidly Obese Individuals: A Pilot Study
Koc, Fatih; Kayaoglu, Huseyin Ayhan; Celik, Atac; Altunkas, Fatih; Karayakali, Metin; Ozbek, Kerem; Karaman, Kayihan (Karger, 2015)Objective: The aim of the study was to investigate the effect of intragastric balloon therapy on left ventricular function and left ventricular mass in a cohort of morbidly obese patients. Subjects and Methods: A prospective ... -
Effects of prediabetes on coronary collateral circulation in patients with coronary artery disease
Kadi, Hasan; Ceyhan, Koksal; Karayakali, Metin; Celik, Atac; Ozturk, Ahmet; Koc, Fatih; Onalan, Orhan (Lippincott Williams & Wilkins, 2011)Background The risk for cardiovascular disease almost increases in patients with impaired glucose tolerance compared with those with normal glucose tolerance. In experimental studies, it has been shown that impaired fasting ... -
The Evaluation of Angiotensin-converting Enzyme (ACE) Gene I/D and IL-4 Gene Intron 3 VNTR Polymorphisms in Coronary Artery Disease
Basol, Nursah; Celik, Atac; Karakus, Nevin; Ozsoy, Sibel Demir; Yigit, Serbulent (Int Inst Anticancer Research, 2014)Background/Aim: Genetic polymorphism is a strong risk factor for coronary artery disease (CAD). In the present study, our aim was to evaluate angiotensinconverting enzyme (ACE) gene I/D polymorphism and interleukin-4 (IL-4) ... -
Evaluation of possible subclinical atherosclerosis in adolescents with a family history of premature atherosclerosis
Celik, Atac; Ozcetin, Mustafa; Celikyay, Zekiye Ruken Yuksekkaya; Sogut, Erkan; Yerli, Yasemin; Kadi, Hasan; Koc, Fatih (Elsevier Ireland Ltd, 2012)Objective: To evaluate possible subclinical atherosclerosis using biomarkers and ultrasound-guided methods in a group of adolescents having fathers with premature atherosclerosis. Methods: Thirty-three subjects whose fathers ... -
Evaluation of ventricular repolarization features with novel electrocardiographic parameters (Tp-e, Tp-e/QT) in patients with psoriasis
Arisoy, Arif; Karaman, Kayihan; Karayakali, Metin; Demirelli, Selami; Seckin, Havva Yildiz; Celik, Atac; Ceyhan, Koksal (Turkish Soc Cardiology, 2017)Objective: Psoriasis is a chronic inflammatory disorder, which affects around 1%-3% of the human population worldwide. Cardiovascular events are the leading cause of morbidity and mortality in patients with psoriasis. Some ... -
Frequency of fragmented QRS on ECG is increased in patients with rheumatoid arthritis without cardiovascular disease: a pilot study
Kadi, Hasan; Inanir, Ahmet; Habiboglu, Abdulkadir; Ceyhan, Koksal; Koc, Fatih; Celik, Atac; Onalan, Orhan (Springer, 2012)Myocardial fibrosis causes the fragmentation of QRS complexes (fQRS) on ECGs. We hypothesized that the frequency of fQRS could be more common in patients with rheumatoid arthritis (RA) than in control subjects. A total of ... -
Heart Rate Variability and Heart Rate Turbulence in Hypothyroidism before and after Treatment
Celik, Atac; Aytan, Pelin; Dursun, Huseyin; Koc, Fatih; Ozbek, Kerem; Sagcan, Mustafa; Kadi, Hasan (Wiley, 2011)Background: Cardiac autonomic dysfunction may develop in patients with clinical or subclinical thyroid hormone deficiency. Heart rate variability (HRV) and heart rate turbulence (HRT) are used for evaluating changes in ... -
Heart rate variability and turbulence to determine true coronary artery disease in patients with ST segment depression without angina during exercise stress testing
Celik, Atac; Ozturk, Ahmet; Ozbek, Kerem; Kadi, Hasan; Koc, Fatih; Ceyhan, Koksal; Erkorkmaz, Unal (Canadian Soc Clinical Investigation, 2011)Purpose: ST segment depression without angina during an exercise stress test causes diagnostic problems, particularly in non-diabetic patients. Heart rate variability (HRV) and heart rate turbulence (HRT) are used to ...
