Hakan Hasdemir

ORCID: 0009-0002-5607-7130
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About
Contact & Profiles
Research Areas
  • Cardiovascular Function and Risk Factors
  • Cardiac Arrhythmias and Treatments
  • Cardiac pacing and defibrillation studies
  • Atrial Fibrillation Management and Outcomes
  • Cardiac Imaging and Diagnostics
  • Cardiovascular Health and Disease Prevention
  • Cardiac electrophysiology and arrhythmias
  • Cardiovascular Effects of Exercise
  • Acute Myocardial Infarction Research
  • Cardiac Structural Anomalies and Repair
  • Cardiac Valve Diseases and Treatments
  • Cardiovascular Disease and Adiposity
  • Coronary Interventions and Diagnostics
  • Coronary Artery Anomalies
  • Cardiovascular and exercise physiology
  • Diabetes, Cardiovascular Risks, and Lipoproteins
  • Liver Disease Diagnosis and Treatment
  • Inflammatory Biomarkers in Disease Prognosis
  • Venous Thromboembolism Diagnosis and Management
  • Cardiomyopathy and Myosin Studies
  • Pulmonary Hypertension Research and Treatments
  • Heart Rate Variability and Autonomic Control
  • Cardiac tumors and thrombi
  • Thyroid Cancer Diagnosis and Treatment
  • Sports Performance and Training

Acıbadem University
2020-2024

Acıbadem University Atakent Hospital
2017-2023

Istanbul Memorial Hospital
2017

Dr. Siyami Ersek Göğüs Kalp Ve Damar Cerrahisi Eğitim Ve Araştırma Hastanesi
2006-2014

Memorial
2013

Antalya IVF
2012

Turkish Society of Cardiology
2012

Institute of Cardiology
2011

Istanbul University
2011

Kartal Koşuyolu High Specialization Training and Research Hospital
2011

To determine the subclinical effects of isolated obesity and its duration on cardiac function by using routine echocardiography tissue Doppler myocardial strain rate.Forty-nine subjects were enrolled in this study; 29 with defined as a body mass index > or = 30 kg/m(2) no other cardiovascular comorbidities, 20 nonobese controls. All underwent two-dimensional including imaging rate.The average was 12.1 years (4-18 years). Abnormalities left ventricular (LV) wall thickness, mass, diastolic...

10.1111/j.1540-8175.2009.01024.x article EN Echocardiography 2010-01-13

Objective: To identify the frequency of atrioventricular (AV) conduction improvement after discontinuation culprit drug in patients with AV block. Background: blockers are considered as reversible causes block that do not require pacemaker (PM) implantation. However, controversial reports declared a major part these drug‐induced blocks persistent or recurrent. Methods: Of 668 consecutive symptomatic type II second‐ third‐degree block, 2:1 atrial fibrillation, and bradyarrhythmia, 108 (62...

10.1111/j.1540-8159.2012.03410.x article EN Pacing and Clinical Electrophysiology 2012-04-24

Consecutive patients (n = 235) with coronary ischemia were studied; 69 (29%) had diabetes. An oral glucose tolerance test (OGTT) was administered to the 166 without diabetes; 76 (46%) normal (group I NGT), 68 (41%) impaired ([IGT] group II IGT), and 22 (13%) diabetic (DGT). The DGT added known diabetics forming (Group III; n 91). Multivessel disease significantly more prevalent in 30 (43%) I, 32 (51%) II, 57 (69%) III ( P .002). Gensini scores 43.20 ± 24.92 54.22 42.61 60.59 38.21 III. .037)...

10.1177/0003319710373747 article EN Angiology 2010-06-21

Exposure to toluene, one of the major components glue, can lead cardiac arrhythmias and sudden sniffing death syndrome. QT dispersion is a useful risk marker for death. The aim this study was investigate effects glue abuse on interval dispersion. included 44 patients with inhalant 34 healthy controls. Patients were divided into three groups: abusers history unexplained syncope (n = 20), asymptomatic 24), control subjects 34). intervals, dispersion, corrected values measured. duration greater...

10.1080/08958370701758304 article EN Inhalation Toxicology 2008-01-01

Although there are studies examining each one separately, no data in the literature comparing magnitudes of iatrogenic, percutaneous coronary intervention (PCI)-induced, microvascular dysfunction (Type-4 CMD) and (CMD) setting ischaemia non-obstructed arteries (INOCA) (Type-1 CMD).We aimed to compare characteristics Type-1 Type-4 CMD subtypes using haemodynamic (resistance flow-related parameters), thermodynamic (wave energy-related parameters) hyperemic ECG changes.Coronary flow reserve...

10.1136/openhrt-2023-002437 article EN cc-by-nc Open Heart 2023-11-01

Objectives To investigate the effects of chronic liver disease (CLD) on structural and functional characteristics right‐sided heart chambers in patients with normal pulmonary artery pressure. Methods Fifty‐one known CLD but without hypertension or other cardiovascular conditions were consecutively enrolled, along 25 age‐ sex‐matched participants. Patients classified according to Model End‐Stage Liver Disease score Child‐Pugh classification. Right ventricular (RV) right atrial (RA)...

10.1002/jum.14516 article EN Journal of Ultrasound in Medicine 2017-12-20

The coexistence of Brugada syndrome and Wolff‐Parkinson‐White (WPW) is a very rare phenomenon. We describe 31‐year‐old patient without any previous cardiac disorder admitted to our hospital due palpitations concomitantly diagnosed as WPW treated with radiofrequency catheter ablation. He was later followed‐up 2 years symptoms. discuss other previously reported cases in literature, which these two conditions exist simultaneously. (PACE 2011; 760–763)

10.1111/j.1540-8159.2010.02997.x article EN Pacing and Clinical Electrophysiology 2011-01-05

The aim of this study was to compare the conventional Doppler echocardiographic parameters before and after accessory pathway ablation in patients with Wolff-Parkinson-White (WPW) syndrome. Thirty (19 males, 11 females) aged 35.5 +/- 14.4 years were enrolled study. All underwent successful radiofrequency catheter (RFCA). Echocardiograhic examination performed RFCA. Aortic pulmonary flows, diastolic early (E) late (A) transmitral filling velocities, their velocity time integrals (VTI), mitral...

10.1536/ihj.48.165 article EN International Heart Journal 2007-01-01

Cardiac myxomas are highly vascular tumors and there is no consensus on the use of coronary angiography to assess their vascularity. A 64-year-old male patient presented with complaints exertional dyspnea, fatigue, arthralgia, weight loss, intermittent high fever, palpitation. He had an 18-month history stent implantation for left anterior descending artery. Echocardiography showed a mobile mass in atrium regular contours. Coronary was performed initial diagnosis myxoma supply tumor by...

10.5543/tkda.2011.01284 article EN cc-by-nc Turk Kardiyoloji Dernegi Arsivi-Archives of the Turkish Society of Cardiology 2011-03-01

Congestive heart failure is characterized by significant autonomic dysfunction. Development of left bundle branch block in congestive a predictor worse outcome. There are several lines evidence that cardiac resynchronization therapy (CRT), biventricular stimulation patients with severe and block, improves functions which can be quantified measuring rate variability. The aim the present study was to assess effect CRT on variability mean (HR) advanced short long-term follow-up. A total 35...

10.1620/tjem.209.337 article EN The Tohoku Journal of Experimental Medicine 2006-01-01

Atherosclerotic plaques tend to involve arterial localizations in which blood flow is not laminar due bends and bifurcations. A 49-year-old man was admitted hospital with breathlessness subsequently diagnosed left ventricular failure. Coronary angiography revealed three-vessel coronary artery disease an anomalous extra anterior descending taking off from the right sinus of Valsalva spared atherosclerosis. The absence side branches relative lack geometry were considered be cause resistance...

10.1055/s-0031-1278370 article EN International Journal of Angiology 2010-06-01

Cardiac resynchronization therapy (CRT) increases cardiac performance and decreases morbidity mortality in patients with heart failure. Mean platelet volume (MPV), a marker of hyperreactivity, was found to be increased both chronic failure thromboembolic events. Systemic pulmonary thromboembolism is frequent complication failure.The aim this study determine the effects on MPV values.Fifty-six QRS duration underwent biventricular pacemaker implantation. Blood samples were collected morning...

10.2143/ac.63.6.2033391 article EN Acta Cardiologica 2008-11-27

Fundamento: A extensão da doença arterial coronariana aterosclerótica em pacientes com angina estável tem importantes implicações prognósticas e terapêuticas.Em modelos atuais de evolução placas, os trombócitos desempenham um papel importante no crescimento placas.O volume plaquetário médio é marcador facilmente determinado, evidência correlação a agregabilidade plaquetária in vitro, além valores comprovadamente maiores após eventos vasculares agudos.Objetivo: No presente estudo,...

10.5935/abc.20130041 article PT cc-by-nc Arquivos Brasileiros de Cardiologia 2013-01-01

Bradyarrhythmia is one of the complications that may develop after cardiac surgery. Only a few studies have previously dealt with this concern, and in our study, we investigated factors affecting development atrioventricular block or sinus node dysfunction requirement permanent pacemaker following surgery.A total 62 patients who developed (AV) required surgery were included study. Among these, 31 evaluated prospectively, information regarding was retrospectively based on hospital records....

10.14744/nci.2017.20438 article EN cc-by-nc Northern Clinics of Istanbul 2017-01-01
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