A HATZIYIANNI

ORCID: 0000-0001-9482-4024
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About
Contact & Profiles
Research Areas
  • Atrial Fibrillation Management and Outcomes
  • Cardiac Arrhythmias and Treatments
  • COVID-19 epidemiological studies
  • Cardiac electrophysiology and arrhythmias
  • Cardiovascular Health and Disease Prevention
  • Global Public Health Policies and Epidemiology
  • COVID-19 Clinical Research Studies
  • COVID-19 and healthcare impacts
  • Blood Pressure and Hypertension Studies
  • Global Health Care Issues
  • Engineering Diagnostics and Reliability
  • Heart Rate Variability and Autonomic Control
  • COVID-19 Pandemic Impacts
  • Retinal Imaging and Analysis
  • Cardiac Imaging and Diagnostics
  • Lipoproteins and Cardiovascular Health
  • Vaccine Coverage and Hesitancy
  • ECG Monitoring and Analysis
  • Cardiovascular Function and Risk Factors
  • Healthcare Systems and Reforms
  • Cardiovascular Syncope and Autonomic Disorders
  • Climate Change and Health Impacts
  • Health disparities and outcomes
  • Cardiovascular Disease and Adiposity
  • Venous Thromboembolism Diagnosis and Management

Paphos General Hospital
2020-2023

Hippocration General Hospital
2003-2011

Larnaca College
2011

National and Kapodistrian University of Athens
2003-2009

Although inflammation has been shown to be implicated in the pathophysiology of atrial fibrillation (AF), little is known about its involvement accompanying electrical remodeling expressed by P wave dispersion (P(disp)).Fifty hypertensive subjects with documented paroxysmal AF (AF group) and 50 matched for body mass index, sex office systolic blood pressure (BP) no history (SR were subjected electrocardiogram (ECG) P(disp) assessment, hs-CRP determination, a complete echocardiographic study...

10.1038/ajh.2009.231 article EN American Journal of Hypertension 2009-11-27

The spread of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) resulted in an extraordinary global public health crisis. In early 2020, Cyprus, among other European countries, was affected by the SARS-CoV-2 epidemic and adopted lockdown measures March 2020 to limit initial outbreak on island. this study, we performed a comprehensive retrospective molecular epidemiological analysis (genetic, phylogenetic, phylodynamic phylogeographic analyses) isolates Cyprus from April January...

10.3390/v13061098 article EN cc-by Viruses 2021-06-09

A mass vaccination strategy is estimated to be the long-term solution control COVID-19. Different European countries have committed strategies with variable population inoculation rates. We sought investigate extent which COVID-19 strategies, rate, and outcome differ between Cyprus Malta. Data were obtained from Ministry of Health websites dashboards, while data Centre for Disease Prevention Control until mid-June, 2021. Comparative assessments performed two using Microsoft® Excel Mac,...

10.3390/healthcare10020222 article EN Healthcare 2022-01-24

COVID-19 became a global pandemic within weeks, as every country including small states and islands experienced surge in cases. Small are known to face several challenges the quest curb viral spread, but with absence of land boarders population size, these factors should have played their advantage minimize spread. The aim this article was compare contrast situation, restrictions, preparedness, management healthcare systems between island Cyprus, Iceland Malta.Data were obtained from...

10.1093/eurpub/ckab217 article EN cc-by European Journal of Public Health 2021-12-30

Noninvasive ultrasound imaging of carotid intima-media thickness (IMT) has been recommended for patients at intermediate risk cardiovascular disease to improve stratification.However, the utility this test in clinical practice and its effect on ensuing management during primary prevention remain unclear.We investigated common IMT total atherosclerotic plaque area (CPA) measurement stratification 95 (Framingham score 6 -19%).Subjects were re-stratified low, intermediate, or high based upon...

10.1016/j.amjhyper.2004.03.391 article EN American Journal of Hypertension 2004-05-01

To date in Cyprus, there is no dedicated "Quality Improvement" body or Public Health authority. The long-awaited general healthcare system (known as GeSy GHS) has been completed, mid-stream of the COVID-19 pandemic. A recently proposed resilience plan response to lessons learnt from pandemic was put forward by Government Republic Cyprus strengthen capacity GHS and support public health defense. negotiator Minister 2015-2018 also provided his view that needs a holistic transformation service...

10.3389/fpubh.2022.734796 article EN cc-by Frontiers in Public Health 2022-07-11

Hypertensive population is characterised by a high prevalence of paroxysmal atrial fibrillation (PAF). Atrial natriuretic peptide levels and P-wave dispersion measured from signal-averaged ECG are correlated with the initiation PAF. We assessed hypothesis that hypertensive patients prone to develop PAF can be identified while in sinus rhythm manual measuring also assessing brain (BNP) plasma levels. Towards this end, we studied 30 history (group A) without B). The was recorded 24h...

10.1016/j.amjhyper.2004.03.606 article EN American Journal of Hypertension 2004-05-01

Introduction: Hypertrigliceridemia has been described as a very common co-morbidity in diabetes mellitus II patients, associated with insulin resistance and lipotoxicity. Although the exact pathophysiological association remains controversial, it is an established fat that increased circulation localized accumulation, especially visceral, predisposes to faster disease progression onset of macro- or micro-vascular complication. This clnical study aims evaluate presence any correlation between...

10.1055/s-0031-1277369 article EN Diabetologie und Stoffwechsel 2011-05-01

Introduction: Clinical and epidemiological data suggest that microalbuminuria is a marker of increased cardiovascular risk in patients with DM2 participates, along various other factors, the pathophysiology atherosclerosis.

10.1055/s-0031-1277408 article EN Diabetologie und Stoffwechsel 2011-05-01

Abstract Knowledge about the extent of COVID-19 mortality burden is important to inform policy-making decisions. To gain greater insights into population health impact mortality, Years Life Lost (YLL) can be estimated. We aimed determine YLL linked over first two years (March 2020–March 2022) pandemic in Cyprus, by areas, and age sex. was estimated multiplying counts age-conditional life expectancy from 2019 Global Burden Disease table. accounted for 16,704 pandemic—approximately 18.5 lost...

10.1007/s44250-023-00051-9 article EN cc-by Discover Health Systems 2023-11-02

BNP is a cardiac neurohormone secreted from the ventricles in response to ventricular volume expansion and pressure overload. levels may also reflect diastolic dysfunction. We assessed hypothesis that plasma be of prognostic value hypertensive patients predisposed AF. For this purpose, were measured 30 with history paroxysmal atrial fibrillation (PAF) (group A) without previous PAF B).In 8 group A during paroxysm AF after reversion sinus rhythm. There no differences among two groups...

10.1016/j.amjhyper.2005.03.614 article EN American Journal of Hypertension 2005-05-01

Increased brain natriuretic peptide (BNP) plasma levels may reflect diastolic dysfunction and therefore is correlated with the initiation of atrial fibrillation in hypertensive patients. Whether an association exists between BNP left size patients at risk for PAF not well investigated. Towards this end, we measured 60 patients, 30 a history paroxysmal (PAF) (group A) without B). Also our underwent echocardiographic study determination (LA) dimensions, ventricular mass index ejection fraction...

10.1016/j.amjhyper.2004.03.607 article EN American Journal of Hypertension 2004-05-01

Atrial natriuretic peptide (ANP) levels have been related to increased atrial pressure, alterations of effective refractory period and also correlated with the initiation duration fibrillation (AF), whereas a little is known about brain (BNP). We assessed hypothesis that BNP plasma may be prognostic value in hypertensive patients predisposed AF. For this purpose, were measured 30 history paroxysmal (PAF) (group A) without previous PAF B).In 8 from group A during paroxysm AF after reversion...

10.1016/j.amjhyper.2005.03.299 article EN American Journal of Hypertension 2005-05-01

Hypertensive population is characterised by a high prevalence of paroxysmal atrial fibrillation (PAF). P-wave dispersion measured from signal-averaged ECG and natriuretic peptide levels are correlated with the initiation PAF. We assessed hypothesis that hypertensive patients prone to develop PAF can be identified while in sinus rhythm manual measuring also assessing brain (BNP) plasma levels.

10.1016/j.amjhyper.2005.03.399 article EN other-oa American Journal of Hypertension 2005-05-01

Increased left ventricular mass (LVM), a risk factor for cardiovascular disease, has rarely been examined in relation to psychological factors.A previous study shown that individuals who cope with their anger by suppressing it have an earlier mortality than those express it; however, the physiological pathway this association remains unknown.The aim of was explore whether certain coping types are associated variation LVM.We 292 subjects, 18-50 years, at Tecumseh, Michigan site NHLBI Family...

10.1016/j.amjhyper.2004.03.521 article EN American Journal of Hypertension 2004-05-01

Hypertensive population is characterised by a high incidence of paroxysmal atrial fibrillation (PAF). Atrial associated with systolic loss and reduction left ventricle filling, resulting in various sometimes severe problems reversible or irreversible. We assessed the hypothesis that there possible relation between size P-wave dispersion hypertensive patients at risk for PAF while sinus rhythm . Towards this end, 24h ECG-monitoring (Holter) was recorded 52 patients, 30 history (group A) 22...

10.1016/j.amjhyper.2004.03.392 article EN American Journal of Hypertension 2004-05-01

Background: identification of optimal atrioventricular delay is crucial for hemodynamic improvement patients undergoing cardiac resynchronisation therapy.The ideal programming selected according to Doppler echocardiography measurement.However, noninvasive impedance-based determination output may be helpful facilitate device programming.Methods: we studied six (mean age 664-8 years) with advanced heart failure (EF 224-3%) and left bundle branch block (QRS 1674-28ms) following implantation a...

10.1016/eupace/7.supplement_1.170-c article EN EP Europace 2005-01-01
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