Detection of hypertensive patients at risk for paroxysmal atrial fibrillation during sinus rhythm by computer-assisted P wave analysisP E Dilaveris
State Department of Cardiology, Hippokration Hospital, Athens, Greece
J Hypertens 17:1463-70. 1999
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- Assessment of ventricular repolarization alterations in subjects with early repolarization
Polychronis Dilaveris
The University Department of Cardiology, Hippokration Hospital, 22 Miltiadou Street, 155 61 Holargos, Athens, Greece
Int J Cardiol 96:273-9. 2004
..Although the electrocardiographic (ECG) features of early repolarization (ER) have been studied extensively, no systematic quantification of ventricular repolarization in subjects with ER has been conducted so far...
- Atrioventricular re-entrant and ventricular tachycardias of left origin: a rare combination
Polychronis Dilaveris
First Department of Cardiology, University ofAthens Medical School, Athens, Greece
Hellenic J Cardiol 49:441-5. 2008
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- Molecular predictors of drug-induced prolongation of the QT interval
Polychronis E Dilaveris
Department of Cardiology, University of Athens Medical School, Hippokration Hospital, 22 Miltiadou Street, 155 61 Athens, Greece
Curr Med Chem Cardiovasc Hematol Agents 3:105-18. 2005
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- Conversion of recent-onset atrial fibrillation or flutter with amiodarone after ibutilide has failed: a rapid, efficient, and safe algorithm
Polychronis Dilaveris
1st University Department of Cardiology, Hippokration Hospital, Athens, Greece
Ann Noninvasive Electrocardiol 10:382-6. 2005
..Ibutilide and amiodarone are used for the pharmacological conversion of atrial fibrillation (AF) or flutter (AFl), but their efficacy is rather moderate...
- Effects of thrombolysis on vectorcardiographic indices of ventricular repolarization: correlation with ST-segment resolution
Polychronis Dilaveris
1st University Department of Cardiology, Hippokration Hospital, 115 27 Athens, Greece
J Electrocardiol 38:347-53. 2005
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- The role of renin angiotensin system blockade in the treatment of atrial fibrillation
Polychronis Dilaveris
Department of Cardiology, University of Athens Medical School, Hippokratin Hospital, Greece
Curr Drug Targets Cardiovasc Haematol Disord 5:387-403. 2005
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- CLimate Impacts on Myocardial infarction deaths in the Athens TErritory: the CLIMATE study
P Dilaveris
The 1st Department of Cardiology, University of Athens Medical School, Hippokration Hospital, Athens, Greece
Heart 92:1747-51. 2006
..To evaluate the impact of meteorological variables on daily and monthly deaths caused by acute myocardial infarction (AMI)...
- Torsades de pointes as a cause of sudden death in a patient with aortic stenosis and atrial fibrillation
Polychronis Dilaveris
1st Department of Cardiology, University of Athens Medical School, Athens, Greece
Ann Noninvasive Electrocardiol 11:284-6. 2006
..A short-long-short sequence, but not increased ventricular ectopics, precipitated torsades de pointes and sudden death in this case which is strongly indicative of triggered activity as the underlying mechanism of the lethal arrhythmia...
- Heart rate lowering by inhibition of the pacemaker current: a new therapeutic perspective in cardiovascular disease
Polychronis Dilaveris
1st Department of Cardiology, University of Athens Medical School, Hippokration Hospital, Athens, Greece
Cardiovasc Hematol Agents Med Chem 4:313-8. 2006
..This review addresses the major basic properties of cardiac f-channels, with a focus on the mode of action of I(f)-current inhibitors and outlines the therapeutic implications of the existing research data...
- Beat by beat variations
Polychronis Dilaveris
1st Department of Cardiology, University of Athens Medical School, Hippokration Hospital, Athens, Greece
Am J Med 120:21-2. 2007
- Ibutilide-induced alterations in electrocardiographic and spatial vectorcardiographic descriptors of ventricular repolarization
Polychronis Dilaveris
Department of Cardiology, Pammakaristos Hospital, Athens, Greece
Clin Cardiol 27:359-63. 2004
..Ibutilide-induced QT interval prolongation has been demonstrated previously. However, its effects on vectorcardiographic (VCG) descriptors of ventricular repolarization (VR) have not been studied so far...
- Differences in the morphology and duration between premature P waves and the preceding sinus complexes in patients with a history of paroxysmal atrial fibrillation
Polychronis E Dilaveris
Department of Cardiology, Pammakaristos Hospital, Athens, Greece
Clin Cardiol 26:341-7. 2003
..Experimental and human mapping studies have demonstrated that perpetuation of AF is due to the presence of multiple reentrant wavelets with various sizes in the right and left atria...
- Beneficial effects of statins on endothelial dysfunction and vascular stiffness
Polychronis Dilaveris
Cardiology Department, School of Medicine, University of Athens, Hippokration Hospital, Athens, Greece
Curr Vasc Pharmacol 5:227-37. 2007
..The present review considers the pathophysiology underlying endothelial dysfunction and increased arterial stiffness associated with atherosclerotic disease and the beneficial effects of statins on these markers of atherosclerosis...
- Effects of ischemia on P wave dispersion and maximum P wave duration during spontaneous anginal episodes
P E Dilaveris
State Department of Cardiology, Hippokration Hospital, Athens, Greece
Pacing Clin Electrophysiol 22:1640-7. 1999
..Atrial conduction abnormalities, as estimated with P maximum and particularly P dispersion, are significantly influenced by myocardial ischemia in patients with CAD and spontaneous angina...
- Clinical and electrocardiographic predictors of recurrent atrial fibrillation
P E Dilaveris
State Department of Cardiology, Hippokration Hospital, Athens, Greece
Pacing Clin Electrophysiol 23:352-8. 2000
..Therefore, simple AF predictors exist that could possibly distinguish the patients in whom prophylaxis with antiarrhythmic medicines should be instituted...
- The spatial QRS-T angle as a marker of ventricular repolarisation in hypertension
P Dilaveris
The State Department of Cardiology, Hippokration Hospital, Athens, Greece
J Hum Hypertens 15:63-70. 2001
..Hence, we may suggest that the angle between the directions of ventricular depolarisation and repolarisation is a sensitive marker of the repolarisation alterations in systemic hypertension. Journal of Human Hypertension (2001) 15, 63-70..
- Spatial aspects of ventricular repolarization in postinfarction patients
P Dilaveris
State Department of Cardiology, Hippokration Hospital, Greece
Pacing Clin Electrophysiol 24:157-65. 2001
..The different QT dispersion values observed in this study between the two post-MI groups should be considered cautiously because of the low accuracy of the manual measurements...
- Circadian behavior of P-wave duration, P-wave area, and PR interval in healthy subjects
P E Dilaveris
Department of Cardiological Sciences, St George s Hospital Medical School, London, England
Ann Noninvasive Electrocardiol 6:92-7. 2001
..The circadian variation of P-wave characteristics and their dynamic adaptation to heart rate changes was not tested before...
- P-wave dispersion: a novel predictor of paroxysmal atrial fibrillation
P E Dilaveris
State Department of Cardiology, Hippokration Hospital, Athens, Greece
Ann Noninvasive Electrocardiol 6:159-65. 2001
..Previous studies have demonstrated that individuals with a clinical history of paroxysmal AF show a significantly increased P-wave duration in 12-lead surface electrocardiograms (ECG) and signal-averaged ECG recordings...
- The effects of cigarette smoking on the heterogeneity of ventricular repolarization
P Dilaveris
State Department of Cardiology, Hippokration Hospital, Athens, Greece
Am Heart J 142:833-7. 2001
..Although the circulatory effects of cigarette smoking have been studied extensively, its impact on ventricular repolarization has not been adequately evaluated...
- Future concepts in P wave morphological analyses
Polychronis E Dilaveris
Department of Cardiology, Hippokration Hospital, Athens, Greece
Card Electrophysiol Rev 6:221-4. 2002
..The feasibility of the surface ECG to detect the presence of an abnormal electrophysiological substrate in the atrial myocardium as well as to localize ectopic atrial rhythms will be enhanced by use of P wave morphological analysis...
- Role of right-sided chest leads in the detection of multivessel coronary artery disease in patients with extended Q-wave anterior myocardial infarction
Andreas P Michaelides
Exercise Laboratory, 1st Department of Cardiology Clinic, Medical School of Athens University, Hippokration Hospital, Athens, Greece
Coron Artery Dis 17:165-71. 2006
..To evaluate the improvement of diagnostic ability of exercise testing to detect multivessel coronary artery disease in patients with extended Q-wave anterior myocardial infarction, using additional right-sided chest leads...
- A QRS score versus ST-segment changes during exercise testing: which is the most reliable ischaemic marker after myocardial revascularisation?
Andreas P Michaelides
Department of Cardiology, Medical School of Athens University, Hippokration Hospital, Greece
Coron Artery Dis 14:527-32. 2003
..The aim of this study was to improve the diagnostic accuracy of exercise testing in patients with a history of PTCA or CABG, with the implementation of a QRS score...
- The aortic distensibility alteration is an index of influence of ischemic preconditioning to myocardial performance
Andreas P Michaelides
Department of A Cardiology Clinic, Medical School of Athens University, Hippokration Hospital, Athens, Greece
Int J Cardiol 113:76-81. 2006
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- Significance of exercise-induced ST changes in leads aVR, V5, and V1. Discrimination of patients with single- or multivessel coronary artery disease
Andreas P Michaelides
Department of Cardiology, Medical School of Athens University, Hippokration Hospital, Athens, Greece
Clin Cardiol 26:226-30. 2003
..It was also postulated that ST elevation in aVR and simultaneous ST depression in V5 (aVR-E + V5-D) is a marker of ischemia due to significant stenosis of the LAD in patients with single-vessel disease...
- Improved myocardial performance during repetitive exercise testing: the role of extracellular superoxide dismutase activity in a model of exercise-induced myocardial preconditioning
Andreas P Michaelides
Exercise Laboratory, Cardiac Department of Athens University, Hippokration Hospital, Athens, Greece
Am Heart J 146:160-7. 2003
..The aim of this study was to investigate whether endogenous antioxidant defense is involved in adaptation to myocardial ischemia in patients with coronary artery disease and severe exercise-induced myocardial ischemia...
- Right-sided chest leads in exercise testing for detection of coronary restenosis
Andreas P Michaelides
Exercise Laboratory, 1st University Department of Cardiology, Athens Medical School, Hippokration Hospital, Athens, Greece
Clin Cardiol 33:236-40. 2010
..The incorporation of right-sided chest leads (V(3)R through V(5)R) into standard exercise testing has been reported to improve its diagnostic utility...
- The antihypertensive treatment effect on left ventricular diastolic function is reflected in exercise electrocardiogram
Charalampos I Liakos
1st Cardiology Department, University of Athens Medical School, Hippokration Hospital, Athens, Greece
J Electrocardiol 45:28-35. 2012
..The aim of this prospective study was to evaluate the antihypertensive treatment effect on hump and on pseudoischemic ST-segment depression and potential correlations to LV diastolic function and mass changes...
- QRS score versus ST-segment changes in patients undergoing Tl-201 scintigraphy using dipyridamole infusion
Andreas P Michaelides
A' Department of Cardiology, Medical School of Athens University, Hippokration Hospital, 66 Thermopylon Street, 15235 Vrilissia, Athens, Greece
J Nucl Cardiol 12:203-7. 2005
..CONCLUSIONS: An abnormal QRS score significantly improves the low sensitivity of ST-segment changes for the detection of myocardial ischemia and CAD by use of Tl-201 scintigraphy with dipyridamole infusion and handgrip isometric stress...
- P wave analysis indices in young healthy men: data from the digital electrocardiographic study in Hellenic Air Force Servicemen (DEHAS)
Elias J Gialafos
State Department of Cardiology, Hippokration Hospital, Athens, Greece
Pacing Clin Electrophysiol 26:367-72. 2003
..This study defined normal indices of wave duration and correlations among them. These markers may play an important predictive role in patients with atrial conduction abnormalities...
- Transient ST-segment depression during paroxysms of atrial fibrillation in otherwise normal individuals: relation with underlying coronary artery disease
Aristides Androulakis
J Am Coll Cardiol 50:1909-11. 2007
