Research Topics
| Pawel KuklikSummaryAffiliation: University of Adelaide Country: Australia Publications
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Detail Information
Publications
Quantitative description of the regional mechanics of the left atria by electroanatomical mappingPawel Kuklik
Cardiovascular Research Center, Department of Cardiology, Royal Adelaide Hospital, University of Adelaide, Australia
Physiol Meas 31:555-64. 2010..Therefore, we hypothesize that in order to minimize the impact on atrial mechanical function, an important determinant of thromboembolic risk, damage should be minimized to these atrial regions...
Spiral wave breakup in excitable media with an inhomogeneity of conduction anisotropyP Kuklik
Physics of Complex Systems, Faculty of Physics, Warsaw University of Technology, ul Koszykowa 75, Warszawa, Poland
Comput Biol Med 40:775-80. 2010..Our results suggest that the inhomogeneity of conduction anisotropy may promote wave breakup and hence play an important role in the initiation and perpetuation of the cardiac arrhythmias...
Integration of the data from electroanatomical mapping system and CT imaging modalityP Kuklik
Faculty of Physics, Warsaw University of Technology, Warsaw, Poland
Int J Cardiovasc Imaging 25:425-32. 2009..25 mm. Bipolar viability and activation maps were reconstructed on the CT geometry. Our method allowed us to create maps of electrophysiological parameters of anatomically complex structures without the need for their detailed mapping...
Role of spiral wave pinning in inhomogeneous active media in the termination of atrial fibrillation by electrical cardioversionPawel Kuklik
Cardiovascular Research Centre, Department of Cardiology, Royal Adelaide Hospital, University of Adelaide, Adelaide, SA 5000, Australia
Comput Biol Med 40:363-72. 2010..We show that in inhomogeneous system delayed termination can be explained as the unpinning of a spiral wave from inhomogeneities and its termination after collision with the edge of the system...
Hypertension and atrial fibrillation: evidence of progressive atrial remodeling with electrostructural correlate in a conscious chronically instrumented ovine modelDennis H Lau
Cardiovascular Research Centre, Department of Cardiology, Royal Adelaide Hospital and Discipline of Medicine, University of Adelaide, Adelaide, Australia
Heart Rhythm 7:1282-90. 2010..Hypertension accounts for more atrial fibrillation (AF) than any other predisposing factor...
Direction-dependent conduction in lone atrial fibrillationChristopher X Wong
Cardiovascular Research Centre, Department of Cardiology, Royal Adelaide Hospital and Discipline of Medicine, University of Adelaide, Adelaide, Australia
Heart Rhythm 7:1192-9. 2010..Patients with lone atrial fibrillation (AF) have an abnormal atrial substrate...
Atrial protective effects of n-3 polyunsaturated fatty acids: a long-term study in ovine chronic heart failureDennis H Lau
Cardiovascular Research Centre, Department of Cardiology, Royal Adelaide Hospital, Adelaide, Australia
Heart Rhythm 8:575-82. 2011..It has been suggested that omega-3 polyunsaturated fatty acids (n-3 PUFAs) may prevent the development of atrial fibrillation (AF)...
High-density mapping of the sinus node in humans: role of preferential pathways and the effect of remodelingMartin K Stiles
Cardiovascular Research Centre, Department of Cardiology, Royal Adelaide Hospital and the Disciple of Medicine, University of Adelaide, Adelaide, Australia
J Cardiovasc Electrophysiol 21:532-9. 2010..We aimed to characterize the functional sinus node complex in health and disease with high-density simultaneous mapping...
Image integration using NavX Fusion: initial experience and validationAnthony G Brooks
Cardiovascular Research Centre, Department of Cardiology, Royal Adelaide Hospital and Disciplines of Medicine and Physiology, University of Adelaide, Adelaide, South Australia
Heart Rhythm 5:526-35. 2008..NavX Fusion software aims to mold the virtual anatomy to the patient's computed tomography (CT) image; however, the accuracy and clinical usefulness of this system have not been reported...
Direction-dependent conduction abnormalities in the chronically stretched atriaChristopher X Wong
Centre for Heart Rhythm Disorders, University of Adelaide and Royal Adelaide Hospital, Adelaide, Australia
Europace 14:954-61. 2012..We thus sought to characterize direction-dependent conduction in chronically stretched atria...
Characterization of atrial remodeling studied remote from episodes of typical atrial flutterMartin K Stiles
Department of Cardiology, University of Adelaide, Adelaide, South Australia, Australia
Am J Cardiol 106:528-34. 2010..These persisting abnormalities characterize the substrate underlying typical AFL and may account for the subsequent development of atrial fibrillation...
High-density mapping of atrial fibrillation in humans: relationship between high-frequency activation and electrogram fractionationMartin K Stiles
Cardiovascular Research Centre, Department of Cardiology, Royal Adelaide Hospital, Disciplines of Medicine and Physiology, University of Adelaide, Adelaide, Australia
J Cardiovasc Electrophysiol 19:1245-53. 2008..Sites of complex fractionated atrial electrograms (CFAE) and dominant frequency (DF) have been implicated in maintaining atrial fibrillation (AF); however, their relationship is poorly understood...
Atrial remodeling in an ovine model of anthracycline-induced nonischemic cardiomyopathy: remodeling of the same sortDennis H Lau
Cardiovascular Research Centre, Departments of Cardiology and Cardiothoracic Surgery, Royal Adelaide Hospital and the Disciplines of Medicine and Physiology, University of Adelaide, Adelaide, Australia
J Cardiovasc Electrophysiol 22:175-82. 2011..To evaluate whether the atrial changes were specific to the model or represented an end result of HF, this study aimed to characterize atrial remodeling in an ovine model of doxorubicin-induced cardiomyopathy...
Paroxysmal lone atrial fibrillation is associated with an abnormal atrial substrate: characterizing the "second factor"Martin K Stiles
Cardiovascular Research Centre, Department of Cardiology, Royal Adelaide Hospital, University of Adelaide, Adelaide, Australia
J Am Coll Cardiol 53:1182-91. 2009..The purpose of this study was to determine whether patients with paroxysmal "lone" atrial fibrillation (AF) have an abnormal atrial substrate...
Reverse remodeling of the atria after treatment of chronic stretch in humans: implications for the atrial fibrillation substrateBobby John
Department of Cardiology, Royal Adelaide Hospital and the Disciplines of Medicine and Physiology, University of Adelaide, Cardiovascular Research Center, Adelaide, Australia
J Am Coll Cardiol 55:1217-26. 2010..The aim of this report was to study the effect of chronic stretch reversal on the electrophysiological characteristics of the atria in humans...
Atrial remodeling in obstructive sleep apnea: implications for atrial fibrillationHany Dimitri
Centre for Heart Rhythm Disorders CHRD, Discipline of Medicine, University of Adelaide, Adelaide, Australia
Heart Rhythm 9:321-7. 2012..There is a known association between obstructive sleep apnea (OSA) and atrial fibrillation (AF); however, how OSA affects the atrial myocardium is not well described...
Left atrial remodeling in patients with atrial septal defectsKurt C Roberts-Thomson
Cardiovascular Research Centre, Department of Cardiology, Royal Adelaide Hospital, University of Adelaide, Adelaide, Australia
Heart Rhythm 6:1000-6. 2009..Information regarding left atrial (LA) substrate in conditions predisposing to atrial fibrillation (AF) is limited...
Outcomes of long-standing persistent atrial fibrillation ablation: a systematic reviewAnthony G Brooks
Department of Cardiology, Royal Adelaide Hospital and the Disciplines of Medicine and Physiology, University of Adelaide, Cardiovascular Research Centre, Adelaide, Australia
Heart Rhythm 7:835-46. 2010..Ablation of long-standing persistent atrial fibrillation (AF) is highly variable, with differing techniques and outcomes...
Feasibility of high-density electrophysiological study using multiple-electrode array in isolated small animal atriaDennis H Lau
Cardiovascular Research Centre, Department of Cardiology, Royal Adelaide Hospital, Disciplines of Medicine and Physiology, University of Adelaide, Adelaide, Australia
Clin Exp Pharmacol Physiol 37:1023-7. 2010..In particular, it presents new research avenues to further explore the mechanisms of atrial arrhythmias in various transgenic and knockout rodent models...
Characteristics of ectopic triggers associated with paroxysmal and persistent atrial fibrillation: evidence for a changing roleAnthony G Brooks
Centre for Heart Rhythm Disorders, University of Adelaide, and Royal Adelaide Hospital, Adelaide, Australia
Heart Rhythm 9:1367-74. 2012..Atrial premature contractions (APCs) are well described to precede the initiation of paroxysmal atrial fibrillation (pAF). However, whether APC characteristics alter with progression of the arrhythmia is unknown...
Electrical remodelling of the left and right atria due to rheumatic mitral stenosisBobby John
Cardiovascular Research Center, Department of Cardiology, Royal Adelaide Hospital, University of Adelaide, Adelaide, Australia
Eur Heart J 29:2234-43. 2008..To characterize the atrial remodelling in mitral stenosis (MS)...
Obesity results in progressive atrial structural and electrical remodeling: implications for atrial fibrillationHany S Abed
Centre for Heart Rhythm Disorders, Discipline of Medicine, University of Adelaide and Department of Cardiology, Royal Adelaide Hospital, Adelaide, Australia
Heart Rhythm 10:90-100. 2013..Obesity is associated with atrial fibrillation (AF); however, the mechanisms by which it induces AF are unknown...
Short-term hypertension is associated with the development of atrial fibrillation substrate: a study in an ovine hypertensive modelDennis H Lau
Cardiovascular Research Centre, Department of Cardiology, Royal Adelaide Hospital, Adelaide, Australia
Heart Rhythm 7:396-404. 2010..However, the mechanisms of this link remain poorly understood. In addition, whether short-term hypertension can result in a substrate for AF is not known...
The effect of electrogram duration on quantification of complex fractionated atrial electrograms and dominant frequencyMartin K Stiles
Cardiovascular Research Centre, Department of Cardiology, Royal Adelaide Hospital, University of Adelaide, Adelaide, South Australia, Australia
J Cardiovasc Electrophysiol 19:252-8. 2008..This study aimed to determine the minimum electrogram recording duration that accurately characterizes CFAE or DF sites for ablation without unduly lengthening the procedure...
Concealed conduction effects in the atriumJan J Zebrowski
Physics of Complex Systems, Faculty of Physics, Warsaw University of Technology, Warszawa, ul Koszykowa 75, Poland
IEEE Eng Med Biol Mag 28:24-9. 2009..The effect of breathing modulation of heart rate and of a single deep breath can also be modeled. Finally, concealed conduction effects in the atrium are studied, yielding results comparable with recorded heart rate variability data...
