Search Results - "Pouliopoulos, Jim"

Role of adipose tissue in the pathogenesis of cardiac arrhythmias by Samanta, Rahul, MBBS, MRCP(UK), FRACP, Pouliopoulos, Jim, BSc, MSc(Med), PhD, Thiagalingam, Aravinda, MBBS, PhD, FRACP, Kovoor, Pramesh, MB BS, PhD, FRACP

“…Epicardial adipose tissue is present in normal healthy individuals. It is a unique fat depot that, under physiologic conditions, plays a cardioprotective role…”
Get full text

Transvascular Pacing of Aorticorenal Ganglia Provides a Testable Procedural Endpoint for Renal Artery Denervation by Qian, Pierre C., Barry, Michael A., Lu, Juntang, Pouliopoulos, Jim, Mina, Ashraf, Bandodkar, Sushil, Alvarez, Shirley, James, Virginia, Ronquillo, John, Varikatt, Winny, Thiagalingam, Aravinda, Thomas, Stuart P.

“…This study sought to develop a method to assess renal sympathetic nerve function through localization and pacing of aorticorenal ganglia (ARG). Transcatheter…”
Get full text

Quantitative spectral assessment of intracardiac electrogram characteristics associated with post infarct fibrosis and ventricular tachycardia by Morellato, John, Chik, William, Barry, M A, Lu, Juntang, Thiagalingam, Aravinda, Kovoor, Pramesh, Pouliopoulos, Jim

“…Post-myocardial infarction (MI) remodeling contributes to increased electrophysiological and structural heterogeneity and arrhythmogenesis. Utilising the…”
Get full text

Atrial cardiomyopathy: Current and future imaging methods for assessment of atrial structure and function by Kessler Iglesias, Cassia, Pouliopoulos, Jim, Thomas, Liza, Hayward, Christopher S, Jabbour, Andrew, Fatkin, Diane

“…Changes in atrial size and function have historically been considered a surrogate marker of ventricular dysfunction. However, it is now recognized that atrial…”
Get full text

Transcatheter microwave ablation can deliver deep and circumferential perivascular nerve injury without significant arterial injury to provide effective renal denervation by Qian, Pierre C, Barry, Michael A, Lu, Juntang, Al-Raisi, Sara, Mina, Ashraf, Ryan, Joshua, Bandodkar, Sushil, Alvarez, Shirley, James, Virginia, Ronquillo, John, Varikatt, Winny, Clayton, Zoe, Chong, James, Kovoor, Pramesh, Pouliopoulos, Jim, McEwan, Alistair, Thiagalingam, Aravinda, Thomas, Stuart P

“…BACKGROUND:Clinical studies of transcatheter radiofrequency renal denervation for treating hypertension have been hampered by the lack of consistent…”
Get full text

Intra-cardiac motion detection catheter for the early identification of acute pericardial tamponade during invasive cardiac procedures by Selvakumar, Dinesh, Barry, Michael A, Pouliopoulos, Jim, Lu, Juntang, Tran, Vu, Kovoor, Pramesh

“…To develop and test an intra-cardiac catheter fitted with accelerometers to detect acute pericardial effusion prior to the onset of hemodynamic compromise…”
Get full text

Spatial characterization of electrogram morphology from transmural recordings in the intact normal heart by Pouliopoulos, Jim, Chik, William, Byth, Karen, Wallace, Elizabeth, Kovoor, Pramesh, Thiagalingam, Aravinda

“…Unipolar (UE) and bipolar electrograms (BE) are utilized to identify arrhythmogenic substrate. We quantified the effect of increasing distance from the source…”
Get full text

Human Connexin40 Mutations Slow Conduction and Increase Propensity for Atrial Fibrillation by Kanthan, Ajita, PhD, MBBS, BMedSc, FRACP, Fahmy, Peter, PhD, MBBS, FRACP, Rao, Renuka, PhD, Pouliopoulos, Jim, PhD, MSc(Med), Alexander, Ian E., PhD, MBBS, FRACP, Thomas, Stuart P., PhD, MBBS, FRACP, Kizana, Eddy, PhD, MBBS, FRACP

“…Background Patch clamping studies using non-cardiomyocytes revealed that the human connexin40 mutations P88S, G38D, and A96S are associated with reduced gap…”
Get full text

Bipolar Ablation of the Interventricular Septum is More Efficient at Creating a Transmural Line than Sequential Unipolar Ablation by SIVAGANGABALAN, GOPAL, BARRY, MICHAEL A., HUANG, KAIMIN, LU, JUNTANG, POULIOPOULOS, JIM, THOMAS, STUART P., ROSS, DAVID L., THIAGALINGAM, ARAVINDA, KOVOOR, PRAMESH

“…Introduction: Post infarct ventricular tachycardia (VT) often involves the interventricular septum (IVS) and requires transmural septal ablation. The purpose…”
Get full text

Ninety Seconds Could be the Optimal Duration for Ventricular Radiofrequency Ablation – Results From a Myocardial Phantom Model by Bhaskaran, Abhishek, MBBS, FRACP, Nalliah, Chrishan, MBBS, FRACP, Chik, William, MBBS, PhD, Pouliopoulos, Jim, MSc, PhD, Ng, Jeanette, Barry, M A, BSc, Nadri, Fazlur, FRACP, Raisi, Sara Al, MBBS MRCP, Dandach, Juliana, MBBS, Thomas, Stuart, MBBS, PhD, Kovoor, Pramesh, MBBS, PhD, Thiagalingam, Aravinda, MBBS, PhD

“…Background Shallow lesions could be the predominant factor affecting the efficacy of ventricular radiofrequency (RF) ablations. The objective of this study was…”
Get full text

Simultaneous Biventricular Noncontact Mapping and Ablation of Septal Ventricular Tachycardia in a Chronic Ovine Infarct Model by Sivagangabalan, Gopal, Pouliopoulos, Jim, Huang, Kaimin, Barry, Michael A, Lu, Juntang, Thomas, Stuart P, Ross, David L, Thiagalingam, Aravinda, Kovoor, Pramesh

“…BACKGROUND—We assessed a novel simultaneous biventricular mapping and ablation approach for septal ventricular tachycardia (VT) in a chronic ovine infarct…”
Get full text

Five seconds of 50-60 W radio frequency atrial ablations were transmural and safe: an in vitro mechanistic assessment and force-controlled in vivo validation by Bhaskaran, Abhishek, Chik, William, Pouliopoulos, Jim, Nalliah, Chrishan, Qian, Pierre, Barry, Tony, Nadri, Fazlur, Samanta, Rahul, Tran, Ying, Thomas, Stuart, Kovoor, Pramesh, Thiagalingam, Aravinda

“…Longer procedural time is associated with complications in radiofrequency atrial fibrillation ablation. We sought to reduce ablation time and thereby…”
Get full text

Comparison of unipolar versus bipolar ablation and single electrode control versus simultaneous multielectrode temperature control by Kovoor, Pramesh, Daly, Michael, Pouliopoulos, Jim, Eipper, Vicki, Dewsnap, Barbara, Ross, David L

“…Creation of linear lesions using multielectrode catheters may be effective at treating cardiac arrhythmias. We compared unipolar versus bipolar ablation,…”
Get full text

Effects of Transmurality and Pacing Distance on Unipolar Electrogram Characteristics by Pouliopoulos, Jim, MSc(Med), Chik, William, MBBS, Byth, Karen, C.Stat, RSS, PhD, Kovoor, Pramesh, PhD, FRACP, Thiagalingam, Aravinda, MB, ChB, PhD

Get full text

1438-P: Diabetes after Cardiac Transplant with Low-Dose Everolimus and Tacrolimus by RAVEN, LISA M., MUIR, CHRISTOPHER A., POULIOPOULOS, JIM, MACDONALD, PETER S., JABBOUR, ANDREW, GREENFIELD, JERRY

“…Background: Although modern immunosuppressants improve survival post-transplant, they are associated with long-term metabolic complications, such as…”
Get full text

Cardiovascular Magnetic Resonance for Rejection Surveillance After Cardiac Transplantation by Anthony, Chris, Imran, Muhammad, Pouliopoulos, Jim, Emmanuel, Sam, Iliff, James, Liu, Zhixin, Moffat, Kirsten, Ru Qiu, Min, McLean, Catriona A., Stehning, Christian, Puntmann, Valentina, Vassiliou, Vass, Ismail, Tevfik F., Gulati, Ankur, Prasad, Sanjay, Graham, Robert M., McCrohon, Jane, Holloway, Cameron, Kotlyar, Eugene, Muthiah, Kavitha, Keogh, Anne M., Hayward, Christopher S., Macdonald, Peter S., Jabbour, Andrew

“…Endomyocardial biopsy (EMB) is the gold standard method for surveillance of acute cardiac allograft rejection (ACAR) despite its invasive nature…”
Get full text

Influence of Body Mass Index on Recurrence of Ventricular Arrhythmia, Mortality in Defibrillator Recipients With Ischaemic Cardiomyopathy by Samanta, Rahul, Narayan, Arun, Pouliopoulos, Jim, Kovoor, Pramesh, Thiagalingam, Aravinda

“…Obesity is associated with increased risk of cardiovascular disease. There is little known, however, about the influence of body mass index (BMI) on…”
Get full text

Influence of BMI on inducible ventricular tachycardia and mortality in patients with myocardial infarction and left ventricular dysfunction: The obesity paradox by Samanta, Rahul, Pouliopoulos, Jim, Kumar, Saurabh, Narayan, Arun, Nadri, Fazlur, Qian, Pierre, Thomas, Stuart, Sivagangabalan, Gopal, Kovoor, Pramesh, Thiagalingam, Aravinda

“…There is little known about the influence of obesity on ventricular electrical remodelling after myocardial infarction. The aim of our study was to assess the…”
Get full text

A PROCEDURAL ENDPOINT FOR CIRCUMFERENTIAL RENAL ARTERY DENERVATION? ABOLITION OF PACING INDUCED RENAL ARTERY VASOCONSTRICTION by Qian, Pierre Cheng, Barry, Michael, Pouliopoulos, Jim, Lu, Juntang, Thiagalingam, Aravinda, Thomas, Stuart

“…Capture of the aorticorenal ganglion was inferred by concurrent hypertensive and ipsilateral renal vasoconstrictor responses during high-frequency pacing at…”
Get full text

PACE-CAPTURE OF AORTICORENAL GANGLIA MAY ENABLE PHYSIOLOGICAL TESTING OF RENAL SYMPATHETIC EFFERENT NERVES by Qian, Pierre Cheng, Barry, Michael, Pouliopoulos, Jim, Lu, Juntang, Thiagalingam, Aravinda, Thomas, Stuart

“…Pacing produced a mean arterial pressure increase of 23 (IQR 18-28) mmHg without significant heart rate change; and ipsilateral renal artery mean diameter…”
Get full text