Publications by authors named "Fraz Umar"

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Mortality trends in pulmonary arterial hypertension in Canada: a temporal analysis of survival per ESC/ERS guideline era.
Jason G E Zelt, Jordan Sugarman, Jason Weatherald, Arun C R Partridge, Jiaming Calvin Liang, Fraz Umar

Eur Respir J· June 2022

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Myocardial Fibrosis Predicts Ventricular Arrhythmias and Sudden Death After Cardiac Electronic Device Implantation.
Francisco Leyva, Abbasin Zegard, Osita Okafor, Paul Foley, Fraz Umar

J Am Coll Cardiol· February 2022

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Low-Density Lipoprotein Cholesterol Level Trends and the Development of Cardiac Allograft Vasculopathy After Heart Transplantation.
Natasha Aleksova, Fraz Umar, Jordan Bernick, Lisa M Mielniczuk, Heather J Ross

CJC Open· December 2021

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A hundred heart failure deaths: lessons learnt from the Dr Foster heart failure hospital mortality alert.
Patrick Tran, Michelle McDonald, Lleika Kunaselan, Fraz Umar, Prithwish Banerjee

Open Heart· February 2021

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Long-term follow-up of normal and structural heart ventricular tachycardia catheter ablation: real-world experience from a UK tertiary centre.
Ahmed M Adlan, Aruna Arujuna, Rory Dowd, Sajad Hayat, Sandeep Panikker, Fraz Umar

Open Heart· February 2021

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Effect of QRS area reduction and myocardial scar on the hemodynamic response to cardiac resynchronization therapy.
Osita Okafor, Fraz Umar, Abbasin Zegard, Peter van Dam, Jamie Walton

Heart Rhythm· December 2020

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Renal function and the long-term clinical outcomes of cardiac resynchronization therapy with or without defibrillation.
Francisco Leyva, Abbasin Zegard, Robin Taylor, Paul W X Foley, Fraz Umar

Pacing Clin Electrophysiol· June 2019

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Long-term clinical outcomes of cardiac resynchronization therapy with or without defibrillation: impact of the aetiology of cardiomyopathy.
Francisco Leyva, Abbasin Zegard, Fraz Umar, Robin James Taylor, Edmund Acquaye

Europace· November 2018

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Long-Term Outcomes of Cardiac Resynchronization Therapy Using Apical Versus Nonapical Left Ventricular Pacing.
Francisco Leyva, Abbasin Zegard, Robin J Taylor, Paul W X Foley, Fraz Umar

J Am Heart Assoc· August 2018

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Outcomes of Cardiac Resynchronization Therapy With or Without Defibrillation in Patients With Nonischemic Cardiomyopathy.
Francisco Leyva, Abbasin Zegard, Edmund Acquaye, Christopher Gubran, Robin Taylor, Fraz Umar

J Am Coll Cardiol· September 2017

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Haemodynamic effects of cardiac resynchronization therapy using single-vein, three-pole, multipoint left ventricular pacing in patients with ischaemic cardiomyopathy and a left ventricular free wall scar: the MAESTRO study.
Fraz Umar, Robin J Taylor, Berthold Stegemann, Howard Marshall, Sharon Flannigan

Europace· August 2016

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The clinical outcome of cardiac resynchronization therapy in post-surgical valvular cardiomyopathy.
Francisco Leyva, Fraz Umar, Robin J Taylor, Richard P Steeds, Michael P Frenneaux

Europace· May 2016

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Left ventricular lead position, mechanical activation, and myocardial scar in relation to left ventricular reverse remodeling and clinical outcomes after cardiac resynchronization therapy: A feature-tracking and contrast-enhanced cardiovascular magnetic resonance study.
Robin J Taylor, Fraz Umar, Jonathan R Panting, Berthold Stegemann, Francisco Leyva

Heart Rhythm· February 2016

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Mechanical effects of left ventricular midwall fibrosis in non-ischemic cardiomyopathy.
Robin J Taylor, Fraz Umar, Erica L S Lin, Amar Ahmed, William E Moody

J Cardiovasc Magn Reson· January 2016

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Myocardial strain measurement with feature-tracking cardiovascular magnetic resonance: normal values.
Robin J Taylor, William E Moody, Fraz Umar, Nicola C Edwards, Tiffany J Taylor

Eur Heart J Cardiovasc Imaging· August 2015

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Comparison of magnetic resonance feature tracking for systolic and diastolic strain and strain rate calculation with spatial modulation of magnetization imaging analysis.
William E Moody, Robin J Taylor, Nicola C Edwards, Colin D Chue, Fraz Umar

J Magn Reson Imaging· April 2015

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Feature-tracking cardiovascular magnetic resonance as a novel technique for the assessment of mechanical dyssynchrony.
Robin J Taylor, Fraz Umar, William E Moody, Chitra Meyyappan, Berthold Stegemann

Int J Cardiol· July 2014

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Letter by Taylor et al regarding article, "Myocardial fibrosis as a key determinant of left ventricular remodeling in idiopathic dilated cardiomyopathy: a contrast-enhanced cardiovascular magnetic study".
Robin J Taylor, Fraz Umar, Francisco Leyva

Circ Cardiovasc Imaging· November 2013

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Fundoscopy: a reflection upon medical training?
Satinder Dalay, Fraz Umar, Saad Saeed

Clin Teach· April 2013

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Left ventricular midwall fibrosis as a predictor of mortality and morbidity after cardiac resynchronization therapy in patients with nonischemic cardiomyopathy.
Francisco Leyva, Robin J Taylor, Paul W X Foley, Fraz Umar, Lawrence J Mulligan

J Am Coll Cardiol· October 2012

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Is the pre-ejection period key to predicting the response to cardiac resynchronization therapy?
Fraz Umar, Francisco Leyva

Circ J· September 2012

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Dual-chamber pacemaker in persistent left superior vena cava.
Fraz Umar, Abdalla Alzuwam, Faizel Osman

Heart· August 2011

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Mechanisms of vasodilatation induced by nitrite instillation in intestinal lumen: possible role of hemoglobin.
Andrey V Kozlov, Giuseppina Costantino, Babak Sobhian, Laszlo Szalay, Fraz Umar

Antioxid Redox Signal· June 2005

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Skeletal muscles, heart, and lung are the main sources of oxygen radicals in old rats.
Andrey V Kozlov, Laszlo Szalay, Fraz Umar, Karl Kropik, Katrin Staniek

Biochim Biophys Acta· June 2005

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Increased plasma D-lactate is associated with the severity of hemorrhagic/traumatic shock in rats.
Laszlo Szalay, Fraz Umar, Anna Khadem, Mohammad Jafarmadar, Walter Fürst

Shock· September 2003

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