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Publications

Blinded Analysis of an Exercise ECG Database Using High Frequency QRS Analysis

N. Omer, Y. Granot, M. Kähönen, R. Lehtinen, T. Nieminen, K. Nikus, T. Lehtimäki, J. Viik, S. Abboud

Computing in Cardiology 2017, September 24-27, 2017, Rennes, France

To website
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Clinical Performance of High Frequency QRS Analysis for Detecting Ischemia Using Limited Sampling Rate

N. Omer, S. Abboud, Y. Granot

Computing in Cardiology 2017, September 24-27, 2017, Rennes, France

To website
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Chapter 13: Electrocardiographic Exercise Testing

Gregory S. Thomas and Myrvin H. Ellestad

Fuster V, Harrington RA, Narula J, Eapen ZJ, Eds. Hurst’s the Heart, 14th ed. McGraw-Hill Education; 2017

To website
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High Frequency QRS analysis for detection of Stress-Induced Ischemia

N. Omer, Y. Granot, M. Kähönen, R. Lehtinen, T. Nieminen, K. Nikus, T. Lehtimäki, J. Viik, S. Abboud

EMBEC 2017, June 11-15, 2017, Tampere, Finland

To website
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Incremental Diagnostic Accuracy of High Frequency QRS Analysis Over ST-Analysis for Myocardial Ischemia: Multi-Center Prospective Cohort

Pelbreton Balfour, George Beller, Jamieson Bourque
Journal of the American College of Cardiology, Vol. 69, Issue 11, Supplement, 21 March 2017
To Abstract

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Pre-hospital use of high-frequency QRS analysis in healthy volunteers and patients with symptoms of coronary artery disease in acute care settings

Jelena D, Filip V, Tatjana R, Jelena M, Stevan M, Zoka M.
Edorium J Anesth 2017;3:1–6
To Article

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High-Frequency QRS Analysis in the Evaluation of Chest Pain in the Emergency Department

Ori Galante, Guy Amit, Yair Granot, Linda R. Davrath, Shimon Abboud, Doron Zahger
Journal of Electrocardiology, Volume 50, Issue 4, July–August 2017, Pages 457–465
To Article

Below is a short presentation of this paper from Elsevier AudioSlides, or click here for a larger version

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High frequency QRS changes in intracardiac electrograms of acute and chronic porcine ischemia models
Yair Granot and Shimon Abboud
14th Staff Studies Symposium, October 5-8, 2016, Bled, Slovenia

To Abstract
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Ambulatory monitoring of myocardial ischemia in the 21st century – an opportunity for High Frequency QRS analysis

Pavel Leinveber, Josef Halamek and Pavel Jurak

Journal of Electrocardiology, 2016 Volume 49 , Issue 6 , 902 – 906

To Article

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High-frequency QRS analysis superior to conventional ST-segment analysis of women with chest pain

Alberto Conti, Simone Bianchi, Caterina Grifoni, Federica Trausi, Sofia Bigiarini, Delia Lazzeretti, Elena Angeli, Francesca Innocenti, and Stefano Grifoni

The American Journal of Emergency Medicine, Vol. 34, Issue 3, March 2016, Pages 437–442

To Article

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Value of Exercise ECG for Risk Stratification in Suspected or Known CAD in the Era of Advanced Imaging Technologies

Jamieson M. Bourque and George A. Beller

J Am Coll Cardiol Img. 2015;8(11):1309-1321

To Article

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Improving diagnostic strategy in patients with long-standing hypertension, chest pain and normal resting ECG: value of the exercise high-frequency QRS versus ST-segment analysis

Conti A, Bianchi S, Grifoni C, Trausi F, Angeli E, Paolini D, Catarzi S, Perrotta ME, Covelli A, Renzi N, Bertolini P and Mazzucchelli M.

Journal of Hypertension, June 2015; 1:e28-9. doi:10.1097/01.hjh.0000467424.57183.e7

To Article

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In hypertensive patients with chest pain and normal resting ECG the low-cost exercise high-frequency QRS-analysis is comparable to the exercise echo

Conti A, Bianchi S, Trausi F, Grifoni C, Angeli E, Paolini D, Catarzi S, Perrotta ME, Covelli A, Renzi N, Bertolini P and Mazzucchelli M.

Journal of Hypertension, June 2015; doi:10.1097/01.hjh.0000467427.41935.3d

To Article

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High frequency QRS analysis compared to conventional ST segment analysis in patients with chest pain after percutaneus coronary intervention referred for exercise tolerance test – a pilot study

D. Popovic, M.C. Ostojic, M. Banovic, M. Petrovic, B. Vujisic-Tesic, V. Vukcevic, M. Asanin, D. Orlic and A. Ristic

European Heart Journal (2015) 36 (Suppl), 88

To Article

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High-frequency QRS analysis compared to conventional ST-segment analysis in patients with chest pain and normal ECG referred for exercise tolerance test

Alberto Conti, Andrea Alesi, Giovanna Aspesi, Niccolò De Bernardis, Simone Bianchi, Alessandro Coppa, Chiara Donnini, Caterina Grifoni, Alessandro Becucci, Claudia Casula

Cardiology Journal 2015; 22(2):141-9

To Article

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Comparison of exercise electrocardiogram and exercise echocardiography in intermediate-risk chest pain patients

Alberto Conti, Andrea Alesi, Giovanna Aspesi, Sofia Bigiarini, Simone Bianchi, Elena Angeli, Maurizio Zanobetti, Francesca Innocenti, Riccardo Pini, Gian Franco Gensini

The American Journal of Emergency Medicine (2014) doi:10.1016/j.ajem.2014.09.035

To Article

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Quantifying QRS changes during myocardial ischemia: Insights from high frequency electrocardiography
G. Amit, Y. Granot, and S. Abboud
Journal of Electrocardiology, March 31, 2014 doi:10.1016/j.jelectrocard.2014.03.006

To Article

 

Below is a short presentation of this paper from Elsevier AudioSlides, or click here for a large version

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Ischemia Monitoring using High-Frequency QRS Analysis

Oded Luria, Guy Amit, Eran Toledo and Shimon Abboud

International Dead Sea Symposium (2014)

To corresponding poster

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High-frequency QRS Analysis is More Specific and Accurate Than Conventional ST-segment Analysis in Diagnosing Coronary Ischaemia

Ngai Y Chan; Hoi F Chow; Ho C Yuen; Pui S Chu; Suet T Lau; Ping T Tsui; Chi C Choy; Chun L Lau; Ying K Lo; Ngai S Mok

Circulation (2013); 128: A9563

To Article

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Improved detection of ischemic heart disease by combining high-frequency electrocardiogram analysis with exercise stress echocardiography
J. O. Choi, S. A. Chang, S. J. Park, S. C. Lee, and S. W. Park
Korean Circulation Journal. Volume 43, no. 10, pp. 674-680, Oct.2013

To Article

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High-Frequency QRS Analysis in Patients with Acute Myocardial Infarction – A Preliminary Study
Guy Amit, Ori Galante, Linda R. Davrath, Oded Luria, Shimon Abboud, Doron Zahger
Annals of Noninvasive Electrocardiology. Volume 18, Issue 2, pages 149–156, March 2013. doi:10.1111/anec.12023

To Article

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High Frequency QRS Analysis has Incremental Diagnostic Accuracy Over ST-Segment Analysis Alone for Ischemia Identification in Patients Referred for Exercise Myocardial Perfusion Imaging

Margarita Perez; Valerie Izarnotegui; Denny Watson; Michael Sobczak; George Beller; Jamieson Bourque
Circulation (2012); 126, A19310

To Article

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High Frequency QRS Analysis: A Novel Technology Enhances Accuracy of Exercise ECG Testing in Patients Referred for Angiography

N. Reinsch, TH. Phung, TFM. Konorza, R. Erbel

ESC Congress 2012 – Munich, Germany

To corresponding poster

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High-Frequency QRS Analysis Improves the Specificity of Exercise ECG Testing in Women Referred for Angiography

David Rosenmann, Yaakov Mogilevski, Guy Amit, Linda R. Davrath, Dan Tzivoni
Journal of Electrocardiology, Vol. 46(1) pp. 19-26, January 2013

To Article

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The cost-effectiveness of stress testing using high-frequency QRS analysis

Amit, G., Toren, Y., Davrath, L.R., Toledo, E. and Abboud, S. (2013)
Int. J. Medical Engineering and Informatics, Vol. 5, No. 1, pp.68–80

To Article

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High Frequency QRS Analysis Improves the Diagnostic Accuracy of Exercise Stress Electrocardiography Compared to ST-Analysis for the Detection of Myocardial Ischemia

Perez M, Beller G, Bourque J.
Circulation (2011); 124, A16611

To Article

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The Use of ECG Depolarization Abnormalities for Detection of Stress-Induced Ischemia as defined by Myocardial Perfusion Imaging

Tali Sharir, Konstantine Merzon, Iren Kruchin, Andrzej Bojko, Eran Toledo, Arik Asman and Pierre Chouraqui
American Journal of Cardiology (2012); 109(5) 642-650

To Article

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Feasibility of high-frequency QRS analysis in patients with acute myocardial infarction

Guy Amit, Ori Galante, Oded Luria, Linda R. Davrath, Shimon Abboud, Eran Toledo, Doron Zahger
Journal of Electrocardiology 44 (2011) 742–747

To Article 

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Analysis of Depolarization Abnormalities in the Evaluation of Patients with Chest Pain

Ori Galante, Guy Amit, Oded Luria, Linda R. Davrath, Shimon Abboud, Doron Zahger
European Heart Journal (2011) 729, P4184

To corresponding poster

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The cost-effectiveness of stress testing using high-frequency QRS analysis

Yizhar Toren, Linda R. Davrath, Shimon Abboud, Guy Amit
Journal of Electrocardiology (2011) 44, e1–e64

To Article

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Improved detection of ischemic heart disease by combining high-frequency electrocardiogram analysis with stress echocardiography

Jin-Oh Choi, Guy Amit, Linda R. Davrath, Ga Yeon Leea, Eunkyung Kim, Sung-A Chang, Sung-Ji Park, Sang-Chol Lee, Seung Woo Park, Jae K. Oh
Journal of Electrocardiology (2011) 44, e1–e64

To Article

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Electrocardiographic depolarization changes during ischemia in the isolated perfused guinea pig heart

Guy Amit, Jana Koláková, Angel Zeitoune, Shimon Abboud, Marie Nováková
Journal of Electrocardiology (2011) 44, e1–e64

To Article

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A Novel Technology Enhances Specificity of Exercise Testing in Women referred for Angiography

Rosenman D, Mogilevski Y, Davrath LR, Abboud S, Tzivoni D
European Heart Journal (2010) 31, 980

To Article

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Improving the Specificity of Exercise Testing in Women by High-Frequency QRS Analysis

Rosenman D, Mogilevski Y, Abboud S, Tzivoni D
JACC March 9, 2010; 55, 10A

To Article

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Detection of stress-induced myocardial ischemia from the depolarization phase of the cardiac cycle – a preliminary study

Toledo E, Lipton JA, Warren SG, Abboud S, Broce M, Lilly, DR, Maynard, Lucas BD, Wagner GS
J Electrocardiol 2009; 42:240-249

To Article

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Ischemia Monitoring by Analysis of Depolarization Changes  
Amit G, Davrath LR, Abboud S, Hod H, Toledo E, Matetzky S
Comp in Cardiol 2008; 35:377−380

To Article

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Detection of Acute Myocardial Ischemia using High-Frequency QRS Analysis  
Amit G, Pinhas I, Almogy N, Abboud S, Toledo E
J Electrocardiol 2008; 41:636

To Article


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High-frequency QRS electrocardiogram analysis during exercise stress testing for detecting ischemia  
Lipton JA, Warren SG, Broce M, Abboud S, Beker A, Sörnmo L, Lilly DR, Maynard C, Lucas DB, Wagner GS
Int J Cardiol 2008; 124:198–203  

To Article

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High frequency ECG – A novel tool for improving the diagnostic accuracy of exercise testing in the community setting.
Silber H, Shohat-Zabarski R, Shefer A, Feldman M, Auerbach I, Sucher EC, Michaeli I, Amitai M, Kleinman N, Rosenblatt S
Eur Heart J 2007; 28 (Suppl):524  
To Article

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Improving the diagnostic performance of exercise ECG using a novel technique for high-frequency QRS analysis: a large scale clinical study  
Toledo E, Almogy N, Abboud S, Beker A
Computers in Cardiology, Durham, NC, September 2007

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HyperQ — new horizons in ischemia detection  
Toledo E, Wagner GS
J Electrocardiol 2007: 40, S37-S38

To Article

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Improved Detection of Stress-Induced Ischemia Using Analysis of High-Frequency ECG Components.
Toledo E, Almogy N, Lipton J, Warren SG, Broce M, Lilly DR, Lucas DB, Wagner GS.
J Am Coll Cardiol 2007: 49(9), 110A

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A New Technique for Detecting Stress-Induced Ischemia Using Analysis of the ECG Depolarization Phase.
Zafrir N, Gadot M, Abboud S, Strasberg B.
J Am Coll Cardiol 2007: 49(9), 21A


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HyperQ: a novel technique for detecting stress-induced ischemia using analysis of the electrocardiographic depolarization phase.
Toledo E, Bregman-Amitai O, Beker A, Gadot M, Strasberg B, Zafrir N.
Journal of Electrocardiology 40: S71–S74, 2007

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High Frequency QRS Analysis – An Effective Technique for the Diagnosis of Stress Induced Ischemia? [Published in German: Die Hochfrequenz-QRS-Analyse: Ein geeignetes Werkzeug in der Diagnose der belastungsinduzierten Ischämie?]
Reinsch N, Wieneke H, Erbel R.
Clin Res Cardiol 95: Suppl 7, 2006
To Article

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Analysis of high-frequency mid-QRS components is highly sensitive to myocardial ischemia caused by intra-coronary balloon occlusion
Herz I, Finkelstein A, George J, Viskin S, Rosso R, Keren G.
European Heart Journal 27 (Suppl):134, 2006
To Article

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Detection of Stress-Induced Myocardial Ischemia using Analysis of High-Frequency QRS Components.
Sharir T, Merzon K, Kruchin I, Boyko A, Silber H.
J Am Coll Cardiol  47(4):132A, 2006  
To Article


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Diagnostic value of high frequency mid QRS analysis in the detection of exercise induced ischemia.
Silber H, Sharir T.
European Heart Journal 26 (Suppl):257, 2005  


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High Frequency Mid QRS Analysis (HyperQ™); an Effective Tool for the Monitoring and Diagnosis of Myocardial Ischemia.
Beker A, Abbo A, Bregman-Amitai O, Abboud S, Strasberg B.
Proceedings of ISCE 2004  

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Analysis of High Frequency Mid-QRS Potentials in Patients Undergoing Thallium Stress Myocardial Perfusion Imaging for the Diagnosis of Ischemic Heart Disease.
Abboud S, Beker A, Strasberg S.
Comp in Cardiol 2003; 30: 813−814

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