This profile is built from public research funding records (CIHR, NSERC and SSHRC) and PubMed. We have not imported them from a University of Calgary directory, so their courses may be missing. Find their university profile.
Research
Latest papers
Author Corrections to: “Canadian Cardiovascular Society 2023 Guidelines on the Fitness to Drive [Canadian Journal of Cardiology, Volume 40, Issue 4, Pages 500-523, DOI: 10.1016/j.cjca.2023.09.033]”
Canadian Journal of Cardiology · 2026
Erratum to Author Corrections to: “Canadian Cardiovascular Society 2023 Guidelines on the Fitness to Drive [Canadian Journal of Cardiology, Volume 40, Issue 4 500-523, DOI: 10.1016/j.cjca.2023.09.033]”
Canadian Journal of Cardiology · 2026
Indications, contraindications, and step-by-step methodology for performing carotid sinus massage in patients presenting with syncope : A scientific statement of an Ad Hoc Syncope Consortium endorsed by: the European Autonomic Society (EFAS), Gruppo Italiano Multidisciplinare Syncope (GIMSI) and European Geriatric Medicine Society (EuGMS).
Clinical autonomic research : official journal of the Clinical Autonomic Research Society · 2026
Latest funding
- $857,565
Understanding the Physiological Effects of Wearable Vagal Neuromodulation in Postural Orthostatic Tachycardia Syndrome
CIHR · 2025 · Co-investigator
- $277,613
Muticentre Assessment of Cardiovascular Hemodynamics and Autonomic Dysfunction with Long COVID
CIHR · 2021 · Co-investigator
- $841,500
Randomized, Prospective, Placebo-Controlled, Crossover Study of Atomoxetine in the Prevention of Vasovagal Syncope: The Seventh Prevention of Syncope Trial (POST7)
CIHR · 2021 · Nominated PI
63 publications.
Author Corrections to: “Canadian Cardiovascular Society 2023 Guidelines on the Fitness to Drive [Canadian Journal of Cardiology, Volume 40, Issue 4, Pages 500-523, DOI: 10.1016/j.cjca.2023.09.033]”
Guerra PG, Simpson CS, Van Spall HGC, Asgar AW, Billia P, Cadrin-Tourigny J, Chakrabarti S, Cheung CC, Dore A, Fordyce CB
Erratum to Author Corrections to: “Canadian Cardiovascular Society 2023 Guidelines on the Fitness to Drive [Canadian Journal of Cardiology, Volume 40, Issue 4 500-523, DOI: 10.1016/j.cjca.2023.09.033]”
Co-chairs:, Guerra PG, Simpson CS, Van Spall HGC, Panel: W, Asgar AW, Billia P, Cadrin-Tourigny J, Chakrabarti S, Cheung CC
Indications, contraindications, and step-by-step methodology for performing carotid sinus massage in patients presenting with syncope : A scientific statement of an Ad Hoc Syncope Consortium endorsed by: the European Autonomic Society (EFAS), Gruppo Italiano Multidisciplinare Syncope (GIMSI) and European Geriatric Medicine Society (EuGMS).
de Lange FJ, Brignole M, Benditt DG, Dani M, Deharo JC, Fanciulli A, Fedorowski A, Groppelli A, Hamdan MH, Hamrefors V, de Jong JSY, Kenny RA, Kulakowski P, Moya A, Maggi R, Morillo CA, Olshansky B, Raj SR, Rice C, Rivasi G, van Rossum I, Russo V, Sheldon R, Shen WK, Sutton R, Thijs R, Taraborrelli P, Tomaino M, Ungar A, van Zanten S
SalT supplementation in Older adults with Orthostatic intolerance Disorders (STOOD) trial: a study protocol for a feasibility randomised controlled trial.
Reddin C, Smyth A, McDermott S, McDermott C, Mannion E, Davies N, Iglesias AA, Sheldon R, Canavan M, Kenny RA, O'Donnell M
Physician Perspectives on the Initial Diagnostic Strategy of Syncope in Older Patients Without Diagnostic Clues.
Happ S, Raj SR, Chew D, Sheldon R
Tilt testing or implantable cardiac monitoring in the diagnosis of unexplained syncope.
Rabajoli A, Chew D, Szaszkiewicz J, Raj S, Cua M, Morillo C, Sheldon R
Closed Loop Stimulation Pacing for the Prevention of Syncope in Patients With Bifascicular Block: A Proof of Principle Analysis.
Judgey A, Angihan J, Hamzeh R, Raj S, Morillo C, Sheldon R
Author Corrections to “Canadian Cardiovascular Society 2023 Guidelines on the Fitness to Drive” [Can J Cardiol 40 (2024):500-523]
Co-chairs:, Guerra PG, Simpson CS, Van Spall HGC, Panel: W, Asgar AW, Billia P, Cadrin-Tourigny J, Chakrabarti S, Cheung CC
Clinical variables do not predict syncope in pacemaker patients with bifascicular block: a SPRITELY substudy.
Szaszkiewicz J, Sheldon R, Raj S, Rabajoli A
A Community-Based Trial of Commercially Available Compression Tights in Patients With Postural Orthostatic Tachycardia Syndrome.
Bourne KM, Karalasingham K, Siddiqui T, Patel A, Exner D, Sheldon R, Raj SR
Understanding the Physiological Effects of Wearable Vagal Neuromodulation in Postural Orthostatic Tachycardia Syndrome
Principal investigators: Raj, Satish R; Chakraborty, Praloy
Keywords: Autonomic Dysfunction; Autonomic Nervous System; Dysautonomia; Heart Rate; Neuromodulation; Orthostatic; Postural Orthostatic Tachycardia Syndrome; Tachycardia; Vagal Nerve Stimulation
Muticentre Assessment of Cardiovascular Hemodynamics and Autonomic Dysfunction with Long COVID
Principal investigators: Raj, Satish R
Keywords: Autonomic Nervous System; Baroreflex Control; Fatigue; Lightheadedness; Long Covid; Non-Invasive Hemodyanmics; Orthostatic Intolerance; Palpitation; Syncope; Tachycardia
Randomized, Prospective, Placebo-Controlled, Crossover Study of Atomoxetine in the Prevention of Vasovagal Syncope: The Seventh Prevention of Syncope Trial (POST7)
Principal investigators: Sheldon, Robert S; Raj, Satish R
Keywords: Drug Therapy; Fainting; Norepinephrine Transporter; Quality Of Life; Syncope; Vasovagal Syncope
The Pathophysiological Role of Adrenergic Antibodies in Postural Tachycardia Syndrome
Principal investigators: Raj, Satish R
Keywords: Antibody; Autonomic Nervous System; Blood Pressure; Cardiovascular Regulation; Heart Rate; Postural Tachycardia; Tachycardia
Assessment of Metoprolol in the Prevention of Vasovagal Syncope in Aging Subjects (POST5)
Principal investigators: Sheldon, Robert S
Keywords: Aging; Beta Blocker; Hypotension; Randomized Controlled Trial; Syncope; Vasovagal
Assessment of Midodrine in the Prevention of Vasovagal Syncope (POST 4)
Principal investigators: Sheldon, Robert S
Keywords: Hypotension; Midodrine; Randomized Clinical Trial; Syncope; Vasovagal
Risk Stratification of Adult Emergency Department Syncope Patients to Predict Short-term Serious Adverse Events after Discharge (RiSEDS study)
Principal investigators: Thiruganasambandamoorthy, Venkatesh
Keywords: Arrhythmia; Clinical Decision Rules; Death; Emergency Department; Hospital Admission; Serious Adverse Events; Syncope
Syncope: Pacing or Recording in the Later Years (SPRITELY)
Principal investigators: Sheldon, Robert S
Keywords: Bundle Branch Block; Heart Block; Implantable Loop Recorder; Pacemaker; Pragmatic Randomized Clinical Trial; Syncope
From CIHR, NSERC and SSHRC funding decisions: CIHR since 2008, NSERC since 1991 and SSHRC since 1998, including their latest published competition results.
Frequent collaborators
- Paul Khairy and Laurent Macle: 91 shared papers
- Jeff Healey and Ratika Parkash: 49 shared papers
- Jeff Healey and Vidal Essebag: 40 shared papers
- Vidal Essebag and Ratika Parkash: 28 shared papers
- Jeff Healey and Paul Dorian: 26 shared papers
- Jeff Healey and Shubhayan Sanatani: 25 shared papers
- Jeff Healey and Christian Steinberg: 24 shared papers
- Shubhayan Sanatani and Christian Steinberg: 20 shared papers
- John Sapp and Ratika Parkash: 17 shared papers
- John Sapp and Laurent Macle: 15 shared papers
- Vidal Essebag and John Sapp: 14 shared papers
- Vidal Essebag and Paul Dorian: 13 shared papers
- Paul Dorian and Ratika Parkash: 13 shared papers
- Jeff Healey and Laurent Macle: 10 shared papers
- John Sapp and Paul Khairy: 10 shared papers
- Anthony Tang and Ratika Parkash: 8 shared papers
- Jeff Healey and Anthony Tang: 7 shared papers
- Derek Exner and Ratika Parkash: 7 shared papers
- Braden Manns and Maoliosa Donald: 6 shared papers
- Vidal Essebag and Andrew Krahn: 6 shared papers
- Robert Sheldon and Satish Raj: 6 shared papers
- Anthony Tang and John Sapp: 6 shared papers
- Harriette Van Spall and Robert Sheldon: 5 shared papers
- Jeff Healey and Brenda Gerull: 5 shared papers
- Jeff Healey and Paul Khairy: 5 shared papers
- Brenda Gerull and Shubhayan Sanatani: 5 shared papers
- Robert Sheldon and Andrew Krahn: 5 shared papers
- Andrew Krahn and John Sapp: 5 shared papers
- Andrew Krahn and Christian Steinberg: 5 shared papers
- Harriette Van Spall and Andrew Krahn: 4 shared papers
- Harriette Van Spall and John Sapp: 4 shared papers
- Harriette Van Spall and Colleen Norris: 4 shared papers
- Vidal Essebag and Derek Exner: 4 shared papers
- Robert Sheldon and John Sapp: 4 shared papers
- Robert Sheldon and Colleen Norris: 4 shared papers
- Robert Sheldon and Christian Steinberg: 4 shared papers
- Derek Exner and Andrew Krahn: 4 shared papers
- Andrew Krahn and Colleen Norris: 4 shared papers
- Juan Guzman and Jeff Healey: 3 shared papers
- Jeff Healey and Roopinder Sandhu: 3 shared papers
- Vidal Essebag and Roopinder Sandhu: 3 shared papers
- Robert Sheldon and Ratika Parkash: 3 shared papers
- Derek Exner and Derek Chew: 3 shared papers
- Juan Guzman and Venkatesh Thiruganasambandamoorthy: 2 shared papers
- Robert Sheldon and Anthony Tang: 2 shared papers
- Robert Sheldon and Derek Exner: 2 shared papers
- Robert Sheldon and Venkatesh Thiruganasambandamoorthy: 2 shared papers
- Robert Sheldon and Derek Chew: 2 shared papers
- Robert Sheldon and Laurent Macle: 2 shared papers
- Andrew Krahn and Roopinder Sandhu: 2 shared papers
- Kendall Ho and Paul Khairy: 2 shared papers
- Kendall Ho and Laurent Macle: 2 shared papers
- Paul Dorian and Venkatesh Thiruganasambandamoorthy: 2 shared papers
- Maoliosa Donald and Derek Chew: 2 shared papers
- Juan Guzman and Robert Sheldon: 1 shared paper
- Jeff Healey and Robert Sheldon: 1 shared paper
- Brenda Gerull and Robert Sheldon: 1 shared paper
- Braden Manns and Vidal Essebag: 1 shared paper
- Braden Manns and Robert Sheldon: 1 shared paper
- Vidal Essebag and Robert Sheldon: 1 shared paper
- Robert Sheldon and Justin Macdonald: 1 shared paper
- Robert Sheldon and Shubhayan Sanatani: 1 shared paper
- Robert Sheldon and Kendall Ho: 1 shared paper
- Robert Sheldon and Paul Dorian: 1 shared paper
- Robert Sheldon and Paul Khairy: 1 shared paper
- Robert Sheldon and Maoliosa Donald: 1 shared paper
- Robert Sheldon and Roopinder Sandhu: 1 shared paper
- Satish Raj and Derek Chew: 1 shared paper
- Medicine
- Cardiology
- Emergency Medicine
- Medicine/Cardiology
- Medicine/Nephrology
- Department of Epidemiology and Biostatistics
- Medicine/Endocrinology/Metabolism
- Other
Co-authors at University of Calgary, colored by department. Thicker lines mean more shared papers; select anyone to open their profile and their own map.
Satish Raj
Cardiology
6 shared papers, latest 2026
Andrew Krahn
Medicine
5 shared papers, latest 2026
Harriette Van Spall
Medicine
5 shared papers, latest 2026
John Sapp
Medicine
4 shared papers, latest 2026
Christian Steinberg
Faculty
4 shared papers, latest 2026
Colleen Norris
Medicine/Nephrology
4 shared papers, latest 2026
Ratika Parkash
Faculty
3 shared papers, latest 2024
Anthony Tang
Department of Epidemiology and Biostatistics
2 shared papers, latest 2022
Derek Exner
Cardiology
2 shared papers, latest 2025
Venkatesh Thiruganasambandamoorthy
Emergency Medicine
2 shared papers, latest 2024
Derek Chew
Medicine
2 shared papers, latest 2026
Laurent Macle
Faculty
2 shared papers, latest 2024
Paul Khairy
Cardiology
1 shared papers, latest 2021
Kendall Ho
Emergency Medicine
1 shared papers, latest 2021
Maoliosa Donald
Medicine
1 shared papers, latest 2018
Paul Dorian
Cardiology
1 shared papers, latest 2017
Shubhayan Sanatani
Pediatrics
1 shared papers, latest 2018
Justin Macdonald
Biochemistry and Molecular Biology
1 shared papers, latest 2016
Roopinder Sandhu
Medicine
1 shared papers, latest 2018
Juan Guzman
Medicine
1 shared papers, latest 2021
Jeff Healey
Medicine
1 shared papers, latest 2024
Brenda Gerull
Faculty
1 shared papers, latest 2019
Braden Manns
Medicine/Endocrinology/Metabolism
1 shared papers, latest 2022
Vidal Essebag
Medicine
1 shared papers, latest 2022
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