Faculty profile

Osami Honjo

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ProfessorDepartment of SurgeryUniversity of Toronto

Osami Honjo

Professor

Department of Surgery

Temerty Faculty of Medicine

University of Toronto

Toronto, Ontario, Canada

Supervision signals

Professors usually supervise graduate students in their department's programs.
69 publications in the last five years, latest in 2026.
Senior (last) author on 38 recent papers, a sign of leading a research group.
Principal investigator on 1 research grant (1 HSF), most recently in 2024.
Supervisor on 1 trainee award (1 CIHR), most recently in 2023.

These signals come from public records, including federal and provincial funding decisions. Ask the professor or the graduate program whether they are taking new students.

Academic metrics

160

Publications

2,449

Citations

Collaborators

Grants

Publications by year

Counts cover the publications linked to this profile. Citations and the h-index appear when the source records them.

Profiles and links

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Signals and details

Research

Read how they describe their research on their University of Toronto profile.

Latest papers

Fully Supported Ross Procedure is Associated With Neo-Aortic Regurgitation in Adolescents and Young Adults.
European journal of cardio-thoracic surgery : official journal of the European Association for Cardio-thoracic Surgery · 2026 · senior author
Extracardiac conduit restriction is associated with increased liver fibrosis in adolescent Fontan patients.
The Journal of thoracic and cardiovascular surgery · 2026
Successful Atrioventricular Valve Repair Modifies Clinical Outcomes in Single-Ventricle Patients: Multistate Model Analysis.
The Annals of thoracic surgery · 2026 · senior author

All 160 publications

Latest funding

Reducing the risk of complex pediatric cardiac surgery through metabolic modulation
HSF · 2024 · Principal investigator
"Moving beyond the Ice Age" - Optimization of cardiac allograft through temperature-controlled storage and ex-vivo perfusion and assessment
CIHR · 2023 · Supervisor
$105,000
A New Approach to Vascular Reconstruction using Graphical 3D Printing and Flow Modelling to create personalised precision engineered surgery
CIHR · 2022 · Co-investigator
$692,326

All 4 grants and awards

From the 150 most recent of 160 publications.

Fully Supported Ross Procedure is Associated With Neo-Aortic Regurgitation in Adolescents and Young Adults.

Provost B, Weixler V, Fournier E, Howell A, Ho G, Runeckles K, Deng MX, Vanderlaan R, Haller C, Alonso-Gonzalez R, Barron DJ, Honjo O

European journal of cardio-thoracic surgery : official journal of the European Association for Cardio-thoracic Surgery20263 citationsSenior author

DOI: 10.1093/ejcts/ezag019 PMID: 41506886

Extracardiac conduit restriction is associated with increased liver fibrosis in adolescent Fontan patients.

Ponzoni M, Saleh J, Chaturvedi RR, Dipchand AI, Valverde I, Seed M, Yoo SJ, Coles J, Honjo O, Lam CZ

The Journal of thoracic and cardiovascular surgery20262 citations

DOI: 10.1016/j.jtcvs.2025.09.044 PMID: 41047073

Successful Atrioventricular Valve Repair Modifies Clinical Outcomes in Single-Ventricle Patients: Multistate Model Analysis.

Kadowaki S, Steve Fan CP, Venet M, Tocharoenchok T, Yap KH, Signorile M, Zahiri Y, Deng MX, Villemain O, Floh A, Barron DJ, Honjo O

The Annals of thoracic surgery20261 citationsSenior author

DOI: 10.1016/j.athoracsur.2026.03.008 PMID: 41850471

Over 40 Years of Experience With Aortic Valve Surgery in the Paediatric Population-What Is the Current Best Strategy?

Weixler V, Greenwell A, Howell A, Samman B, Provost B, Kim D, Milton M, Ho G, Runeckles K, Vanderlaan RD, Haller C, Barron DJ, Honjo O

European journal of cardio-thoracic surgery : official journal of the European Association for Cardio-thoracic Surgery20261 citationsSenior author

DOI: 10.1093/ejcts/ezag063 PMID: 41666304

Single incision minimally invasive congenital heart surgery: Insights into program development and outcome.

Haller C, Karunasumetta C, Zubair A, Russell J, Taylor KL, Honjo O, Barron DJ

The Journal of thoracic and cardiovascular surgery20261 citations

DOI: 10.1016/j.jtcvs.2025.12.009 PMID: 41397674

Long-Term Outcomes Following Surgical Management of Congenital Mitral Valve Dysplasia

Bastien Provost, Viktoria Weixler, Emmanuelle Fournier, Alison Howell, Jessica Weiss, Rong Huang, Farid Foroutan, Osami Honjo

Journal of Thoracic and Cardiovascular Surgery2026Senior author

DOI: 10.1016/j.jtcvs.2026.08.010 PMID: 42648538

Changing Course-Starnes Takedown in High-Risk Children and Review of the Current Literature.

Deng MX, Freud L, Honjo O

Pediatric cardiology2026Senior author

DOI: 10.1007/s00246-026-04168-5 PMID: 41688615

Feasibility of 3D echocardiography-CT/CMR fusion to create atrioventricular valve-integrated 3D printed heart models in complex congenital heart disease: greater incremental benefit for surgeons than cardiac imagers.

Villalobos-Lizardi JC, Yoo SJ, Peel B, Bertelli F, Dragulescu A, Arbic N, Barron D, Honjo O, Haller C, Daskalo C, Mertens L, Valverde I

3D printing in medicine2026

DOI: 10.1186/s41205-026-00324-y PMID: 42090101

Neoaortic root and arch aneurysm reconstruction after Norwood procedure in adolescents and adults with Fontan physiology: A case series.

Deng MX, Ingarao J, Alomair M, Honjo O

JTCVS techniques2026Senior author

DOI: 10.1016/j.xjtc.2026.102421 PMID: 42577024

Outcomes of left atrioventricular valve operation following atrioventricular septal defect repair.

Howell AJ, Chetan D, Guariento A, Zubair A, Almeida C, McClean M, Nield LE, Mertens L, Fan CS, Barron D, Honjo O

The Journal of thoracic and cardiovascular surgery20259 citationsSenior author

DOI: 10.1016/j.jtcvs.2024.09.051 PMID: 39389417

Profile data last refreshed on September 29, 2026 from the university directory, publication records and public research funding records.

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Osami Honjo

Research

Latest papers

Latest funding

Fully Supported Ross Procedure is Associated With Neo-Aortic Regurgitation in Adolescents and Young Adults.

Extracardiac conduit restriction is associated with increased liver fibrosis in adolescent Fontan patients.

Successful Atrioventricular Valve Repair Modifies Clinical Outcomes in Single-Ventricle Patients: Multistate Model Analysis.

Over 40 Years of Experience With Aortic Valve Surgery in the Paediatric Population-What Is the Current Best Strategy?

Single incision minimally invasive congenital heart surgery: Insights into program development and outcome.

Long-Term Outcomes Following Surgical Management of Congenital Mitral Valve Dysplasia

Changing Course-Starnes Takedown in High-Risk Children and Review of the Current Literature.

Feasibility of 3D echocardiography-CT/CMR fusion to create atrioventricular valve-integrated 3D printed heart models in complex congenital heart disease: greater incremental benefit for surgeons than cardiac imagers.

Neoaortic root and arch aneurysm reconstruction after Norwood procedure in adolescents and adults with Fontan physiology: A case series.

Outcomes of left atrioventricular valve operation following atrioventricular septal defect repair.

Reducing the risk of complex pediatric cardiac surgery through metabolic modulation

"Moving beyond the Ice Age" - Optimization of cardiac allograft through temperature-controlled storage and ex-vivo perfusion and assessment

A New Approach to Vascular Reconstruction using Graphical 3D Printing and Flow Modelling to create personalised precision engineered surgery

The Brain after Extracorporeal Membrane Oxygenation (ECMO): Long-Term Outcomes in Survivors Treated During Childhood

Frequent collaborators

Christopher Caldarone

Christoph Haller

David Barron

Shi-Joon Yoo

Luc Mertens

John Coles

Lee Benson

Mark Friedberg

Leland Benson

Anne Dipchand

Mike Seed

Michael Seed

A Guerguerian

Aamir Jeewa

Olivier Villemain

Anne-Marie Guerguerian

Mjaye Mazwi

Andrew Redington

Conall Morgan

Andreea Dragulescu

Cedric Manlhiot

Cathy MacDonald

Alejandro Floh

Emilie Jean-St-Michel

Rafael Alonso-Gonzalez

Edgar Jaeggi

Oshri Zaulan

Rachel Vanderlaan

Lennox Huang

Wolfgang Kuebler

Roxanne Kirsch

Furqan Shaikh

Steven Schwartz

Jane Heggie

Minako Sano

Jennifer Russell

Marjan Jariani

Paolo Campisi

Bhavikkumar Langanecha