2025

• Halvorsrød, Marlene Iversen; Mohajery, Mohammad; Espeland, Torvald; Salles, Sebastien Andre Roger; Støylen, Asbjørn; Løvstakken, Lasse; Grenne, Bjørnar Leangen. (2025) Mechanical wave velocities in acute myocardial infarction: an exploratory study using three-dimensional high frame rate echocardiography. European Heart Journal – Imaging Methods and Practice (EHJ-IMP)
  Academic article
• Sivaraj, Eswar; Løvstakken, Lasse; Corney, Raphaela; Fadnes, Solveig; Espeland, Torvald; Andresen, Kristoffer; Marwick, Thomas H.. (2025) Mechanical Wave Analysis at High Frame-Rate Echocardiography: Feasibility, Determinants and Normal Ranges. JACC Cardiovascular Imaging
  Academic article
• Espeland, Torvald; Aakhus, Svend. (2025) The Stiffer, the Faster: Echocardiographic Evaluation of Myocardial Properties. Circulation Cardiovascular Imaging
  Editorial

2024

• Berg, Erik Andreas Rye; Espeland, Torvald; Dalen, Håvard; Grenne, Bjørnar Leangen; Bjåstad, Tore Grüner; Holte, Espen; Måsøy, Svein-Erik. (2024) Aberration correction—impact on image quality and chamber quantification in transthoracic echocardiography. European Heart Journal – Imaging Methods and Practice (EHJ-IMP)
  Academic article
• Berg, Erik Andreas Rye; Fiorentini, Stefano; Avdal, Jørgen; Grenne, Bjørnar Leangen; Stensæth, Knut Haakon; While, Peter Thomas; Espeland, Torvald; Wiseth, Rune; Torp, Hans; Aakhus, Svend. (2024) Quantification of valvular regurgitation by transthoracic 3D high pulse repetition frequency Doppler echocardiography. European Heart Journal – Imaging Methods and Practice (EHJ-IMP)
  Academic article
• Mohajery, Mohammad; Salles, Sebastien Andre Roger; Espeland, Torvald; Wigen, Morten Smedsrud; Fadnes, Solveig; Løvstakken, Lasse. (2024) The 3D Estimation of Mechanical Wave Velocities in the Heart: Methods and Insights. IEEE Open Journal of Ultrasonics, Ferroelectrics, and Frequency Control Society (OJUFFC)
  Academic article
• Måsøy, Svein-Erik; Dénarié, Bastien Emmanuel; Sørnes, Anders Rasmus; Holte, Espen; Grenne, Bjørnar Leangen; Espeland, Torvald; Berg, Erik Andreas Rye; Rindal, Ole Marius Hoel; Rigby, Wayne; Bjåstad, Tore Grüner. (2024) Aberration correction in 3D transthoracic echocardiography. WFUMB Ultrasound Open
  Academic article

2023

• Berg, Erik Andreas Rye; Tasken, Anders Austlid; Nordal, Trym; Grenne, Bjørnar Leangen; Espeland, Torvald; Garstad, Idar Kirkeby; Dalen, Håvard; Holte, Espen; Stølen, Stian Bergseng; Aakhus, Svend. (2023) Fully automatic estimation of global left ventricular systolic function using deep learning in transesophageal echocardiography. European Heart Journal – Imaging Methods and Practice (EHJ-IMP)
  Academic article
• Espeland, Torvald; Wigen, Morten Smedsrud; Dalen, Håvard; Berg, Erik Andreas Rye; Hammer, Tommy Arild; Salles, Sebastien Andre Roger; Løvstakken, Lasse; Amundsen, Brage H.; Aakhus, Svend. (2023) Mechanical Wave Velocities in Left Ventricular Walls in Healthy Subjects and Patients With Aortic Stenosis. JACC Cardiovascular Imaging
  Academic article
• Rindal, Ole Marius Hoel; Bjåstad, Tore Grüner; Espeland, Torvald; Berg, Erik Andreas Rye; Måsøy, Svein-Erik. (2023) A Very Large Cardiac Channel Data Database (VLCD) Used to Evaluate Global Image Coherence (GIC) as an In Vivo Image Quality Metric. IEEE Transactions on Ultrasonics, Ferroelectrics and Frequency Control
  Academic article
• Måsøy, Svein-Erik; Dénarié, Bastien Emmanuel; Sørnes, Anders Rasmus; Holte, Espen; Grenne, Bjørnar Leangen; Espeland, Torvald; Berg, Erik Andreas Rye; Rindal, Ole Marius Hoel; Rigby, Wayne; Bjåstad, Tore Grüner. (2023) Aberration correction in 2D echocardiography. Quantitative Imaging in Medicine and Surgery (QIMS)
  Academic article
• Mohajery, Mohammad; Salles, Sebastien Andre Roger; Espeland, Torvald; Fadnes, Solveig; Løvstakken, Lasse. (2023) Automated 3D velocity estimation of natural mechanical wave propagation in the myocardium. IEEE Open Journal of Ultrasonics, Ferroelectrics, and Frequency Control Society (OJUFFC)
  Academic article
• Olaisen, Sindre Hellum; Smistad, Erik; Espeland, Torvald; Hu, Jieyu; Pasdeloup, David Francis Pierre; Østvik, Andreas; Aakhus, Svend; Rösner, Assami; Malm, Siri; Stylidis, Michael. (2023) Automatic measurements of left ventricular volumes and ejection fraction by artificial intelligence: clinical validation in real time and large databases. European Heart Journal-Cardiovascular Imaging
  Academic article

2021

• Martinsen, Susanne Skjervold Smeby; Espeland, Torvald; Berg, Erik Andreas Rye; Samstad, Eivind; Lillebo, Børge; Slørdahl, Tobias Schmidt. (2021) Examining the educational impact of the mini-CEX: a randomised controlled study. BMC Medical Education
  Academic article

2020

• Arain, Fizza Kanwal; Abraityte, Judita Aurelija; Bogdanova, Mariia; Solberg, Ole Geir; Michelsen, Annika; Lekva, Tove; Aakhus, Svend; Holm, Sverre; Halvorsen, Bente; Finsen, Alexandra. (2020) YKL-40 (Chitinase-3-Like Protein 1) Serum Levels in Aortic Stenosis. Circulation: Heart Failure
  Academic article
• Nyman, Fred Mathias; Molaug, Ina Charlotte; Næss, Anne Marte; Espeland, Torvald; Loennechen, Jan Pål; Mjølstad, Ole Christian. (2020) Implantasjon av hjertestartere ved St. Olavs hospital 2006–15. Tidsskrift for Den norske legeforening (Tidsskriftet)
  Academic article
• Salles, Sebastien; Espeland, Torvald; Rodriguez-Molares, Alfonso; Aase, Svein Arne; Hammer, Tommy; Støylen, Asbjørn; Aakhus, Svend; Løvstakken, Lasse; Torp, Hans. (2020) 3D Myocardial Mechanical Wave Measurements: Toward In Vivo 3D Myocardial Elasticity Mapping. JACC Cardiovascular Imaging
  Academic article
• Espeland, Torvald; Berg, Erik Andreas Rye; Eriksen, Marius; Stensæth, KNUT HAAKON. (2020) Moving ferromagnetic objects distorting cardiac magnetic resonance imaging. European Heart Journal-Cardiovascular Imaging
  Academic article
• Espeland, Torvald. (2020) Multimodalitet bildediagnostikk ved perikardsykdom. Hjerteforum
  Book review
• Leclerc, Sarah; Smistad, Erik; Østvik, Andreas; Cervenansky, Frederic; Espinosa, Florian; Espeland, Torvald; Berg, Erik Andreas Rye; Belhamissi, Mourad; Israilov, Sardor; Grenier, Thomas. (2020) LU-Net: A Multistage Attention Network to Improve the Robustness of Segmentation of Left Ventricular Structures in 2-D Echocardiography. IEEE Transactions on Ultrasonics, Ferroelectrics and Frequency Control
  Academic article

2019

• Leclerc, Sarah; Smistad, Erik; Grenier, Thomas; Lartizien, Carole; Østvik, Andreas; Cervenansky, Frederic; Espinosa, Florian; Espeland, Torvald; Berg, Erik Andreas Rye; Jodoin, Pierre-Marc. (2019) RU-Net: A refining segmentation network for 2D echocardiography. Proceedings - IEEE Ultrasonics Symposium
  Academic article
• Fiorentini, Stefano; Espeland, Torvald; Berg, Erik Andreas Rye; Aakhus, Svend; Torp, Hans; Avdal, Jørgen. (2019) Combining Automatic Angle Correction and 3-D Tracking Doppler for the Assessment of Aortic Stenosis Severity. IEEE Transactions on Ultrasonics, Ferroelectrics and Frequency Control
  Academic article
• Shahini, Negar; Ueland, Thor; Auensen, Andreas; Michelsen, Annika; Ludviksen, Judith K; Hussain, Amjad Iqbal; Pettersen, Kjell; Aakhus, Svend; Espeland, Torvald; Lunde, Ida Gjervold. (2019) Increased complement factor B and Bb levels are associated with mortality in patients with severe aortic stenosis. Journal of Immunology
  Academic article
• Leclerc, Sarah; Smistad, Erik; Pedrosa, Joao; Østvik, Andreas; Cervenansky, Frederic; Espinosa, Florian; Espeland, Torvald; Berg, Erik Andreas Rye; Jodoin, Pierre-Marc; Grenier, Thomas. (2019) Deep Learning for Segmentation using an Open Large-Scale Dataset in 2D Echocardiography. IEEE Transactions on Medical Imaging
  Academic article

2018

• Østvik, Andreas; Smistad, Erik; Espeland, Torvald; Berg, Erik Andreas Rye; Løvstakken, Lasse. (2018) Automatic Myocardial Strain Imaging in Echocardiography Using Deep Learning. Lecture Notes in Computer Science (LNCS)
  Academic article
• Espeland, Torvald. (2018) Peroral eller intravenøs antibiotika ved endokarditt?. Tidsskrift for Den norske legeforening (Tidsskriftet)
  Conference abstract
• Fiorentini, Stefano; Espeland, Torvald; Berg, Erik Andreas Rye; Aakhus, Svend; Torp, Hans; Avdal, Jørgen. (2018) Combining Automatic Angle Correction and 3-D Tracking Doppler for Aortic Stenosis Severity Assessment. Proceedings - IEEE Ultrasonics Symposium
  Academic article
• Espeland, Torvald; Lunde, Ida Gjervold; Amundsen, Brage H.; Gullestad, Lars; Aakhus, Svend. (2018) Myokardfibrose. Tidsskrift for Den norske legeforening (Tidsskriftet)
  Academic literature review
• Espeland, Torvald; Lunde, Ida Gjervold; Amundsen, Brage H.; Gullestad, Lars; Aakhus, Svend. (2018) Espeland og medarbeidere svarer :. Tidsskrift for Den norske legeforening (Tidsskriftet)
  Commentary

2015

• Espeland, Torvald; Bjørnstad, Knut; Hegbom, Knut; Salvesen, Tore Graff; Stensæth, KNUT HAAKON. (2015) En kvinne i 60-årene med akutte brystsmerter og ST-elevasjoner. Tidsskrift for Den norske legeforening (Tidsskriftet)
  Academic article
• Espeland, Torvald; Moufack, Marcel. (2015) Re: En kvinne i 70-årene med dekompensert hjertesvikt under operasjon. Tidsskrift for Den norske legeforening (Tidsskriftet)
  Commentary

2014

• Espeland, Torvald. (2014) Kardiovaskulær sykdom er vanligste dødsårsak i Europa. Tidsskrift for Den norske legeforening (Tidsskriftet)
  Conference abstract