Blar i NTNU Open på forfatter "Dalen, Håvard"
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Clinical aspects of cardiorenal syndrome: Evaluation of exercise in a randomized clinical heart failure study and identification of biomarkers in an experimental model of severe hypertension
Langlo, Knut Asbjørn Rise (Doctoral theses at NTNU;2022:264, Doctoral thesis, 2022) -
Complete embolization of a mechanical aortic valve during trail running - a case report with a lucky ending
Dalen, Håvard; Graven, Torbjørn; Slagsvold, Katrine Hordnes; Krogstad, Lars Erik Berg; Saxhaug, Lars Mølgaard; Tannvik, Tomas Dybos; Holte, Espen; Nordhaug, Dag Ole; Karlsen, Øystein; Thorstensen, Anders; Wahba, Alexander; Winnerkvist, Anders (Peer reviewed; Journal article, 2022)Background Complete embolization of a prosthetic heart valve is extremely rare and dangerous. This case reports a total embolization of a mechanical aortic valve and contributes to the literature regarding the diagnostic ... -
Deep Learning Applications for the Assessment of Valvular Heart Disease using Transthoracic Echocardiography
Wifstad, Sigurd Vangen (Doctoral theses at NTNU;2024:198, Doctoral thesis, 2024)Valvular heart disease (VHD) is a class of diseases that affect the heart valves, and are associated with a reduced cardiac output and a poor prognosis for the afflicted patients. Transthoracic echocardiography (TTE) is ... -
Deep Learning for Improved Precision and Reproducibility of Left Ventricular Strain in Echocardiography: A Test-Retest Study
Salte, Ivar Mjåland; Østvik, Andreas; Olaisen, Sindre Hellum; Karlsen, Sigve; Dahlslett, Thomas; Smistad, Erik; Eriksen-Volnes, Torfinn Kirknes; Brunvand, Harald; Haugaa, Kristina Ingrid Helena Hermann; Edvardsen, Thor; Dalen, Håvard; Løvstakken, Lasse; Grenne, Bjørnar Leangen (Peer reviewed; Journal article, 2023)Aims Assessment of left ventricular (LV) function by echocardiography is hampered by modest test-retest reproducibility. A novel artificial intelligence (AI) method based on deep learning provides fully automated ... -
Deep Learning in the Echocardiography Workflow: Challenges and Opportunities
Pasdeloup, David (Doctoral theses at NTNU;2023:390, Doctoral thesis, 2023)Echocardiography is the most widely used imaging technique for cardiac imaging due to its availability, low-cost and real-time capabilities. With numerous indicators of heart function, it now enables precise diagnosis of ... -
Development of a tool to predict the risk of incident heart failure in a general population: the HUNT for HF risk score
Ofstad, Anne Pernille; Brunborg, Cathrine; Johansen, Odd Erik; Mørkedal, Bjørn; Fagerland, Morten; Laugsand, Lars Erik; Gullestad, Lars; Dalen, Håvard (Peer reviewed; Journal article, 2023)Aims Currently, no incident heart failure (HF) risk score that is in regular use in a general population is available. We aimed to develop this and compare with existing HF risk scores. Methods and results Participants ... -
Does pregnancy complication history improve cardiovascular disease risk prediction? Findings from the HUNT study in Norway.
Markovitz, Amanda Rose; Stuart, Jennifer J.; Horn, Julie; Williams, Paige; Rimm, Eric B; Missmer, Stacey A.; Tanz, Lauren J.; Haug, Eirin Beate; Fraser, Abigail; Timpka, Simon; Klykken, Bjørnar E.; Dalen, Håvard; Romundstad, Pål Richard; Rich-Edwards, Janet W.; Åsvold, Bjørn Olav (Journal article; Peer reviewed, 2018)To evaluate whether history of pregnancy complications [pre-eclampsia, gestational hypertension, preterm delivery, or small for gestational age (SGA)] improves risk prediction for cardiovascular disease (CVD). Methods and ... -
Echocardiographic indices of cardiac function: Normal values and associations with cardiac risk factors in a population free from cardiovascular disease, hypertension and diabetes: the HUNT 3 Study
Dalen, Håvard (Doktoravhandlinger ved NTNU, 1503-8181; 2010:257, Doctoral thesis, 2010)Ultralydundersøkelse av hjertet (ekkokardiografi) er den undersøkelsen som samlet sett gir mest informasjon om hjertets struktur og funksjon. Undersøkelsen er en hjørnestein i utredning og diagnostikk av hjertesykdom. ... -
Echocardiographic Reference Ranges of Global Longitudinal Strain for All Cardiac Chambers Using Guideline-Directed Dedicated Views
Nyberg, John; Jakobsen, Even Olav; Østvik, Andreas; Holte, Espen; Stølen, Stian; Løvstakken, Lasse; Grenne, Bjørnar Leangen; Dalen, Håvard (Peer reviewed; Journal article, 2023)Background Myocardial deformation by echocardiographic strain imaging is a key measurement in cardiology, providing valuable diagnostic and prognostic information. Reference ranges for strain should be established from ... -
Effect of 5 years of exercise training on the cardiovascular risk profile of older adults: the Generation 100 randomized trial
Letnes, Jon Magne; Berglund, Ida Johnsen; Johnson, Kristin Espolin; Dalen, Håvard; Nes, Bjarne; Lydersen, Stian; Viken, Hallgeir; Hassel, Erlend; Steinshamn, Sigurd Loe; Vesterbekkmo, Elisabeth Kleivhaug; Støylen, Asbjørn; Reitlo, Line Skarsem; Zisko, Nina; Bækkerud, Fredrik Hjulstad; Tari, Atefe R; Ingebrigtsen, Jan Erik; Bucher Sandbakk, Silvana; Carlsen, Trude; Anderssen, Sigmund Alfred; Singh, Maria A. Fiatarone; Coombes, Jeff S.; Helbostad, Jorunn L.; Rognmo, Øivind; Wisløff, Ulrik; Stensvold, Dorthe (Peer reviewed; Journal article, 2021)Aims The aim of this study was to compare the effects of 5 years of supervised exercise training (ExComb), and the differential effects of subgroups of high-intensity interval training (HIIT) and moderate-intensity continuous ... -
Effect of exercise training for five years on all cause mortality in older adults-The Generation 100 study: Randomised controlled trial
Stensvold, Dorthe; Viken, Hallgeir; Steinshamn, Sigurd Loe; Dalen, Håvard; Støylen, Asbjørn; Loennechen, Jan Pål; Reitlo, Line Skarsem; Zisko, Nina; Bækkerud, Fredrik Hjulstad; Tari, Atefe R; Bucher Sandbakk, Silvana; Carlsen, Trude; Ingebrigtsen, Jan Erik; Lydersen, Stian; Mattsson, Erney; Anderssen, Sigmund Alfred; Singh, Maria A. Fiatarone; Coombes, Jeff S.; Skogvoll, Eirik; Vatten, Lars Johan; Helbostad, Jorunn L.; Rognmo, Øivind; Wisløff, Ulrik (Peer reviewed; Journal article, 2020)Objective To evaluate the effect of five years of supervised exercise training compared with recommendations for physical activity on mortality in older adults (70-77 years). Design Randomised controlled trial. Setting ... -
Endokarditt- Årsaker til økende forekomst av tilstanden i Midt-Norge
Aarbakke, Emil Enrico Matcovich (Master thesis, 2024)Formål: insidens av endokarditt er stigende både i Norge og på verdensbasis. Formålet med dette studiet var å vurdere utviklingen av risiko for endokarditt i regionen Midt-Norge i perioden 2010-2022; ved å se på antallet ... -
Endokarditt- nye trender i Helse Midt-Norge
Granild, Milja (Master thesis, 2021)Formål Formålet med oppgaven er å evaluere utviklingen i insidens, etiologi, risikofaktorer, diagnostikk, behandling, morbiditet og mortalitet hos pasienter som ble behandlet for infeksiøs endokarditt på St. Olavs hospital ... -
Exercise training and high-sensitivity cardiac troponin T in patients with heart failure with reduced ejection fraction
Koppen, Elias; Omland, Torbjørn; Larsen, Alf Inge; Karlsen, Trine; Linke, Axel; Prescott, Eva Irene Bossano; Halle, Martin; Dalen, Håvard; Delagardelle, Charles; Hole, Torstein; van Craenenbroeck, Emeline M.; Beckers, Paul; Ellingsen, Øyvind; Feiereisen, Patrick; Valborgland, Torstein; Videm, Vibeke (Journal article; Peer reviewed, 2021)Plasma cell disorders (PCDs) are identified in the clinical lab by detecting the monoclonal immunoglobulin (M-protein) which they produce. Traditionally, serum protein electrophoresis methods have been utilized to detect ... -
Exercise training and high-sensitivity cardiac troponin T in patients with heart failure with reduced ejection fraction
Koppen, Elias; Omland, Torbjørn; Larsen, Alf Inge; Karlsen, Trine; Linke, Axel; Prescott, Eva Irene Bossano; Halle, Martin; Dalen, Håvard; Delagardelle, Charles; Hole, Torstein; van Craenenbroeck, Emeline M.; Beckers, Paul; Ellingsen, Øyvind; Feiereisen, Patrick; Valborgland, Torstein; Videm, Vibeke (Peer reviewed; Journal article, 2021)Plasma cell disorders (PCDs) are identified in the clinical lab by detecting the monoclonal immunoglobulin (M-protein) which they produce. Traditionally, serum protein electrophoresis methods have been utilized to detect ... -
Exercise training and high-sensitivity cardiac troponin-I in patients with heart failure with reduced ejection fraction
Riveland, Egil Aarstad; Valborgland, Torstein; Ushakova, Anastasia; Skadberg, Øyvind; Karlsen, Trine; Hole, Torstein Laurits; Støylen, Asbjørn; Dalen, Håvard; Videm, Vibeke; Koppen, Elias; Linke, Axel; Delagardelle, Charles; Van Craenenbroeck, Emeline M.; Beckers, Paul; Prescott, Eva; Halle, Martin; Omland, Torbjørn; Ellingsen, Øyvind; Larsen, Alf Inge (Journal article; Peer reviewed, 2024)Aims: The aims of this sub-study of the SMARTEX trial were (1) to evaluate the effects of a 12-week exercise training programme on serum levels of high sensitivity cardiac troponin I (hs-cTnI) in patients with moderate ... -
Feasibility and accuracy of point-of-care pocket-size ultrasonography performed by medical students
Andersen, Garrett Newton; Viset, Annja Torlaug; Mjølstad, Ole Christian; Salvesen, Øyvind; Dalen, Håvard; Haugen, Bjørn Olav (Journal article; Peer reviewed, 2014)Background Point-of-care ultrasound performed by clinicians is a useful supplement in the treatment and assessment of patients. We aimed to investigate whether medical students with minimal training were able to successfully ... -
Feasibility and clinical impact of point-of-care carotid artery examinations by experts using hand-held ultrasound devices in patients with ischemic stroke or transitory ischemic attack
Saxhaug, Lars Mølgaard; Graven, Torbjørn; Olsen, Øystein; Kleinau, Jens Olaf; Skjetne, Kyrre; Ellekjær, Hanne; Dalen, Håvard (Peer reviewed; Journal article, 2021)Background and purpose: To evaluate the feasibility and clinical influence of carotid artery examinations in patients admitted with stroke or TIA with hand-held ultrasound by experts, to identify individuals not in need ... -
Feasibility and reproducibility of different echocardiographic indices of left ventricular function for long-term follow-up to detect cardiotoxocoty after breast cancer therapy
Bøen, Gunn Catrin Fossum (Master thesis, 2018)Background. Cancer therapy may be cardiotoxic. There is a need for reproducible methods for longitudinal follow-up of cardiac function in these patients before, during and after cancer treatment. Purpose. The aim was ... -
Feasibility of telerehabilitation for heart failure patients inaccessible for outpatient rehabilitation
Lundgren, Kari Margrethe; Langlo, Knut Asbjørn Rise; Salvesen, Øyvind; Zanaboni, Paolo; Cittanti, Elisa; Mo, Rune; Ellingsen, Øyvind; Dalen, Håvard; Aksetøy, Inger-Lise Aamot (Peer reviewed; Journal article, 2023)Aims Despite strong recommendations, outpatient cardiac rehabilitation is underused in chronic heart failure (CHF) patients. Possible barriers are frailty, accessibility, and rural living, which may be overcome by ...