• 18F-FACBC PET/MRI in diagnostic assessment and neurosurgery of gliomas 

      Karlberg, Anna Maria; Berntsen, Erik Magnus; Johansen, Håkon; Skjulsvik, Anne Jarstein; Reinertsen, Ingerid; Hong, Yan Dai; Xiao, Yiming; Rivaz, Hassan; Borghammer, Per; Solheim, Ole; Eikenes, Live (Journal article; Peer reviewed, 2019)
      Purpose This pilot study aimed to evaluate the amino acid tracer 18F-FACBC with simultaneous PET/MRI in diagnostic assessment and neurosurgery of gliomas. Materials and Methods Eleven patients with suspected primary or ...
    • 18F-Fluciclovine PET/MRI for preoperative lymph node staging in high-risk prostate cancer patients 

      Selnæs, Kirsten Margrete; Krüger-Stokke, Brage; Elschot, Mattijs; Willoch, Frode; Størkersen, Øystein; Sandsmark, Elise; Moestue, Siver Andreas; Tessem, May-Britt; Halvorsen, Dag; Kjøbli, Eirik; Angelsen, Anders; Langørgen, Sverre; Bertilsson, Helena; Bathen, Tone Frost (Journal article; Peer reviewed, 2018)
      Objective To investigate the diagnostic potential of simultaneous 18F-fluciclovine PET/MRI for pelvic lymph node (LN) staging in patients with high-risk prostate cancer. Methods High-risk prostate cancer patients (n=28) ...
    • 2-hydroxyglutarate as a magnetic resonance biomarker for glioma subtyping 

      Esmaeili, Morteza; Vettukattil, Riyas M; Bathen, Tone Frost (Journal article; Peer reviewed, 2013)
      Mutations in the isocitrate dehydrogenase (IDH) genes are frequently found in gliomas and in a fraction of acute myeloid leukemia patients. This results in the production of an oncometabolite, 2-hydroxyglutarate (2-HG). ...
    • 2D and 3D echocardiography during inotropic alterations and after recent myocardial infarction 

      Thorstensen, Anders (Doktoravhandlinger ved NTNU, 1503-8181; 2012:378, Doctoral thesis, 2012)
      Vurdering av venstre ventrikkels størrelse og funksjon er helt sentral ved enhver ekkokardiografisk undersøkelse og den vanligste kliniske indikasjon for å utføre ultralyd av hjertet. I dette prosjektet ble hjertefunksjonen ...
    • 3-D Doppler imaging in cardiac applications using high frame-rate sequences 

      Fiorentini, Stefano (Doctoral theses at NTNU;2020:60, Doctoral thesis, 2020)
      Several decades after the establishment of Doppler ultrasound, quantification and imaging of blood flow using Doppler-based techniques continue to face multiple challenges. Out-of-plane flow, transit-time broadening and ...
    • 3D ultrasound and navigation – Applications in laparoscopic surgery 

      Solberg, Ole Vegard (Doktoravhandlinger ved NTNU, 1503-8181; 2011:52, Doctoral thesis, 2011)
      The use of intraoperative navigation during surgery is becoming a valuable tool in several clinical applications. Often only preoperative images are used during navigation and changes that occur during surgery are hence ...
    • 3D Ultrasound for Quantitative Echocardiography 

      Hergum, Torbjørn (Doctoral Theses at NTNU, 1503-8181; 2009:135, Doctoral thesis, 2009)
      Medical ultrasound imaging is widely used to diagnose cardiacdiseases. The recent availability of real time 3D ultrasound posesseveral interesting challenges and opportunities, and the work of thisthesis is devoted to both ...
    • 3D ultrasound reconstruction algorithms from analog and digital data 

      Solberg, Ole Vegard; Lindseth, Frank; Bø, Lars Eirik; Muller, Sebastien; Meland, Janne Beate Lervik; Tangen, Geir Arne; Hernes, Toril A. Nagelhus (Journal article; Peer reviewed, 2010)
      Freehand 3D ultrasound is increasingly being introduced in the clinic for diagnostics and image-assisted interventions. Various algorithms exist for combining 2D images of regular ultrasound probes to 3D volumes, being ...
    • 4D ultrasound vector flow imaging for intraventricular flow assessment 

      Wigen, Morten Smedsrud (Doctoral theses at NTNU;2019:38, Doctoral thesis, 2019)
      4D ultralyd vector flow avbildning for evaluering av blodstrøm i hjertet Ultralyd er den mest utbredte modaliteten for evaluering av hjertefunksjon grunnet tilgjengelighet, lav kostnad og sanntidsvisning. Ekkokardiografi ...
    • A 95 year-old suffering circulatory arrest after accidental hypothermia: A case report 

      Carlsen, Anders Wetting; Winnerkvist, Anders; Greiff, Guri (Journal article; Peer reviewed, 2017)
      Background The elderly are vulnerable to cold and prone to accidental hypothermia, both because of environmental and endogenous factors. The incidence of severe accidental hypothermia among the elderly is poorly described, ...
    • A balanced tissue composition reveals new metabolic and gene expression markers in prostate cancer 

      Tessem, May-Britt; Bertilsson, Helena; Angelsen, Anders; Bathen, Tone Frost; Drabløs, Finn Sverre; Rye, Morten Beck (Journal article; Peer reviewed, 2016)
      Molecular analysis of patient tissue samples is essential to characterize the in vivo variability in human cancers which are not accessible in cell-lines or animal models. This applies particularly to studies of tumor ...
    • A complete national cohort study of prescriptions of analgesics and benzodiazepines to cancer survivors in Norway 10 years after diagnosis 

      Fredheim, Olav Magnus; Skurtveit, Svetlana; Handal, Marte; Hjellvik, Vidar (Journal article; Peer reviewed, 2019)
      Chronic pain due to surgery, radiotherapy, or chemotherapy is prevalent in long-term cancer survivors. Chronic pain due to successful cancer treatment should be treated as chronic nonmalignant pain, primarily with ...
    • A computational pipeline for quantification of mouse myocardial stiffness parameters 

      Nordbø, Øyvind; Lamata, P.; Land, Sander; Niederer, Steven A.; Aronsen, Jan Magnus; Louch, William Edward; Sjaastad, Ivar; Martens, Harald; Gjuvsland, Arne Bjørke; Tøndel, Kristin; Torp, Hans; Lohezic, M; Schneider, Jürgen; Remme, Espen W.; Smith, Nicolas P; Omholt, Stig W; Vik, Jon Olav (Journal article; Peer reviewed, 2014)
      The mouse is an important model for theoretical–experimental cardiac research, and biophysically based whole organ models of the mouse heart are now within reach. However, the passive material properties of mouse myocardium ...
    • A consensus-based template for documenting and reporting in physician-staffed pre-hospital services 

      Krüger, Andreas J.; Lockey, David; Kurola, Juoni; Di Bartolomeo, Stefano; Castrén, Maaret; Mikkelsen, Søren; Lossius, Hans Morten (Journal article; Peer reviewed, 2011)
      Background: Physician-staffed pre-hospital units are employed in many Western emergency medical services (EMS) systems. Although these services usually integrate well within their EMS, little is known about the quality ...
    • A fast 4D B-spline framework for model-based reconstruction and regularization in vector flow imaging 

      Grønli, Thomas; Wigen, Morten Smedsrud; Segers, Patrick; Løvstakken, Lasse (Journal article; Peer reviewed, 2018)
      A generic framework for model-based regularization and reconstruction is described, with applications in a wide range of noisy measurement scenarios. The framework employs automatic differentiation and stochastic gradient ...
    • A FAST ultrasound simulator 

      Gjerald, Sjur Urdson (Doktoravhandlinger ved NTNU, 1503-8181; 2012:110, Doctoral thesis, 2012)
      En ultralydsimulator for FAST Ultralyd brukes for å avbilde kroppens indre. Avbildningen gjøres av en ultralydprobe som plasseres på utsiden av pasienten og føres over den delen av kroppen man vil studere. Det er ...
    • A flying start? Early interval training in heart failure rehabilitation 

      Ellingsen, Øyvind (Journal article; Peer reviewed, 2017)
    • A multi-center comparison of vO2peak trainability between interval training and moderate intensity continuous training 

      Williams, Camilla J.; Gurd, Brendon J.; Bonafiglia, Jacob T.; Voisin, Sarah; Li, Zhixiu; Harvey, Nicholas; Croci, Ilaria; Taylor, Jenna L; Gajanand, Trishan; Ramos, Joyce S.; Fassett, Robert G.; Little, Jonathan P.; Francois, Monique E.; Hearon, Christopher M.; Sarma, Satyam; Janssen, Sylvan L.J.E.; Van Craenenbroeck, Emeline M.; Beckers, Paul; Cornelissen, Véronique A.; Pattyn, Nele; Howden, Erin J.; Keating, Shelley E.; Bye, Anja; Stensvold, Dorthe; Wisløff, Ulrik; Papadimitriou, Ioannis; Yan, Xu; Bishop, David J.; Eynon, Nir; Coombes, Jeff S. (Journal article; Peer reviewed, 2019)
      There is heterogeneity in the observed www.frontiersin.orgO2peak response to similar exercise training, and different exercise approaches produce variable degrees of exercise response (trainability). The aim of this study ...
    • A multimodal image guiding system for Navigated Ultrasound Bronchoscopy (EBUS): A human feasibility study 

      Sorger, Hanne; Hofstad, Erlend Fagertun; Amundsen, Tore; Langø, Thomas; Bakeng, Janne Beate Lervik; Leira, Håkon Olav (Journal article; Peer reviewed, 2017)
      Background Endobronchial ultrasound transbronchial needle aspiration (EBUS-TBNA) is the endoscopic method of choice for confirming lung cancer metastasis to mediastinal lymph nodes. Precision is crucial for correct staging ...
    • A new procedure for automatic path planning in bronchoscopy 

      Ciobirca, C; Langø, Thomas; Gruionu, G; Leira, Håkon Olav; Gruionu, Lucian; Pastrama, SD (Journal article; Peer reviewed, 2018)
      Virtual bronchoscopy is often used for planning a real bronchoscopy procedure. Software applications are developed for virtual bronchoscopy, involving usually segmentation of the tracheobronchial tree from the medical image ...