• Buscopan sin effekt på bildekvalitet ved MR-protokollen cancer recti 

      Holm, Jenny Holthe; Høie, Tonje Aaboen; Tetlimo, Tonje (Bachelor thesis, 2020)
      Bakgrunn: Buscopan er et spasmolytisk legemiddel som benyttes for å gi avslapning av glatt muskulatur. Dette legemidlet kan benyttes ved MR for å redusere bevegelsesartefakt fra tarmperistaltikk, og skal dermed bidra til ...
    • Characterization of triple negative breast cancer based on metabolic profiles using HR MAS MRS 

      Lamichhane, Santosh (Master thesis, 2012)
      Triple negative breast cancers (TNBC) lack estrogen receptors (ER), progesterone receptors (PgR) and human epidermal growth factor receptors 2 (HER-2). Approximately 15% of breast cancer patients are diagnosed with TNBC. ...
    • Characterization of triple negative breast cancer based on metabolic profiles using HR MAS MRS 

      Lamichhane, Santosh (Master thesis, 2012)
      Triple negative breast cancers (TNBC) lack estrogen receptors (ER), progesterone receptors (PgR) and human epidermal growth factor receptors 2 (HER-2). Approximately 15% of breast cancer patients are diagnosed with TNBC. ...
    • Convolutional Neural Network i mammografi 

      Holmen, Elise Kraft; Brandsæter, Ingrid Øfsti; Flø, Sunniva (Bachelor thesis, 2019)
      Hensikt: I Norge blir kvinner mellom 50 og 69 år invitert til mammografiscreening annethvert år. En av ulempene ved screening er falskt positive resultater. I dag er det to radiologer som tyder hvert mammogram og i fremtiden ...
    • Detektion af Rygmarvslæsioner ved Multipel Sklerose. Sammenligning af Magnetisk Resonans Vægtninger 

      Low, Peter (Master thesis, 2019)
      Adskillige typer for magnetisk resonans billedvægtninger er anbefalet til den bedst mulige fremstilling af multipel sklerose læsioner i rygmarven. Den diagnostiske virkningsfuldhed varierer mellem dem, grundet forskelle i ...
    • Er forelesninga effektiv, interessant og meningsfull? - Oppfatninger om og betydningen av forelesninger som undervisningsform 

      Thingnes, Elin Rødahl; Stalsberg, Ragna; Sitter, Beathe (Peer reviewed; Journal article, 2015)
      Radiografstudiet er en kombinasjon av teoretisk undervisning og ferdighetstrening ved utdanningsinstitusjon og praksisstudier ved forskjellige bildediagnostiske og kliniske enheter. Radiografutdanningen ved Høgskolen i ...
    • Feasibility of contrast-enhanced MRI derived textural features to predict overall survival in locally advanced breast cancer. 

      Chronaiou, Ioanna; Giskeødegård, Guro F.; Goa, Pål Erik; Teruel, Jose; Hedayati, Roja; Lundgren, Steinar; Huuse, Else Marie; Pickles, Martin D.; Gibbs, Peter; Sitter, Beathe; Bathen, Tone Frost (Journal article; Peer reviewed, 2019)
      Background The prognosis for women with locally advanced breast cancer (LABC) is poor and there is a need for better treatment stratification. Gray-level co-occurrence matrix (GLCM) texture analysis of magnetic resonance ...
    • Feasibility of MR Metabolomics for Immediate Analysis of Resection Margins during Breast Cancer Surgery 

      Bathen, Tone Frost; Geurts, Brigitte; Sitter, Beathe; Fjøsne, Hans Erikssønn; Lundgren, Steinar; Buydens, Lutgarde M. C.; Gribbestad, Ingrid S; Postma, Geert; Giskeødegård, Guro F. (Journal article; Peer reviewed, 2013)
      In this study, the feasibility of high resolution magic angle spinning (HR MAS) magnetic resonance spectroscopy (MRS) of small tissue biopsies to distinguish between tumor and non-involved adjacent tissue was investigated. ...
    • Feasibility of MR metabolomics for immediate analysis of resection margins during breast cancer surgery 

      Bathen, Tone Frost; Geurts, Brigitte; Sitter, Beathe; Fjøsne, Hans Erikssønn; Lundgren, Steinar; Buydens, Lutgarde M. C.; Gribbestad, Ingrid S; Postma, Geert; Giskeødegård, Guro F. (Journal article; Peer reviewed, 2013-04-17)
      In this study, the feasibility of high resolution magic angle spinning (HR MAS) magnetic resonance spectroscopy (MRS) of small tissue biopsies to distinguish between tumor and non-involved adjacent tissue was investigated. ...
    • Holdbarhet av metabolitter i urin 

      Eriksen, Elisabeth Nordvik; Hopen, Åse Kristin Bjørrneraas (Bachelor thesis, 2020)
      Institutt for sirkulasjon og billedbehandling (ISB) ved NTNU og St. Olavs hospital samarbeider i et større forskningsprosjekt om å etablere en biobank med urinprøver fra friske frivillige og fra pasienter med psoriasis og ...
    • Impact of Freezing Delay Time on Tissue Samples for Metabolomic Studies. 

      Haukaas, Tonje Husby; Moestue, Siver Andreas; Vettukattil, Muhammad Riyas; Sitter, Beathe; Lamichlane, Santosh; Segura, Reme; Giskeødegård, Guro F.; Bathen, Tone Frost (Journal article; Peer reviewed, 2016)
      Introduction: Metabolic profiling of intact tumor tissue by high-resolution magic angle spinning (HR MAS) MR spectroscopy (MRS) provides important biological information possibly useful for clinical diagnosis and development ...
    • Impact of Freezing Delay Time on Tissue Samples for Metabolomic Studies. 

      Haukaas, Tonje Husby; Moestue, Siver Andreas; Vettukattil, Muhammad Riyas; Sitter, Beathe; Lamichlane, Santosh; Segura, Reme; Giskeødegård, Guro F.; Bathen, Tone Frost (Journal article; Peer reviewed, 2016-01-28)
      Introduction: Metabolic profiling of intact tumor tissue by high-resolution magic angle spinning (HR MAS) MR spectroscopy (MRS) provides important biological information possibly useful for clinical diagnosis and development ...
    • Interplay of choline metabolites and genes in patient-derived breast cancer xenografts 

      Grinde, Maria Tunset; Skrbo, Nirma; Moestue, Siver Andreas; Rødland, Einar Andreas; Borgan, Eldrid; Kristian, Alexandr; Sitter, Beathe; Bathen, Tone; Børresen-Dale, Anne-Lise; Mælandsmo, Gunhild; Engebråten, Olav; Sørlie, Therese; Marangoni, Elisabetta; Gribbestad, Ingrid S (Journal article; Peer reviewed, 2014)
      Introduction Dysregulated choline metabolism is a well-known feature of breast cancer, but the underlying mechanisms are not fully understood. In this study, the metabolomic and transcriptomic characteristics of a large ...
    • Klinisk MR-spektroskopi av hjernen 

      Sitter, Beathe; Sjøbakk, Torill Eidhammer; Larsson, Henrik Bo W.; Kvistad, Kjell Arne (Journal article; Peer reviewed, 2019)
      Magnetresonansspektroskopi (MR-spektroskopi) gir informasjon om ulike vevsmetabolitter og er et supplement til ordinære diagnostiske MR-undersøkelser. I denne artikkelen beskrives funn ved MR-spektroskopi for de sykdommene ...
    • Markers of mitochondrial metabolism in tumor hypoxia, systemic inflammation, and adverse outcome of rectal cancer 

      Bousquet, Paula; Meltzer, Sebastian; Sønstevold, Linda; Esbensen, Qin Ying; Dueland, Svein; Flatmark, Kjersti; Sitter, Beathe; Bathen, Tone Frost; Seierstad, Therese; Redalen, Kathrine; Eide, Lars; Ree, Anne Hansen (Journal article; Peer reviewed, 2019)
      Tumor hypoxia contributes to therapy resistance and metastatic progression of locally advanced rectal cancer (LARC). We postulated that the tumor mitochondrial metabolism, manifested by reactive oxygen species (ROS) and ...
    • Metabolic changes in psoriatic skin under topical corticosteroid treatment 

      Sitter, Beathe; Johnsson, Margareta; Halgunset, Jostein; Bathen, Tone Frost (Journal article; Peer reviewed, 2013)
    • Metabolic changes in psoriatic skin under topical corticosteroid treatment 

      Sitter, Beathe; Johnsson, Margareta; Halgunset, Jostein; Bathen, Tone Frost (Journal article; Peer reviewed, 2013)
      Background: MR spectroscopy of intact biopsies can provide a metabolic snapshot of the investigated tissue. The aim of the present study was to explore the metabolic pattern of uninvolved skin, psoriatic skin and ...
    • Persondosimeter - til nytte eller besvær? 

      Dahle, Malene Bjørhovde; Gundersen, Anne; Rangøy, Jørgen; Vikhammer, Lisa (Bachelor thesis, 2019)
      Introduksjon Persondosimeter er et hjelpemiddel som bæres av radiografer som kan utsettes for ioniserende stråling. Som radiografstudent er det stort fokus på strålevern og strålehygiene. Fra praksis har vi ulike erfaringer ...
    • Prognostic value of metabolic response in breast cancer patients receiving neoadjuvant chemotherapy 

      Cao, Maria Dung; Giskeødegård, Guro F.; Bathen, Tone Frost; Sitter, Beathe; Bofin, Anna M.; Lønning, Per Eystein; Lundgren, Steinar; Gribbestad, Ingrid S (Journal article; Peer reviewed, 2012)
      Background Today's clinical diagnostic tools are insufficient for giving accurate prognosis to breast cancer patients. The aim of our study was to examine the tumor metabolic changes in patients with locally advanced breast ...
    • Quantifying bone marrow inflammatory edema in the spine and sacroiliac joints with thresholding 

      Chronaiou, Ioanna; Thomsen, Ruth Stoklund; Huuse, Else Marie; Euceda, Leslie R.; Pedersen, Susanne Juhl; Hoff, Mari; Sitter, Beathe (Journal article; Peer reviewed, 2017)
      Background Psoriatic Arthritis (PsA) is a chronic inflammatory arthritis that develops in patients with psoriasis. Inflammatory edema in the spine may reflect subclinical disease activity and be a predictor of radiographic ...