Blar i Institutt for sirkulasjon og bildediagnostikk på dokumenttype "Peer reviewed"

Viser treff 41-60 av 1275

    • Acute effects on the human peripheral blood transcriptome of decompression sickness secondary to scuba diving 

      Magri, Kurt; Eftedal, Ingrid; Magri, Vanessa Petroni; Matity, Lyubisa; Muscat, Stephen; Pace, Nikolai Paul (Peer reviewed; Journal article, 2021)
      Decompression sickness (DCS) develops due to inert gas bubble formation in bodily tissues and in the circulation, leading to a wide range of potentially serious clinical manifestations. Its pathophysiology remains incompletely ...

    • Acute exercise is not cardioprotective and may induce apoptotic signalling in heart surgery: a randomized controlled trial 

      Smenes, Benedikte; Bækkerud, Fredrik Hjulstad; Slagsvold, Katrine Hordnes; Hassel, Erlend; Wohlwend, Martin; Pinho, Maria; Høydal, Morten; Wisløff, Ulrik; Rognmo, Øivind; Wahba, Alexander (Journal article; Peer reviewed, 2018)
      OBJECTIVES During open-heart surgery, the myocardium experiences ischaemia–reperfusion injury. A single bout of moderate, 30-min exercise induces preconditioning and protects the heart from ischaemia–reperfusion injury ...

    • Acute exhaustive aerobic exercise training impair cardiomyocyte function and calcium handling in Sprague-Dawley rats 

      Ljones, Kristine; Ness, Henning Ofstad; Solvang-Garten, Karin; Gaustad, Svein Erik; Høydal, Morten (Journal article; Peer reviewed, 2017)
      Introduction: Recent data from long-distance endurance participants suggest that cardiac function is impaired after completion. Existing data further indicate that right ventricular function is more affected than left ...

    • Acute kidney injury in intensive care patients: Incidence, time course, and risk factors 

      Mo, Skule; Bjelland, Thor Wilhelm; Nilsen, Tom Ivar Lund; Klepstad, Pål (Peer reviewed; Journal article, 2022)
      Background Acute kidney injury (AKI) is frequent and influences the prognosis of intensive care unit (ICU) patients. The aim of this study was to estimate the incidence, time-course, risk factors, and mortality of AKI ...

    • Acute kidney injury in patients with COVID-19 in the intensive care unit: Evaluation of risk factors and mortality in a national cohort 

      Aukland, Eirik Aasen; Klepstad, Pål; Aukland, Stein Magnus; Zamanzad Ghavidel, Fatemeh; Buanes, Eirik Alnes (Peer reviewed; Journal article, 2022)
      Objectives Acute kidney injury (AKI) is a frequent complication among critical ill patients with COVID-19, but the actual incidence is unknown as AKI-incidence varies from 25% to 89% in intensive care unit (ICU) populations. ...

    • Acute thalamic connectivity precedes chronic post-concussive symptoms in mild traumatic brain injury 

      Woodrow, Rebecca E; Winzeck, Stefan; Luppi, Andrea I; Kelleher-Unger, Isaac R; Spindler, Lennart R B; Wilson, J T Lindsay; Newcombe, Virginia F.J.; Coles, Jonathan P; Menon, David K; Stamatakis, Emmanuel A; Amrein, Krisztina; Andelic, Nada; Frisvold, Shirin K; Anke, Audny Gabriele Wagner; Andreassen, Lasse; Azouvi, Philippe; Bellander, Bo- Michael; Benali, Habib; Caccioppola, Alessio; Buki, Andras; Calappi, Emiliana; Citerio, Guiseppe; Carbonara, Marco; Clusmann, Hans; Coburn, Mark; Coles, Jonathan; Correia, Marta; Czeiter, Endre; De Keyser, Véronique; Degos, Vincent; Depreitere, Bart; Eikenes, Live; Ezer, Erzsébet; Foks, Kelly; Ghuysen, Alexandre; Galanaud, Damien; Glocker, Ben; Håberg, Asta; Haitsma, Iain; Helseth, Eirik; Hutchinson, Peter J.; Kornaropoulos, Evgenios; Kovács, Noémi; Kowark, Ana; Laureys, Steven; Ledoux, Didier; Lingsma, Hester; Maas, Andrew I. R.; Manley, Geoffrey; Menovsky, Tomas; Misset, Benoit; Muraleedharan, Visakh; Nakken, Ingeborg; Nordhøy, Wibeke; Nyirádi, József; Ortolano, Fabrizio; Parizel, Paul M.; Perlbarg, Vincent; Persona, Paolo; Peul, Wilco; Posti, Jussi P.; Puybasset, Louis; Richter, Sophie; Røe, Cecilie; Røise, Olav; Rossaint, Rolf; Rossi, Sandra; Rueckert, Daniel; Skandsen, Toril; Sorinola, Abayomi; Steyerberg, Ewout W; Stocchetti, Nino; Takala, Riikka; Tamás, Viktória; Tenovuo, Olli; Vámos, Zoltán; Van der Steen, Gregory; Van Hecke, Wim; Vande Vyvere, Thijs; Verheyden, Jan; Vik, Anne; Volovici, Victor; Westlye, Lars Tjelta; Williams, Guy; Ylen, Peter; Zoerle, Tommaso (Journal article; Peer reviewed, 2023)
      Chronic post-concussive symptoms are common after mild traumatic brain injury (mTBI) and are difficult to predict or treat. Thalamic functional integrity is particularly vulnerable in mTBI and may be related to long-term ...

    • Adherence to a Long-Term Physical Activity and Exercise Program After Stroke Applied in a Randomized Controlled Trial 

      Gunnes, Mari; Langhammer, Birgitta; Aamot, Inger Lise; Lydersen, Stian; Ihle-Hansen, Hege; Indredavik, Bent; Reneflot, Kristine Helen; Schroeter, Walburga; Askim, Torunn (Journal article; Peer reviewed, 2018)
      Background Persistent physical activity is important to maintain motor function across all stages after stroke. Objective The objective of this study was to investigate adherence to an 18-month physical activity and ...

    • Advanced glycation end products in children with type 1 diabetes and early reduced diastolic heart function 

      Brunvand, Leif; Heier, Martin; Brunborg, Cathrine; Hanssen, Kristian Folkvord; Fugelseth, Drude; Dahl-Jørgensen, Knut; Stensæth, Knut Haakon; Margeirsdottir, Hanna Dis (Journal article; Peer reviewed, 2017)
      Background Reduced diastolic function is an early sign of diabetes cardiomyopathy in adults and is associated with elevated levels of HbA1c and advanced glycation end products (AGEs). Objective To assess the ...

    • Aerobic and anaerobic speed predicts 800-m running performance in young recreational runners 

      Støren, Øyvind; Helgerud, Jan; Johansen, Jan-Michael; Gjerløw, Lars Erik; Aamlid, Aanund; Støa, Eva Maria (Peer reviewed; Journal article, 2021)
      The main aim was to investigate the impact of maximal aerobic speed (MAS), maximal anaerobic speed (MANS), and time to exhaustion (TTE) at 130% MAS, on 800-m running time performance (800TT). A second aim was to investigate ...

    • Aerobic capacity reference data in 3816 healthy men and women 20-90 years 

      Loe, Henrik; Rognmo, Øivind; Saltin, Bengt; Wisløff, Ulrik (Journal article; Peer reviewed, 2013)
      Purpose: To provide a large reference material on aerobic fitness and exercise physiology data in a healthy population of Norwegian men and women aged 20–90 years. Methods: Maximal and sub maximal levels of VO2, heart ...

    • Aerobic exercise training rescues cardiac protein quality control and blunts endoplasmic reticulum stress in heart failure rats 

      Bozi, Luiz H.M.; Jannig, Paulo R; Rolim, Natale Pinheiro Lage; Voltarelli, Vanessa; Dourado, Paulo MM; Wisløff, Ulrik; Brum, Patricia C. (Peer reviewed; Journal article, 2016)
      Cardiac endoplasmic reticulum (ER) stress through accumulation of misfolded proteins plays a pivotal role in cardiovascular diseases. In an attempt to reestablish ER homoeostasis, the unfolded protein response (UPR) is ...

    • Aerobic high-intensity intervals improve V̇O2max more than supramaximal sprint intervals in females, similar to males 

      Helgerud, Jan; Hov, Håkon; Mehus, Håkon Andre; Balto, Bård; Boye, Anders Johan Nesheim; Finsås, Lars; Hoff, Jan; Wang, Eivind (Journal article; Peer reviewed, 2023)
      Introduction: Maximal oxygen uptake (V̇O2max) is a pivotal factor for aerobic endurance performance. Recently, aerobic high-intensity interval training (HIIT) was documented to be superior to sprint interval training (SIT) ...

    • Aerobic interval training partly reverse contractile dysfunction and impaired Ca2+ handling in atrial myocytes from rats with post infarction heart failure 

      Johnsen, Anne Berit; Høydal, Morten Andre; Røsbjørgen, Ragnhild; Stølen, Tomas; Wisløff, Ulrik (Journal article; Peer reviewed, 2013)
      Background: There is limited knowledge about atrial myocyte Ca2+ handling in the failing hearts. The aim of this study was to examine atrial myocyte contractile function and Ca2+ handling in rats with post-infarction heart ...

    • Aerobic Interval Training Prevents Age-Dependent Vulnerability to Atrial Fibrillation in Rodents 

      Malmo, Vegard; Kelly, Allen; Garten, Karin S; Stolen, Tomas; Rolim, Natale P. L.; Wisloff, Ulrik; Smith, Godfrey; Loennechen, Jan P. (Journal article; Peer reviewed, 2018)
      Aims: Increasing age is the most important risk factor for atrial fibrillation (AF). Very high doses of exercise training might increase AF risk, while moderate levels seem to be protective. This study aimed to examine the ...

    • Age, weight and decompression sickness in rats 

      Buzzacott, Peter; Theron, Michael; Mazur, Aleksandra; Wang, Qiong; Lambrechts, Kate; Eftedal, Ingrid; Berenji Ardestani, Simin; Guerrero, Francois (Journal article; Peer reviewed, 2016)
      Objective: The aim of this study was to determine if, after controlling for weight, age is associated with decompression sickness (DCS) in rats. Methods: Following compression-decompression, male rats aged 11 weeks were ...

    • Age-related change in peak oxygen uptake and change of cardiovascular risk factors. The HUNT Study 

      Letnes, Jon Magne; Dalen, Håvard; Aspenes, Stian Thoresen; Salvesen, Øyvind; Wisløff, Ulrik; Nes, Bjarne (Peer reviewed; Journal article, 2020)
      Background Large longitudinal studies on change in directly measured peak oxygen uptake (VO2peak) is lacking, and its significance for change of cardiovascular risk factors is uncertain. We aimed to assess ten-year ...

    • Age-related decline in peak oxygen uptake: Cross-sectional vs. longitudinal findings. A review 

      Letnes, Jon Magne; Nes, Bjarne Martens; Wisløff, Ulrik (Peer reviewed; Journal article, 2023)
      Cardiorespiratory fitness is established as an important prognostic factor for cardiovascular and general health. In clinical settings cardiorespiratory fitness is often measured by cardiopulmonary exercise testing determining ...

    • AI Risk Score on Screening Mammograms Preceding Breast Cancer Diagnosis 

      Larsen, Marthe; Olstad, Camilla Flåt; Koch, Henrik Wethe; Martiniussen, Marit Almenning; Hoff, Solveig Kristin Roth; Lund-Hanssen, Håkon; Solli, Helene; Mikalsen, Karl Øyvind; Auensen, Steinar; Nygård, Jan Franz; Lång, Kristina; Chen, Yan; Hofvind, Solveig Sand-Hanssen (Peer reviewed; Journal article, 2023)
      Background Few studies have evaluated the role of artificial intelligence (AI) in prior screening mammography. Purpose To examine AI risk scores assigned to screening mammography in women who were later diagnosed ...

    • AI-driven attenuation correction for brain PET/MRI: Clinical evaluation of a dementia cohort and importance of the training group size 

      Ladefoged, Claes Nøhr; Hansen, Adam Espe; Henriksen, Otto Mølby; Bruun, Frederik Jager; Eikenes, Live; Øen, Silje Kjærnes; Karlberg, Anna Maria; Højgaard, Liselotte; Law, Ian; Andersen, Flemming Littrup (Peer reviewed; Journal article, 2020)
      Introduction Robust and reliable attenuation correction (AC) is a prerequisite for accurate quantification of activity concentration. In combined PET/MRI, AC is challenged by the lack of bone signal in the MRI from which ...

    • Airway segmentation and centerline extraction from thoracic CT - Comparison of a new method to state of the art commercialized methods 

      Reynisson, Pall Jens; Scali, Marta; Smistad, Erik; Hofstad, Erlend Fagertun; Leira, Håkon Olav; Lindseth, Frank; Hernes, Toril A. Nagelhus; Amundsen, Tore; Sorger, Hanne; Langø, Thomas (Peer reviewed; Journal article, 2015)
      Introduction Our motivation is increased bronchoscopic diagnostic yield and optimized preparation, for navigated bronchoscopy. In navigated bronchoscopy, virtual 3D airway visualization is often used to guide a bronchoscopic ...