Browsing Bergen Open Research Archive by Author "Espeland, Ansgar"
Now showing items 1-20 of 20
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Adjacent Disc Degeneration After Lumbar Total Disc Replacement or Non-operative Treatment: A Randomized Study With Eight-year Follow-up
Furunes, Håvard; Hellum, Christian; Espeland, Ansgar; Brox, Jens Ivar; Småstuen, Milada C; Berg, Linda; Storheim, Kjersti (Peer reviewed; Journal article, 2018-12)Study Design. A randomized controlled multicenter trial with 8-year follow-up. Objective. The aim of this study was to assess the long-term development of adjacent disc degeneration (ADD) after lumbar total disc replacement (TDR) ... -
AIDS-related primary central nervous system lymphoma: a Norwegian national survey 1989–2003
Haldorsen, Ingfrid S.; Kråkenes, Jostein; Goplen, Anne Kristin; Dunlop, Oona; Mella, Olav; Espeland, Ansgar (Peer reviewed; Journal article, 2008-08-06)Background: Primary central nervous system lymphoma (PCNSL) is a frequent complication in acquired immunodeficiency syndrome (AIDS). The objective of this survey was to investigate incidence, clinical features, radiological ... -
Antibiotic treatment In patients with chronic low back pain and Modic changes (the AIM study): study protocol for a randomised controlled trial
Storheim, Kjersti; Espeland, Ansgar; Grøvle, Lars; Skouen, Jan Sture; Assmus, Jörg; Anke, Audny; Froholdt, Anne; Pedersen, LM; Haugen, AJ; Fors, Terese; Schistad, Ellina Iordanova; Lutro, Olav; Marchand, Gunn Hege; Kadar, Thomas; Vetti, Nils; Randen, Solfrid; Nygaard, Øystein Petter; Brox, Jens Ivar; Grotle, Margreth; Zwart, JA (Peer reviewed; Journal article, 2017-12-15)Background: A previous randomised controlled trial (RCT) of patients with chronic low back pain (LBP) and vertebral bone marrow (Modic) changes (MCs) on magnetic resonance imaging (MRI), reported that a 3-month, high-dose ... -
Are MRI high-signal changes of alar and transverse ligaments in acute whiplash injury related to outcome?
Vetti, Nils; Kråkenes, Jostein; Eide, Geir Egil; Rørvik, Jarle; Gilhus, Nils Erik; Espeland, Ansgar (Peer reviewed; Journal article, 2010-11-11)Background: Upper neck ligament high-signal changes on magnetic resonance imaging (MRI) have been found in patients with whiplash-associated disorders (WAD) but also in non-injured controls. The clinical relevance of such ... -
Are two readers more reliable than one? A study of upper neck ligament scoring on magnetic resonance images
Espeland, Ansgar; Vetti, Nils; Kråkenes, Jostein (Peer reviewed; Journal article, 2013-01-17)Background: Magnetic resonance imaging (MRI) studies typically employ either a single expert or multiple readers in collaboration to evaluate (read) the image results. However, no study has examined whether evaluations ... -
Checklists in the operating room: Help or hurdle? A qualitative study on health workers' experiences
Thomassen, Øyvind; Brattebø, Guttorm; Heltne, Jon-Kenneth; Søfteland, Eirik; Espeland, Ansgar (Peer reviewed; Journal article, 2010-12-20)Background: Checklists have been used extensively as a cognitive aid in aviation; now, they are being introduced in many areas of medicine. Although few would dispute the positive effects of checklists, little is known ... -
Clinical effect modifiers of antibiotic treatment in patients with chronic low back pain and Modic changes - secondary analyses of a randomised, placebocontrolled trial (the AIM study)
Bråten, Lars Christian Haugli; Grøvle, Lars; Espeland, Ansgar; Pripp, Are Hugo; Grotle, Margreth; Hellum, Christian; Haugen, Anne Julsrud; Froholdt, Anne; Rolfsen, Mads Peder; Nygaard, Øystein Petter; Lutro, Olav; Kristoffersen, Per Martin; Anke, Audny; Schistad, Ellina Iordanova; Skouen, Jan Sture; Brox, Jens Ivar; Zwart, John-Anker; Storheim, Kjersti (Journal article; Peer reviewed, 2020)Background Randomised trials on antibiotic treatment for patients with chronic low back pain and vertebral endplate changes visible on MRI (Modic changes) have shown mixed results. A possible explanation might be a real ... -
Cost–utility analysis of antibiotic treatment in patients with chronic low back pain and Modic changes: results from a randomised, placebo-controlled trial in Norway (the AIM study)
Grotle, Margreth; Bråten, Lars Christian Haugli; Brox, Jens Ivar; Espeland, Ansgar; Zolic-Karlsson, Zinajda; Killingmo, Rikke Munk; Tingulstad, Alexander; Grøvle, Lars; Johanessen, Anne Froholdt; Kristoffersen, Per Martin; Wigemyr, Monica; van Tulder, Maurits W.; Storheim, Kjersti; Zwart, John-Anker (Journal article; Peer reviewed, 2020)Objective To evaluate the cost–utility of 100 days of antibiotics in patients with chronic low back pain (LBP) and type I or II Modic changes included in the Antibiotic treatment In patients with chronic low back pain ... -
Disc and nerve root findings on lumbar MRI with straightened vs flexed hips and knees—pilot study
Espeland, Ansgar; Seime, Nina Dalen (Journal article, 2019)Objective: To compare disc and nerve root findings, image quality, and pain between supine lumbar MRI positions with straightened vs flexed hips and knees. Methods: In this prospective pilot study, 14 adults with sciatica ... -
The effect of infliximab in patients with chronic low back pain and Modic changes (the BackToBasic study): study protocol of a randomized, double blind, placebo-controlled, multicenter trial
Gjefsen, Elisabeth; Bråten, Lars Christian Haugli; Goll, Guro Løvik; Wigemyr, Monica; Bolstad, Nils; Valberg, Morten; Schistad, Ellina Iordanova; Marchand, Gunn Hege; Granviken, Fredrik; Selmer, Kaja Kristine; Johanessen, Anne Froholdt; Haugen, Anne Julsrud; Dagestad, Magnhild Hammersland; Vetti, Nils; Bakland, Gunnstein; Lie, Benedicte Alexandra; Haavardsholm, Espen A.; Nilsen, Aksel Thuv; Holmgard, Thor Einar; Kadar, Thomas; Kvien, Tore Kristian; Skouen, Jan Sture; Grøvle, Lars; Brox, Jens Ivar; Espeland, Ansgar; Storheim, Kjersti; Zwart, John-Anker (Journal article; Peer reviewed, 2020)Background Low back pain is common and a significant number of patients experience chronic low back pain. Current treatment options offer small to moderate effects. Patients with vertebral bone marrow lesions visualized ... -
Efficacy of antibiotic treatment in patients with chronic low back pain and Modic changes (the AIM study): double blind, randomised, placebo controlled, multicentre trial
Bråten, Lars Christian Haugli; Rolfsen, Mads Peder; Espeland, Ansgar; Wigemyr, Monica; Assmus, Jörg; Froholdt, Anne; Haugen, Anne Julsrud; Marchand, Gunn Hege; Kristoffersen, Per M; Lutro, Olav; Randen, Sigrun; Wilhelmsen, Maja; Winsvold, Bendik K S; Kadar, Thomas; Holmgard, Thor Einar; Vigeland, Maria Dehli; Vetti, Nils; Nygaard, Øystein Petter; Lie, Benedicte Alexandra; Hellum, Christian; Anke, Audny; Grotle, Margreth; Schistad, Ellina Iordanova; Skouen, Jan Sture; Grøvle, Lars; Brox, Jens Ivar; Zwart, John-Anker; Storheim, Kjersti (Peer reviewed; Journal article, 2019)Objective To assess the efficacy of three months of antibiotic treatment compared with placebo in patients with chronic low back pain, previous disc herniation, and vertebral endplate changes (Modic changes). Design Double ... -
Facet arthropathy evaluation: CT or MRI?
Berg, Linda; Thoresen, Hanne; Neckelmann, Gesche F; Furunes, Håvard; Hellum, Christian; Espeland, Ansgar (Journal article; Peer reviewed, 2019)Objective To assess the reliability of lumbar facet arthropathy evaluation with computed tomography (CT) or magnetic resonance imaging (MRI) in patients with and without lumbar disc prosthesis and to estimate the reliability ... -
Fat in the lumbar multifidus muscles - predictive value and change following disc prosthesis surgery and multidiciplinary rehabilitation in patients With chronic low back pain and degenerative disc: 2-year follow-up of a randomized trial
Storheim, Kjersti; Berg, Linda; Hellum, Christian; Gjertsen, Øivind; Neckelmann, Gesche F; Espeland, Ansgar; Keller, Anne; Norwegian Spine Study Group (Peer reviewed; Journal article, 2017-04-04)Background: Evidence is lacking on whether fat infiltration in the multifidus muscles affects outcomes after total disc replacement (TDR) surgery and if it develops after surgery. The aims of this study were 1) to investigate ... -
Implementation of checklists in health care; learning from high-reliability organisations
Thomassen, Øyvind; Espeland, Ansgar; Søfteland, Eirik; Lossius, Hans Morten; Heltne, Jon-Kenneth; Brattebø, Guttorm (Peer reviewed; Journal article, 2011-10-03)Background: Checklists are common in some medical fields, including surgery, intensive care and emergency medicine. They can be an effective tool to improve care processes and reduce mortality and morbidity. Despite the ... -
Magnetic resonance imaging of the knee in Norway 2002–2004 (national survey): rapid increase, older patients, large geographic differences
Espeland, Ansgar; Natvig, Nils L.; Løge, Ingard; Engebretsen, Lars; Ellingsen, Jostein (Peer reviewed; Journal article, 2007-07-22)Background: Magnetic resonance imaging (MRI) of the knee is the second most common MRI examination in Norway after head/brain MRI. Little has been published internationally on trends in the use of knee MRI after 1999. This ... -
Modic changes-Their associations with low back pain and activity limitation: A systematic literature review and meta-analysis
Herlin, Christofer; Kjær, Per; Espeland, Ansgar; Skouen, Jan Sture; Leboeuf-Yde, Charlotte; Karppinen, Jaro; Niinimäki, Jaakko; Sørensen, Joan Solgaard; Storheim, Kjersti; Jensen, Tue Secher (Peer reviewed; Journal article, 2018-08-01)Background: Previous systematic reviews have reported positive associations between Modic changes (MCs) and low back pain (LBP), but due to their narrow scope and new primary studies, there is a need for a comprehensive ... -
No effect of 6-month intake of glucosamine sulfate on Modic changes or high intensity zones in the lumbar spine: sub-group analysis of a randomized controlled trial
Wilkens, Philip; Storheim, Kjersti; Scheel, Inger; Berg, Linda; Espeland, Ansgar (Peer reviewed; Journal article, 2012-08-17)Background: The underlying pathology and natural course of Modic changes (MC) in the vertebral body marrow and high intensity zones (HIZs) in the annulus fibrosus is not completely clarified. These findings on magnetic ... -
Oedema on STIR modified the effect of amoxicillin as treatment for chronic low back pain with Modic changes—subgroup analysis of a randomized trial
Kristoffersen, Per M; Bråten, Lars Christian Haugli; Vetti, Nils; Grøvle, Lars; Hellum, Christian; Storheim, Kjersti; Zwart, John-Anker; Assmus, Jörg; Espeland, Ansgar (Journal article; Peer reviewed, 2021)Objective To evaluate potential MRI-defined effect modifiers of amoxicillin treatment in patients with chronic low back pain and type 1 or 2 Modic changes (MCs) at the level of a previous lumbar disc herniation (index ... -
Reliability of MRI findings in candidates for lumbar disc prosthesis
Berg, Linda; Neckelmann, Gesche; Gjertsen, Øivind; Hellum, Christian; Johnsen, Lars Gunnar; Eide, Geir Egil; Espeland, Ansgar (Peer reviewed; Journal article, 2012-07)Introduction: Limited reliability data exist for localised magnetic resonance imaging (MRI) findings relevant to planning of treatment with lumbar disc prosthesis and later outcomes. We assessed the reliability of such ... -
Short tau inversion recovery MRI of Modic changes: a reliability study
Kristoffersen, Per M; Vetti, Nils; Storheim, Kjersti; Bråten, Lars Christian Haugli; Rolfsen, Mads Peder; Assmus, Jörg; Espeland, Ansgar (Journal article; Peer reviewed, 2020)Background Limited reliability data exist for evaluation of spinal edema changes on magnetic resonance imaging (MRI) with short tau inversion recovery (STIR) sequences. Purpose To assess the inter-observer reliability ...