• 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 (European Radiology;, Journal article; Peer reviewed, 2020-11-27)
      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 ...
    • 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 (Acta Radiologica Open;Volume: 9, issue: 1, Journal article; Peer reviewed, 2020-01-29)
      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 ...