• Apparent diffusion coefficient values in Modic changes – interobserver reproducibility and relation to Modic type 

      Dagestad, Magnhild Hammersland; Vetti, Nils; Kristoffersen, Per M; Zwart, John Anker Henrik; Storheim, Kjersti; Bakland, Gunnstein; Brox, Jens Ivar; Grøvle, Lars; Marchand, Gunn Hege; Andersen, Erling; Assmus, Jörg; Espeland, Ansgar (BMC Musculoskeletal Disorders;23, Article number: 695 (2022), Peer reviewed; Journal article, 2022-07-22)
      Background: Modic Changes (MCs) in the vertebral bone marrow were related to back pain in some studies but have uncertain clinical relevance. Difusion weighted MRI with apparent difusion coefcient (ADC)-measurements can ...
    • Complications, reoperations, readmissions, and length of hospital stay in 34 639 surgical cases of lumbar disc herniation 

      Fjeld, Olaf Randall; Grøvle, Lars; Helgeland, Jon; Småstuen, Milada Cvancarova; Solberg, Tore; Zwart, John-Anker; Grotle, Margreth (The Bone & Joint Journal;Volume 101-B, Issue 4 / April 2019, Journal article; Peer reviewed, 2019-03-31)
      Aims The aims of this study were to determine the rates of surgical complications, reoperations, and readmissions following herniated lumbar disc surgery, and to investigate the impact of sociodemographic factors and ...