• Comparable increases in dural sac area after three different posterior decompression techniques for lumbar spinal stenosis: radiological results from a randomized controlled trial in the NORDSTEN study 

      Hermansen, Erland; Austevoll, Ivar Magne; Hellum, Christian; Storheim, Kjersti; Myklebust, Tor Åge; Aaen, Jørn Ståle; Banitalebi, Hasan; Anvar, Masoud D; Rekeland, Frode; Brox, Jens Ivar; Franssen, Eric; Weber, Clemens; Solberg, Tore; Haug, Knut Jørgen; Grundnes, Oliver; Brisby, Helena; Indrekvam, Kari (European spine journal;, Journal article; Peer reviewed, 2020-06-18)
      Purpose: To investigate changes in dural sac area after three different posterior decompression techniques in patients undergoing surgery for lumbar spinal stenosis. Summary of background data: Decompression of the ...
    • Decompression with or without Fusion in Degenerative Lumbar Spondylolisthesis 

      Austevoll, Ivar Magne; Hermansen, Erland; Fagerland, Morten Wang; Storheim, Kjersti; Brox, Jens Ivar; Solberg, Tore; Rekeland, Frode; Franssen, Eric; Weber, Clemens; Brisby, Helena; Grundnes, Oliver; Algaard, Knut; Bøker, Tordis; Banitalebi, Hasan; Indrekvam, Kari; Hellum, Christian (New England Journal of Medicine;Vol. 385, No. 6, Peer reviewed; Journal article, 2021-08-05)
      Background: In patients with lumbar spinal stenosis and degenerative spondylolisthesis, it is uncertain whether decompression surgery alone is noninferior to decompression with instrumented fusion. Methods: We conducted ...
    • A novel MRI index for paraspinal muscle fatty infiltration: reliability and relation to pain and disability in lumbar spinal stenosis: results from a multicentre study 

      BANITALEBI, HASAN; Aaen, Jørn Ståle; Storheim, Kjersti; Negård, Anne; Myklebust, Tor Åge; Grotle, Margreth; Hellum, Christian; Espeland, Ansgar; Anvar, Masoud D; Indrekvam, Kari; Weber, Clemens; Brox, Jens Ivar; Brisby, Helena; Hermansen, Erland (European Radiology Experimental;6, Article number: 38 (2022), Peer reviewed; Journal article, 2022-07-20)
      Background: Fatty infiltration of the paraspinal muscles may play a role in pain and disability in lumbar spinal stenosis. We assessed the reliability and association with clinical symptoms of a method for assessing fatty ...
    • Surgery in Degenerative Spondylolisthesis: Does fusion improve outcome in subgroups? A secondary analysis from a randomized trial (NORDSTEN trial) 

      Hellum, Christian; Rekeland, Frode Gurvin; Småstuen, Milada Cvancarova; Solberg, Tore; Hermansen, Erland; Storheim, Kjersti; Brox, Jens Ivar; Furunes, Håvard; Franssen, Eric; Weber, Clemens; Brisby, Helena; Grundnes, Oliver; Robert Hector Algaard, Knut; Bøker, Tordis; Banitalebi, Hasan; Indrekvam, Kari; Austevoll, Ivar Magne (Peer reviewed; Journal article, 2023)
      BACKGROUND CONTEXT: Patients with spinal stenosis and degenerative spondylolisthesis are treated surgically with decompression alone or decompression with fusion. However, there is debate regarding which subgroups of ...