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  • Cand. Med, Gothenburg University, Sweden
  • Doctoral degree at the Faculty of Medicine, University of Oslo


  • Doctor in specialisation, Clinic for Surgery and Anesthesia, Diakonhjemmet Hospital
  • Post.doc, Clinic for Rheumatology, Polyclinic and Research, Diakonhjemmet hospital

Field of interest

  • Clinical studies
  • Study methodology and statistics
  • Image diagnostics in musculoskeletal diseases
  • Hand surgery
  • Orthopedic prosthetic surgery
  • Orthogeriatrics


  • Honorary member of EULAR from 2021


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visiting address

Diakonhjemmet hospital
Diakonveien 12
0370 Oslo

Postal address

Diakohjemmet hospital
PO Box 23 Vinderen
0319 Oslo


WP1 - Optimized medical interventions


Study of surgical approach in hip fracture

Project Manager:
Siri Lillegraven
WP1 - Optimized medical interventions


Comparison of treatment strategies in carpal tunnel syndrome

Project Manager:
Hilde Berner Hammer
WP5 - Innovative approaches to remote care


Digital coping tools and digital follow-up to support joint choice in the treatment of patients with knee osteoarthritis

Project Manager:
Anne Therese Tveter


Publications taken from the National Science Archive (NVA):

Use of direct-acting anticoagulants (DOACs) delays surgery and is associated with increased mortality in hip fracture patients

Mads Sundet, Ulf Gunnar Sundin, Aasmund Godø, Kristian Sydnes, Haldor Valland, Joseph Sexton

European Journal of Trauma and Emergency Surgery


Inflammation and biologic therapy in patients with rheumatoid arthritis achieving versus not achieving ACR/EULAR Boolean remission in a treat-to-target study

Nina Beate Paulshus Sundlisæter, Ulf Gunnar Sundin, Anna-Birgitte Aga, Joseph Sexton, Hilde Berner Hammer, Till Uhlig

RMD Open


Value of MRI and ultrasound for prediction of therapeutic response and erosive progression in patients with early rheumatoid arthritis managed by an aggressive treat-to-target strategy

Ulf Gunnar Sundin, Nina Beate Paulshus Sundlisæter, Anna-Birgitte Aga, Joseph Sexton, Lena Kristine Bugge Nordberg, Hilde Berner Hammer

RMD Open


Conventional versus ultrasound treat to target: No difference in magnetic resonance imaging inflammation or joint damage over 2 years in early rheumatoid arthritis

Ulf Gunnar Sundin, Anna-Birgitte Aga, Øivind Skare, Lena Kristine Bugge Nordberg, Till Uhlig, Hilde Berner Hammer



Validity and responsiveness of combined inflammation and combined joint damage scores based on the OMERACT rheumatoid arthritis MRI scoring system (RAMRIS)

Ulf Gunnar Sundin, Mikkel Østergaard, Daniel Glinatsi, Anna-Birgitte Aga, Kim Hørslev-Petersen, Merete L. Hetland

Journal of Rheumatology