• Breastfeeding in women with systemic lupus erythematosus: results from a Norwegian quality register 

      Bjerkaas Hanssen, Maylinn; Gulati, Agnete Malm; Koksvik, Hege; Wallenius, Marianne (Peer reviewed; Journal article, 2023)
      Background Knowledge on breastfeeding among women with systemic lupus erythematosus (SLE) is sparse. We wanted to identify the frequency of breastfeeding in SLE, and to compare breastfeeding women with SLE to non-breastfeeding ...
    • Caesarean section in women with axial spondyloarthritis and psoriatic arthritis: a population-based study 

      Skorpen, Anna Carina G.; Lydersen, Stian; Salvesen, Kjell Åsmund Blix; Koksvik, Hege; Jakobsen, Bente; Wallenius, Marianne (Peer reviewed; Journal article, 2023)
      Background There is sparse documentation on pregnancy outcomes in women with axial spondyloarthritis (axSpA) and psoriatic arthritis (PsA). Data on disease activity are often lacking, preventing the direct investigation ...
    • Differential sensitivity of the 2020 revised comprehensive diagnostic criteria and the 2019 ACR/EULAR classification criteria across IgG4-related disease phenotypes: results from a Norwegian cohort 

      Vikse, Jens; Midtvedt, Øyvind; Fevang, Bjørg Tilde Svanes; Garen, Torhild Oddveig; Palm, Øyvind; Wallenius, Marianne; Bakland, Gunnstein; Norheim, Katrine Brække; Molberg, Øyvind; Hoffmann-Vold, Anna-Maria (Peer reviewed; Journal article, 2023)
      Background We investigated sensitivity of the 2020 Revised Comprehensive Diagnostic Criteria (RCD) and the 2019 ACR/EULAR classification criteria across the four identified IgG4-related disease (IgG4-RD) phenotypes: ...
    • EULAR recommendations for a core data set for pregnancy registries in rheumatology 

      Meissner, Yvette; Fischer-Betz, Rebecca; Andreoli, Laura; Costedoat-Chalumeau, Nathalie; de Cock, Diederik; Dolhain, Radboud; Förger, Frauke; Goll, Doreen; Moltó, Anna; Nelson-Piercy, Catherine; Özdemir, Rebecca; Raio, Luigi; Rodríguez-García, Sebastian Cruz; Sciascia, Savino; Wallenius, Marianne; Zbinden, Astrid; Zink, Angela; Strangfeld, Anja (Peer reviewed; Journal article, 2020)
      Background and objective: There is an urgent need for robust data on the trajectories and outcomes of pregnancies in women with inflammatory rheumatic diseases (IRD). In particular when rare outcomes or rare diseases are ...
    • Factors associated with time to pregnancy in women with axial spondyloarthritis: A registry-based multicenter study 

      Ursin, Kristin; Lydersen, Stian; Skomsvoll, Johan Fredrik; Salvesen, Kjell Å; Koksvik, Hege; Jakobsen, Bente; Wallenius, Marianne (Peer reviewed; Journal article, 2020)
      Objective To study time to pregnancy (TTP) and factors associated with TTP in women with axial spondyloarthritis (axSpA), compared to women with rheumatoid arthritis (RA). Methods We included 274 women with axSpA and ...
    • Low serum lipocalin-2 in pregnant women with systemic lupus erythematosus 

      Pedersen, Tina Therese; Fenstad, Mona H.; Wallenius, Marianne; Hetlelid, Elisabeth; Follestad, Turid; Langaas, Mette; Haug, Markus (Peer reviewed; Journal article, 2023)
      OBJECTIVES: Systemic lupus erythematosus (SLE) pregnancies are considered high-risk due to risk of disease flare and pregnancy complications. A more in-depth understanding of the immunological alterations in SLE patients ...
    • A population-based study of caesarean section in women with juvenile idiopathic arthritis 

      Skorpen, Anna Carina G.; Lydersen, Stian; Salvesen, Kjell Åsmund Blix; Wallenius, Marianne (Peer reviewed; Journal article, 2023)
      Objectives: The literature on delivery methods in women with JIA is limited. Active inflammation is a risk factor for caesarean section (CS) in other arthritic diseases. A CS entails a higher risk for complications than ...
    • Pregnancy and neonatal outcomes in women with axial spondyloarthritis: Pooled data analysis from the European Network of Pregnancy Registries in Rheumatology (EuNeP) 

      Meissner, Yvette; Strangfeld, Anja; Molto, Anna; Forger, Frauke; Wallenius, Marianne; Costedoat-Chalumeau, Nathalie; Bjørngaard, Hilde; Couderc, Marion; Flipo, René-Marc; Guettrot-Imbert, Gaëlle; Haase, Isabell; Jakobsen, Bente; Koksvik, Hege; Richez, Christophe; Sellam, Jérémie; Weiß, Anja; Zbinden, Astrid; Fischer-Betz, Rebecca (Peer reviewed; Journal article, 2022)
      Objective To investigate outcome and course of pregnancies in women with axial spondyloarthritis (axSpA) in a pooled data analysis of pregnancy registries in rheumatology. Methods Prospectively followed women with axSpA, ...
    • Psoriatic arthritis disease activity during and after pregnancy: A prospective multicenter study 

      Ursin, Kristin; Lydersen, Stian; Skomsvoll, Johan Fredrik; Wallenius, Marianne (Journal article; Peer reviewed, 2019)
      Objective To study disease activity in women with peripheral psoriatic arthritis (PsA) during and after pregnancy. Previous knowledge on this topic is sparse. Methods The study included 108 pregnancies in 103 women with ...
    • Tracking impact of interstitial lung disease in systemic sclerosis in a complete nationwide cohort 

      Hoffmann-Vold, Anna-Maria; Fretheim, Håvard Halland; Halse, Anne-Kristine; Seip, Marit; Bitter, Helle; Wallenius, Marianne; Garen, Torhild Oddveig; Salberg, Anne; Brunborg, Cathrine; Midtvedt, Øyvind; Lund, May-Brith; Aaløkken, Trond M; Molberg, Øyvind (Journal article; Peer reviewed, 2019)
      Rationale: Interstitial lung disease (ILD) represents a major challenge in systemic sclerosis (SSc), but there are no precise, population-based data on its overall impact, limiting opportunities for screening and management ...