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Browsing by Author "Guðbjörnsson, Björn"

Browsing by Author "Guðbjörnsson, Björn"

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  • Guðbjörnsson, Björn (2022-07-07)
  • Lend, Kristina; Lampa, Jon; Padyukov, Leonid; Hetland, Merete Lund; Heiberg, Marte Schrumpf; Nordström, Dan C.; Nurmohamed, Michael T.; Rudin, Anna; Østergaard, Mikkel; Haavardsholm, Espen A.; Hørslev-Petersen, Kim; Uhlig, Till; Sokka-Isler, Tuulikki; Guðbjörnsson, Björn; Gröndal, Gerður María; Frazzei, Giulia; Christiaans, Jeroen; Wolbink, Gertjan; Rispens, Theo; Twisk, Jos W.R.; Van Vollenhoven, Ronald F. (2024)
    Objectives: To investigate whether rheumatoid factor (RF), anti-citrullinated protein antibodies (ACPAs) and shared epitope (SE) allele-related genetic markers associate with treatment response to abatacept, certolizumab pegol or tocilizumab versus ...
  • Linde, Louise; Georgiadis, Stylianos; Ørnbjerg, Lykke M.; Rasmussen, Simon H.; Michelsen, Brigitte; Askling, Johan; Di Giuseppe, Daniela; Wallman, Johan K.; Závada, Jakub; Pavelka, Karel; Bernardes, Miguel; Matos, Carolina O.; Glintborg, Bente; Loft, Anne Gitte; Nordström, Dan; Kuusalo, Laura; Möller, Burkhard; Nissen, Michael J.; Codreanu, Catalin; Mogosan, Corina; Guðbjörnsson, Björn; Löve, Þorvarður Jón; Akleylek, Cansu; Iannone, Florenzo; Kvien, Tore K.; Rotar, Ziga; Castrejon, Isabel; Macfarlane, Gary J.; Hetland, Merete L.; Østergaard, Mikkel (2024-11)
    Objective: Because 66/68 joint counts are not always performed in routine care, we aimed to determine which of the modified 28-joint disease activity index for psoriatic arthritis (DAPSA28) or 28-joint disease activity score with C-reactive protein ...
  • Michelsen, Brigitte; Østergaard, Mikkel; Nissen, Michael John; Ciurea, Adrian; Möller, Burkhard; Ørnbjerg, Lykke Midtbøll; Zavada, Jakub; Glintborg, Bente; MacDonald, Alan; Laas, Karin; Nordström, Dan; Guðbjörnsson, Björn; Iannone, Florenzo; Hellmand, Pasoon; Kvien, Tore Kristian; Rodrigues, Ana Maria; Codreanu, Catalin; Rotar, Ziga; Castrejón Fernández, Isabel; Wallman, Johan Karlsson; Vencovsky, Jiri; Loft, Anne Gitte; Heddle, Maureen; Vorobjov, Sigrid; Hokkanen, Anna Mari; Gröndal, Gerður María; Sebastiani, Marco; van de Sande, Marleen; Kristianslund, Eirik Klami; Santos, Maria José; Mogosan, Corina; Tomsic, Matija; Díaz-González, Federico; Di Giuseppe, Daniela; Hetland, Merete Lund (2023-10)
    This is the first report comparing EULAR and national treatment recommendations for PsA patients across Europe, and the first this decade to compare ASAS-EULAR and national treatment recommendations in axSpA patients. An electronic survey was completed ...
  • Ørnbjerg, Lykke Midtbøll; Brahe, Cecilie Heegaard; Linde, Louise; Jacobsson, Lennart; Nissen, Michael J.; Kristianslund, Eirik Klami; Santos, Maria José; Nordström, Dan; Rotar, Ziga; Guðbjörnsson, Björn; Onen, Fatos; Codreanu, Catalin; Lindström, Ulf; Möller, Burkhard; Kvien, Tore K.; Barcelos, Anabela; Eklund, Kari K.; Tomšič, Matija; Löve, Þorvarður Jón; Can, Gercek; Ionescu, Ruxandra; Loft, Anne Gitte; Mann, Herman; Pavelka, Karel; van de Sande, Marleen; van der Horst-Bruinsma, I. E.; Suarez, Manuel Pombo; Sánchez-Piedra, Carlos; Macfarlane, Gary J.; Iannone, Florenzo; Michelsen, Brigitte; Hyldstrup, Lise Hejl; Krogh, Niels Steen; Østergaard, Mikkel; Hetland, Merete Lund (2024-07)
    Objective: To investigate real-world retention and remission rates in PsA patients initiating a 2nd or 3rd TNFi and the association with reason for discontinuation from the previous TNFi-treatment. Methods: Prospectively collected routine care data ...
  • Lindström, Ulf; Di Giuseppe, Daniela; Delcoigne, Bénédicte; Glintborg, Bente; Möller, Burkhard; Ciurea, Adrian; Pombo-Suarez, Manuel; Sanchez-Piedra, Carlos; Eklund, Kari; Relas, Heikki; Guðbjörnsson, Björn; Löve, Þorvarður Jón; Jones, Gareth T.; Codreanu, Catalin; Ionescu, Ruxandra; Nekvindova, Lucie; Závada, Jakub; Atas, Nuh; Yolbas, Servet; Fagerli, Karen Minde; Michelsen, Brigitte; Rotar, Ziga; Tomšič, Matija; Iannone, Florenzo; Santos, Maria Jose; Avila-Ribeiro, Pedro; Ørnbjerg, Lykke Midtbøll; Østergaard, Mikkel; Jacobsson, Lennart T.H.; Askling, Johan; Nissen, Michael J. (2021-06-03)
    Background Comedication with conventional synthetic disease-modifying antirheumatic drugs (csDMARDs) during treatment with tumour necrosis factor inhibitors (TNFi) is extensively used in psoriatic arthritis (PsA), although the additive benefit remains ...
  • Christiansen, Sara Nysom; Rasmussen, Simon Horskjær; Ostergaard, Mikkel; Pons, Marion; Michelsen, Brigitte; Pavelka, Karel; Codreanu, Catalin; Ciurea, Adrian; Glintborg, Bente; Santos, Maria Jose; Sari, Ismail; Rotar, Ziga; Guðbjörnsson, Björn; Macfarlane, Gary J.; Relas, Heikki; Iannone, Florenzo; Laas, Karin; Wallman, Johan K.; van de Sande, Marleen; Provan, Sella Aarrestad; Castrejon, Isabel; Zavada, Jakub; Mogosan, Corina; Nissen, Michael J.; Loft, Anne Gitte; Barcelos, Anabela; Erez, Yesim; Pirkmajer, Katja Perdan; Gröndal, Gerður María; Jones, Gareth T.; Hokkanen, Anna Mari; Chimenti, Maria Sole; Vorobjov, Sigrid; Giuseppe, Daniela Di; Kvien, Tore K.; Otero-Varela, Lucia; van der Horst-Bruinsma, Irene; Hetland, Merete Lund; Ørnbjerg, Lykke Midtbøll (2024-07-24)
    Objectives To compare the treatment effectiveness of secukinumab in radiographic (r) versus non-radiographic (nr) axial spondyloarthritis (axSpA) patients treated in routine care across Europe. Methods Prospectively collected data on secukinumab-treated ...
  • Mathew, A. J.; Lund, M. L.; Pedersen, M. P.; Rasmussen, S. H.; Glintborg, B.; Loft, A. G.; Nissen, M. J.; Möller, B.; Rodrigues, A. M.; Santos, F. P.; Rotar, Z.; Tomšič, M.; Relas, H.; Peltomaa, R.; Guðbjörnsson, Björn; Löve, Þorvarður Jón; Kocaer, S. B.; Koken Avsar, A.; Midtbøll Ørnbjerg, L.; Østergaard, M. (2024)
    Objective: To explore the registration of enthesitis among biologic-naïve patients with psoriatic arthritis (PsA) initiating tumour necrosis factor inhibitor (TNFi) treatment across 12 European registries, compare the disease burden and patient-reported ...
  • Delcoigne, Benedicte; Kopp, Tine Iskov; Arkema, Elizabeth V.; Hellgren, Karin; Provan, Sella Aarrestad; Relas, Heikki; Aaltonen, Kalle; Trokovic, Nina; Guðbjörnsson, Björn; Gröndal, Gerður María; Klami Kristianslund, Eirik; Lindhardsen, Jesper; Dreyer, Lene; Askling, Johan (2023-02-28)
    Objective To compare incidences of neuroinflammatory events, including demyelinating disease (DML), inflammatory polyneuropathies (IPN) and multiple sclerosis (MS), in patients with rheumatoid arthritis (RA) or spondyloarthritis (SpA; including psoriatic ...
  • Provan, Sella Aarrestad; Ljung, Lotta; Kristianslund, Eirik Klami; Michelsen, Brigitte; Uhlig, Till; Jónmundsson, Þórarinn; Sexton, Joe; Guðbjörnsson, Björn; Di Giuseppe, Daniela; Hetland, Merete Lund; Reynisdóttir, Guðrún Björk; Glintborg, Bente; Relas, Heikki; Aaltonen, Kalle; Kvien, Tore Kristian; Askling, Johan (2024-10-01)
    OBJECTIVE: Interstitial lung disease (ILD) is one of the most common pulmonary manifestations of rheumatoid arthritis (RA), but its prevalence has not been investigated in psoriatic arthritis (PsA). The role of methotrexate (MTX) in ILD development ...
  • Glintborg, Bente; Di Giuseppe, Daniela; Wallman, Johan K; Provan, Sella A; Nordström, Dan; Hokkanen, Anna-Mari; Österlund, Jenny; Kristianslund, Eirik; Kvien, Tore K; Guðbjörnsson, Björn; Hetland, Merete Lund; Michelsen, Brigitte; Jacobsson, Lennart; Askling, Johan; Lindström, Ulf (2022-06-20)
    OBJECTIVES: The positioning of secukinumab in the treatment of axial spondyloarthritis (axSpA) and psoriatic arthritis (PsA) is debated, partly due to a limited understanding of the comparative safety of available treatments. We aimed to assess risk ...
  • Lend, Kristina; Koopman, Frieda A; Lampa, Jon; Jansen, Gerrit; L, Merete Hetland; Uhlig, Till; Nordström, Dan; Nurmohamed, Michael; Guðbjörnsson, Björn; Rudin, Anna; Østergaard, Mikkel; Heiberg, Marte S; Sokka-Isler, Tuulikki; Hørslev-Petersen, Kim; Haavardsholm, Espen A; Gröndal, Gerður María; Twisk, Jos W R; van Vollenhoven, Ronald (2024-03)
    OBJECTIVE: To investigate methotrexate safety and influence of dose on efficacy outcomes in combination with three different biological treatments and with active conventional treatment (ACT) in early rheumatoid arthritis (RA). METHODS: This post-hoc ...
  • Björnsdóttir, Hulda Hrund; Einarsson, Ólafur Brynjólfur; Gröndal, Gerður María; Guðbjörnsson, Björn (2024-01-01)
    Objectives: Glucocorticoid steroids are frequently prescribed, and side effects are well-known, such as glucocorticoid-induced osteoporosis. Our aim was to estimate the nationwide trend in the prevalence of glucocorticoid steroid prescriptions over 17 ...
  • Dubovyk, Violetta; Vasileiadis, Georgios K.; Fatima, Tahzeeb; Zhang, Yuan; Kapetanovic, Meliha Crnkic; Kastbom, Alf; Rizk, Milad; Söderbergh, Annika; Zhao, Sizheng Steven; van Vollenhoven, Ronald F.; Hetland, Merete Lund; Haavardsholm, Espen A.; Nordström, Dan; Nurmohamed, Michael T.; Guðbjörnsson, Björn; Lampa, Jon; Østergaard, Mikkel; Heiberg, Marte Schrumpf; Sokka-Isler, Tuulikki; Gröndal, Gerður María; Lend, Kristina; Hørslev-Petersen, Kim; Uhlig, Till; Rudin, Anna; Maglio, Cristina (2024-04-04)
    OBJECTIVE: This report from the NORD-STAR (Nordic Rheumatic Diseases Strategy Trials and Registries) trial aimed to determine if obesity is associated with response to conventional and biological antirheumatic treatment in early rheumatoid arthritis ...
  • Karlsdóttir, Kristín; Gunnarsdóttir, Anna Ingibjörg; Gröndal, Gerður María; Löve, Þorvarður Jón; Stefánsdóttir, Elínborg; Davíðsdóttir, Lóa Guðrún; Thorleifsdottir, Ragna H.; Guðbjörnsson, Björn (2022-01-27)
    Objective: Due to a tender process in Iceland, all patients on Humira® were switched nationwide to its biosimilar Imraldi® in March 2019. The study aimed to explore the patient's perspective of the Humira® and Imraldi® injection devices. Methods: A ...
  • Stockfelt, Marit; Lundell, Anna Carin; Hetland, Merete Lund; Østergaard, Mikkel; Uhlig, Till; Heiberg, Marte Schrumpf; Haavardsholm, Espen A.; Nurmohamed, Michael T.; Lampa, Jon; Nordström, Dan; Petersen, Kim Hørslev; Guðbjörnsson, Björn; Gröndal, Gerður; Aldridge, Jonathan; Andersson, Kerstin; Blennow, Kaj; Zetterberg, Henrik; van Vollenhoven, Ronald; Rudin, Anna (2021-07-13)
    Background: The type I interferon (IFN) gene signature is present in a subgroup of patients with early rheumatoid arthritis (RA). Protein levels of IFNα have not been measured in RA and it is unknown whether they associate with clinical characteristics ...
  • Ørnbjerg, Lykke Midtbøll; Linde, Louise; Georgiadis, Stylianos; Horskjær Rasmussen, Simon; Lindström, Ulf; Askling, Johan; Michelsen, Brigitte; Di Giuseppe, Daniela; Wallman, Johan K.; Pavelka, Karel; Závada, Jakub; Nissen, Michael J; Jones, Gareth T.; Relas, Heikki; Pirilä, Laura; Tomšič, Matija; Rotar, Ziga; Geirsson, Árni Jón; Guðbjörnsson, Björn; Kristianslund, Eirik K.; van sder Horst-Bruinsma, Irene; Loft, Anne Gitte; Laas, Karin; Iannone, Florenzo; Corrado, Addolorata; Ciurea, Adrian; Santos, Maria José; Santos, Helena; Codreanu, Catalin; Akkoc, Nurullah; Gunduz, Ozgul S.; Glintborg, Bente; Østergaard, Mikkel; Lund Hetland, Merete (2022-10-01)
    Objectives: In patients with axial spondyloarthritis (axSpA) initiating their first tumor necrosis factor alpha-inhibitor (TNFi), we aimed to identify common baseline predictors of Ankylosing Spondylitis Disease Activity Score (ASDAS-CRP) inactive ...
  • Linde, Louise; Ørnbjerg, Lykke M; Georgiadis, Stylianos; Rasmussen, Simon H; Lindström, Ulf; Askling, Johan; Michelsen, Brigitte; Di Giuseppe, Daniela; Wallman, Johan K; Guðbjörnsson, Björn; Löve, Þorvarður Jón; Nordström, Dan C; Yli-Kerttula, Timo; Nekvindová, Lucie; Vencovský, Jiří; Iannone, Florenzo; Cauli, Alberto; Loft, Anne Gitte; Glintborg, Bente; Laas, Karin; Rotar, Ziga; Tomšič, Matija; Macfarlane, Gary J; Möller, Burkhard; van de Sande, Marleen; Codreanu, Catalin; Nissen, Michael J; Birlik, Merih; Erten, Sukran; Santos, Maria J; Vieira-Sousa, Elsa; Hetland, Merete L; Østergaard, Mikkel (2024-03-01)
    OBJECTIVES: In bio-naïve patients with Psoriatic arthritis (PsA) initiating a Tumour Necrosis Factor inhibitor (TNFi), we aimed to identify baseline predictors of Disease Activity index for PsA in 28 joints (DAPSA28) remission (primary objective) and ...
  • Michelsen, Brigitte; Georgiadis, Stylianos; Di Giuseppe, Daniela; Loft, Anne G.; Nissen, Michael J.; Iannone, Florenzo; Pombo-Suarez, Manuel; Mann, Herman; Rotar, Ziga; Eklund, Kari K.; Kvien, Tore K.; Santos, Maria J.; Guðbjörnsson, Björn; Codreanu, Catalin; Yilmaz, Sema; Wallman, Johan K.; Brahe, Cecilie H.; Möller, Burkhard; Favalli, Ennio G.; Sánchez-Piedra, Carlos; Nekvindova, Lucie; Tomsic, Matija; Trokovic, Nina; Kristianslund, Eirik K.; Santos, Helena; Löve, Þorvarður Jón; Ionescu, Ruxandra; Pehlivan, Yavuz; Jones, Gareth T.; van der Horst-Bruinsma, Irene; Ørnbjerg, Lykke M.; Østergaard, Mikkel; Hetland, Merete L. (2022-04-29)
    Objective: There is a lack of real-life studies on interleukin-17 (IL-17) inhibition in psoriatic arthritis (PsA). We assessed real-life 6- and 12-month effectiveness (i.e., retention, remission, low disease activity [LDA], and response rates) of the ...
  • Guðbjörnsson, Björn; Árnadóttir, Berglind; Gröndal, Gerður María; Tryggvason, Þórður (2021-12)
    Sumarið 2020 leitaði kona á níræðisaldri til læknis vegna höfuðverks og sjóntruflana. Greining var óljós og einkenni versnuðu hratt. Hún varð blind á báðum augum og fékk stórt drep í hársvörðinn. Um var að ræða hröð versnandi einkenni risafrumuæðabólgu ...