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Browsing IRIS by Author "Löve, Þorvarður Jón"

Browsing IRIS by Author "Löve, Þorvarður Jón"

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    Autoimmunity, Infections, and the Risk of Monoclonal Gammopathy of Undetermined Significance 
    Sigurbergsdóttir, Aðalbjörg Ýr; Löve, Þorvarður Jón; Kristinsson, Sigurður Yngvi (2022-04-28)
    Various epidemiological studies, including case reports and -series in addition to larger, population-based studies, have reported an increased prevalence of monoclonal gammopathy of undetermined significance (MGUS) and multiple myeloma in individuals ...
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    Correction : Iceland screens, treats, or prevents multiple myeloma (iStopMM): a population-based screening study for monoclonal gammopathy of undetermined significance and randomized controlled trial of follow-up strategies (Blood Cancer Journal, (2021), 11, 5, (94), 10.1038/s41408-021-00480-w) 
    Rögnvaldsson, Sæmundur; Löve, Þorvarður Jón; Þorsteinsdóttir, Sigrún; Reed, Elín Ruth; Óskarsson, Jón Þórir; Pétursdóttir, Íris; Sigurðardóttir, Guðrún Ásta; Viðarsson, Brynjar; Önundarson, Páll Torfi; Agnarsson, Bjarni Agnar; Sigurðardóttir, Margrét; Þorsteinsdóttir, Ingunn; Ólafsson, Ísleifur; Þórðardóttir, Ásdís Rósa; Eyþórsson, Elías Sæbjörn; Jónsson, Ásbjörn; Björnsson, Andri Steinþór; Gunnarsson, Gunnar Þór; Pálsson, Runólfur; Indriðason, Ólafur Skúli; Gíslason, Gauti Kjartan; Ólafsson, Andri; Hákonardóttir, Guðlaug Katrín; Brinkhuis, Manje; Halldórsdóttir, Sara Lovísa; Ásgeirsdóttir, Tinna Laufey; Steingrímsdóttir, Hlíf; Danielsen, Ragnar; Wessman, Inga Dröfn; Kampanis, Petros; Hultcrantz, Malin; Durie, Brian G.M.; Harding, Stephen; Landgren, Ola; Kristinsson, Sigurður Yngvi (2023-03-20)
    In this article the author name Malin Hultcrantz was incorrectly written as Malin Hulcrantz. The original article has been corrected.
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    Defining new reference intervals for serum free light chains in individuals with chronic kidney disease : Results of the iStopMM study 
    Long, Þórir Einarsson; Indriðason, Ólafur Skúli; Pálsson, Runólfur; Rögnvaldsson, Sæmundur; Löve, Þorvarður Jón; Thorsteinsdóttir, Sigrún; Sverrisdóttir, Ingigerður S; Viðarsson, Brynjar; Önundarson, Páll Torfi; Agnarsson, Bjarni Agnar; Sigurðardóttir, Margrét; Þorsteinsdóttir, Ingunn; Ólafsson, Ísleifur; Thordardottir, Asdis Rosa; Eyþórsson, Elías Sæbjörn; Jónsson, Ásbjörn; Gíslason, Gauti Kjartan; Ólafsson, Andri; Steingrímsdóttir, Hlíf; Hultcrantz, Malin; Durie, Brian G.M.; Harding, Stephen; Landgren, Ola; Kristinsson, Sigurður Yngvi (2022-09-14)
    Serum free light chain (FLC) concentration is greatly affected by kidney function. Using a large prospective population-based cohort, we aimed to establish a reference interval for FLCs in persons with chronic kidney disease (CKD). A total of 75422 ...
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    Disease associations with monoclonal gammopathy of undetermined significance can only be evaluated using screened cohorts : results from the population-based iStopMM study 
    Sigurbergsdóttir, Aðalbjörg Ýr; Rögnvaldsson, Sæmundur; Thorsteinsdóttir, Sigrún; Sverrisdóttir, Ingigerður; Sigurðardóttir, Guðrún Ásta; Viðarsson, Brynjar; Önundarson, Páll Torfi; Agnarsson, Bjarni Agnar; Sigurðardóttir, Margrét; Þorsteinsdóttir, Ingunn; Ólafsson, Ísleifur; Þórðardóttir, Ásdís Rósa; Gíslason, Gauti Kjartan; Ólafsson, Andri; Hultcrantz, Malin; Durie, Brian G M; Harding, Stephen; Landgren, Ola; Löve, Þorvarður Jón; Kristinsson, Sigurður Yngvi (2023-12-01)
    Monoclonal gammopathy of undetermined significance (MGUS) is an asymptomatic precursor condition that precedes multiple myeloma and related disorders but has also been associated with other medical conditions. Since systematic screening is not recommended, ...
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    Drug effectiveness of 2nd and 3rd TNF inhibitors in psoriatic arthritis – relationship with the reason for withdrawal from the previous treatment 
    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 ...
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    Effectiveness and treatment retention of TNF inhibitors when used as monotherapy versus comedication with csDMARDs in 15 332 patients with psoriatic arthritis. Data from the EuroSpA collaboration 
    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 ...
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    Enthesitis in a European registry-based cohort of patients with psoriatic arthritis treated with tumour necrosis factor inhibitors : clinical burden, patient-reported outcomes, and treatment response 
    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 ...
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    Immunophenotypic assessment of clonal plasma cells and B-cells in bone marrow and blood in the diagnostic classification of early stage monoclonal gammopathies : an iSTOPMM study 
    Pérez-Escurza, Oihane; Flores-Montero, Juan; Óskarsson, Jón Þórir; Sanoja-Flores, Luzalba; del Pozo, Julio; Lecrevisse, Quentin; Martín, Silvia; Reed, Elín Ruth; Hákonardóttir, Guðlaug Katrín; Harding, Stephen; Þorsteinsdóttir, Sigrún; Rögnvaldsson, Sæmundur; Löve, Þorvarður Jón; Durie, Brian; Kristinsson, Sigurður Yngvi; Orfao, Alberto (2023-12-11)
    Monoclonal gammopathy of undetermined significance (MGUS) is the earliest discernible stage of multiple myeloma (MM) and Waldenström’s macroglobulinemia (WM). Early diagnosis of MG may be compromised by the low-level infiltration, undetectable to ...
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    Management of Nail Disease in Patients With Psoriatic Arthritis : An Updated Literature Review Informing the 2021 GRAPPA Treatment Recommendations 
    Laheru, Dhruvkumar; Antony, Anna; Carneiro, Sueli; Di Lernia, Vito; Garg, Amit; Löve, Þorvarður Jón; Del Rocio Macias Garcia, Karla; Mendonça, José Alexandre; Mukherjee, Sandeep; Olteanu, Rodica; Perez-Chada, Lourdes; Rosen, Cheryl F; Tannenbaum, Rachel; Yazbek, Michel Alexandre (2023-03-01)
    OBJECTIVE: Nail psoriasis is common, impairs fine motor finger functioning, affects cosmesis, and is associated with a lower quality of life. This review updates the previous Group for Research and Assessment of Psoriasis and Psoriatic Arthritis (GRAPPA) ...
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    A patients’ perspective towards the injection devices for Humira® and Imraldi® in a Nationwide witching program 
    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 ...
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    Physical and cognitive impact following SARS-CoV-2 infection in a large population-based case-control study 
    Holm, Hilma; Ivarsdottir, Erna V; Olafsdottir, Thorhildur; Thorolfsdottir, Rosa; Eythorsson, Elias; Norland, Kristjan; Gisladottir, Rosa; Jonsdottir, Gudrun; Unnsteinsdottir, Unnur; Sveinsdottir, Kristin E; Jonsson, Benedikt A; Andresdottir, Margret; Arnar, Davíð Ottó; Arnthorsson, Asgeir O; Birgisdottir, Kolbrún; Bjarnadottir, Kristbjorg; Bjarnadottir, Solveig; Bjornsdottir, Gyda; Einarsson, Gudmundur; Eiriksdottir, Berglind; Gardarsdottir, Elisabet Eir; Gíslason, Þórarinn; Gottfreðsson, Magnús; Gudmundsdottir, Steinunn; Gudmundsson, Julius; Gunnarsdottir, Kristbjorg; Helgadottir, Anna; Helgason, Dadi; Hinriksdottir, Ingibjorg; Ingvarsson, Ragnar Freyr; Jonasdottir, Sigga S; Jónsdóttir, Ingileif; Karlsdottir, Tekla H; Kristinsdottir, Anna M; Kristinsson, Sigurður Yngvi; Kristjansdottir, Steinunn; Löve, Þorvarður Jón; Lúðvíksdóttir, Dóra; Masson, Gisli; Norddahl, Gudmundur; Olafsdottir, Thorunn; Ólafsson, Ísleifur; Rafnar, Thorunn; Runólfsdóttir, Hrafnhildur L.; Saemundsdottir, Jona; Sigurbjornsson, Svanur; Sigurdardottir, Kristin; Sigurðsson, Engilbert; Sigurðsson, Martin Ingi; Sigurdsson, Emil L; Steinthorsdottir, Valgerdur; Sveinbjornsson, Gardar; Thorarensen, Emil A; Thorbjornsson, Bjarni; Thorsteinsdottir, Brynja; Tragante, Vinicius; Ulfarsson, Magnus O; Stefansson, Hreinn; Gislason, Thorsteinn; Kristjansson, Mar; Palsson, Runolfur; Sulem, Patrick; Thorsteinsdottir, Unnur; Thorgeirsson, Gudmundur; Gudbjartsson, Daniel F; Stefansson, Kari (2023-07-06)
    BACKGROUND: Persistent symptoms are common after SARS-CoV-2 infection but correlation with objective measures is unclear. METHODS: We invited all 3098 adults who tested SARS-CoV-2 positive in Iceland before October 2020 to the deCODE Health Study. We ...
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    Predictors of DAPSA28 remission in patients with psoriatic arthritis initiating a first TNF-inhibitor : results from 13 European registries 
    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 (2023-06-14)
    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 ...
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    Real-World Six- and Twelve-Month Drug Retention, Remission, and Response Rates of Secukinumab in 2,017 Patients With Psoriatic Arthritis in Thirteen European Countries 
    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 ...
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    SARS-CoV-2 Infections in Icelandic Children : Close Follow-up of All Confirmed Cases in a Nationwide Study 
    Thors, Valtýr Stefánsson; Björnsdóttir, Kristín; Löve, Þorvarður Jón; Haraldsson, Ásgeir (2022-07-08)
    Introduction: Children are less likely to acquire SARS-CoV-2 infections than adults and when infected, usually have milder disease. True infection and complication rates are, however, difficult to ascertain. In Iceland, a strict test, trace and isolate ...
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    Trends of perceived disruption in healthcare services during the pandemic : findings from the COVID-19 National Resilience Cohort in Iceland 
    Wang, Yue; Unnarsdóttir, Anna Bára; Magnúsdóttir, Ingibjörg; Fang, Fang; Thordardottir, Edda Bjork; Rúnarsdóttir, Harpa; Love, Thorvardur Jon; Kristinsson, Sigurður Yngvi; Pálsson, Runólfur; Jakobsdóttir, Jóhanna; Zoega, Helga; Ásbjörnsdóttir, Kristjana Hrönn; Song, Huan; Hauksdóttir, Arna; Aspelund, Thor; Valdimarsdóttir, Unnur Anna; Þórðardóttir, Edda Björk; Löve, Þorvarður Jón (2023-12-21)
    BACKGROUND: Coronavirus disease 2019 (COVID-19) caused major disruptions in healthcare services worldwide. Yet, little is known about the association between perceived disruption in healthcare services and socio-demographic factors, pre-existing health ...