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Browsing by Author "Björnsson, Einar Stefán"

Browsing by Author "Björnsson, Einar Stefán"

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  • Hreinsson, Johann P.; Ægisdottir, Silja; Björnsson, Einar Stefán (2019-12-01)
    Background: Data on the natural history of acute lower gastrointestinal bleeding (ALGIB) are lacking. We evaluated five-year bleeding risk and mortality in ALGIB patients and controls. Furthermore, we aimed to find predictors of rebleeding. Methods: ...
  • Bessone, Fernando; Björnsson, Einar Stefán (2022-07-27)
    Immunological checkpoint inhibitors (ICIs) have revolutionized therapy of many different malignanices. Concomitant immune-mediated adverse effects are common and can affect many organs such as the skin, lungs, gastrointestinal and endocrine organs as ...
  • Björnsson, Einar Stefán (2021-06-28)
    Drug-induced liver injury (DILI) should be considered in all patients with recent elevation of liver tests without obvious etiology and normal hepatobiliary imaging. There is currently no biomarker that is helpful in diagnosis which relies on clinical ...
  • Ingason, Arnar Bragi; Hreinsson, Jóhann P.; Lund, Sigrún Helga; Ágústsson, Arnar Snær; Rumba, Edward; Pálsson, Daníel; Reynisson, Indriði E.; Guðmundsdóttir, Brynja R; Önundarson, Páll Torfi; Björnsson, Einar Stefán (2023-01-01)
    OBJECTIVE: Previous observational studies have yielded conflicting results on whether medication adherence differs between patients receiving warfarin and direct oral anticoagulants (DOACs). Importantly, no study has adequately accounted for warfarin ...
  • Jónasson, Jón Gunnlaugur; Guðnason, Hafsteinn Ó.; Kristinsson, Jón Örvar; Bergmann, Óttar Már; Ólafsson , S.; Björnsson, Einar Stefán (2019-09)
    INNGANGUR Frumkomin trefjunargallgangabólga er langvinnur bólgusjúkdómur í gallvegum innan og/eða utan lifrar sem getur valdið skorpulifur, lokastigs lifrarbilun og leitt til lifrarígræðslu. Bólgusjúkdómar í meltingarvegi, fyrst og fremst sáraristilbólga, ...
  • Björnsson, Einar Stefán (2023-03-06)
  • Kristinsdóttir, Hallfrídur; Löve, Arthúr; Björnsson, Einar Stefán; Kristinsdóttir, Hallfríður (2018-03-05)
    Inngangur: Faraldrar af völdum lifrarbólgu A veiru (hepatitis A virus, HAV) komu endurtekið upp á Íslandi á fyrrihluta 20. aldar en síðan þá hafa fá tilfelli greinst og engir þekktir faraldrar komið upp síðan 1952. Síðustu íslensku rannsóknir á lifrarbólgu ...
  • Ólafsdóttir, Marta; Löve, Arthur; Jónasson, Jón Gunnlaugur; Björnsson, Einar Stefán (2020)
    Lifrarbólga E er veirusjúkdómur sem berst yfirleitt með menguðu vatni og gengur oftast yfir án sértækra inngripa. Hann er algengur á Indlandi og hefur valdið faröldrum, til að mynda í Asíu, Afríku og Mexíkó, en er sjaldséður á Íslandi. Hér er lýst ...
  • Andesdottir, Arna Kristin; Einarsson, Haukur; Jonsdottir, Hildur; Jónasson, Jón Gunnlaugur; Björnsson, Einar Stefán; Haraldsdóttir, Sigurdís (2023-02-16)
  • Björnsson, Einar Stefán; Stephens, Camilla; Atallah, Edmond; Robles-Diaz, Mercedes; Alvarez-Alvarez, Ismael; Gerbes, Alexander; Weber, Sabine; Stirnimann, Guido; Kullak-Ublick, Gerd; Cortez-Pinto, Helena; Grove, Jane I.; Lucena, M. Isabel; Andrade, Raul J.; Aithal, Guruprasad P. (2023-01-01)
    Background & Aims: No multi-national prospective study of drug-induced liver injury (DILI) has originated in Europe. The design of a prospective European DILI registry, clinical features and short-term outcomes of the cases and controls is reported. ...
  • Sanabria-Cabrera, Judith; Tabbai, Sara; Niu, Hao; Alvarez-Alvarez, Ismael; Licata, Anna; Björnsson, Einar Stefán; Andrade, Raul J.; Lucena, M. Isabel (2022-05-17)
    Introduction: Idiosyncratic drug-induced liver injury (DILI) is a rare adverse reaction to drugs and other xenobiotics. DILI has different grades of severity and may lead to acute liver failure (ALF), for which there is no effective therapy. N-acetylcysteine ...
  • Hayashi, Paul H; Lucena, M Isabel; Fontana, Robert J; Björnsson, Einar Stefán; Aithal, Guruprasad P; Barnhart, Huiman; Gonzalez-Jimenez, Andres; Yang, Qinghong; Gu, Jiezhun; Andrade, Raul J; Hoofnagle, Jay H (2022-07)
    BACKGROUND AND AIMS: Roussel Uclaf Causality Assessment Method (RUCAM) for DILI has been hindered by subjectivity and poor reliability. We sought to improve the RUCAM using data from the Drug-Induced Liver Injury Network (DILIN) and the Spanish DILI ...
  • Björnsson, Einar Stefán; Vucic, Vesna; Stirnimann, Guido; Robles-Díaz, Mercedes (2022-02-10)
    Introduction: Apart from cessation of the implicated agent leading to drug-induced liver injury (DILI), there is no standard therapy for DILI. Corticosteroids have been used in DILI, although their efficacy is unclear. Published data showed either ...
  • Ravindra, Kodihalli C; Vaidya, Vishal S; Wang, Zhenyu; Federspiel, Joel D; Virgen-Slane, Richard; Everley, Robert A; Grove, Jane I; Stephens, Camilla; Ocana, Mireia F; Robles-Díaz, Mercedes; Isabel Lucena, M; Andrade, Raul J; Atallah, Edmond; Gerbes, Alexander L; Weber, Sabine; Cortez-Pinto, Helena; Fowell, Andrew J; Hussaini, Hyder; Björnsson, Einar Stefán; Patel, Janisha; Stirnimann, Guido; Verma, Sumita; Elsharkawy, Ahmed M; Griffiths, William J H; Hyde, Craig; Dear, James W; Aithal, Guruprasad P; Ramaiah, Shashi K (2023-03-03)
    Diagnosis of drug-induced liver injury (DILI) and its distinction from other liver diseases are significant challenges in drug development and clinical practice. Here, we identify, confirm, and replicate the biomarker performance characteristics of ...
  • Robles-Díaz, Mercedes; Sanabria-Cabrera, Judith; Björnsson, Einar Stefán (2022)