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Browsing by Author "Sigurðsson, Engilbert"

Browsing by Author "Sigurðsson, Engilbert"

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  • Köhler-Forsberg, Ole; Ge, Fenfen; Hauksdóttir, Arna; Þórðardóttir, Edda Björk; Ásbjörnsdóttir, Kristjana Hrönn; Rúnarsdóttir, Harpa; Tómasson, Gunnar; Jakobsdóttir, Jóhanna; Guðmundsdóttir, Berglind; Björnsson, Andri Steinþór; Sigurðsson, Engilbert; Aspelund, Thor; Valdimarsdóttir, Unnur Anna (2023-10-18)
    BACKGROUND: Adverse childhood experiences (ACEs) are well-known risk factors for schizophrenia and bipolar disorder. AIMS: The aim was to study the associations between specific ACEs and psychological functioning in women with schizophrenia or bipolar ...
  • Sigurðsson, Engilbert; Bjarnadottir , S.; Olafsdottir, H.; Johnsen , A.; Haraldsson , M.; Kjartansdottir , S. H. (2020-03)
    Background: Attention deficit hyperactivity disorder (ADHD) is the most common neurodevelopmental disorder among children but symptoms may persist into adulthood. At Landspitali - the National University Hospital an interdisciplinary unit is responsible ...
  • Viðarsdóttir, Ólína Guðbjörg; Roberts, David L.; Twamley, Elizabeth W.; Guðmundsdóttir, Berglind; Sigurðsson, Engilbert; Magnúsdóttir, Brynja Björk (2021-01-14)
    Many individuals demonstrate functionally relevant impairment in neurocognition as well as social cognition early on in the course of their psychotic disorder. There is robust evidence supporting cognitive remediation as an effective treatment of ...
  • Gudbrandsdottir, Ragna Kristin; Sigurðsson, Engilbert; Ingimarsson, Oddur (2023-07-01)
    In view of the ongoing rise of ADHD prescriptions among adults in Iceland, it is important that doctors are aware that psychosis is a rare but at times a serious adverse reaction to such treatment. In 2022 5% of adults were prescribed medication to ...
  • Konte, Bettina; Walters, James T.R.; Rujescu, Dan; Legge, Sophie E.; Pardiñas, Antonio F.; Cohen, Dan; Pirmohamed, Munir; Tiihonen, Jari; Hartmann, Annette M.; Bogers, Jan P.; van der Weide, Jan; van der Weide, Karen; Putkonen, Anu; Repo-Tiihonen, Eila; Hallikainen, Tero; Silva, Ed; Ingimarsson, Oddur; Sigurðsson, Engilbert; Kennedy, James L.; Sullivan, Patrick F.; Rietschel, Marcella; Breen, Gerome; Stefansson, Hreinn; Stefansson, Kari; Collier, David A.; O’Donovan, Michael C.; Giegling, Ina (2021-04-12)
    The atypical antipsychotic clozapine is the only effective medication for treatment-resistant schizophrenia. However, it can also induce serious adverse drug reactions, including agranulocytosis and neutropenia. The mechanism by which it does so is ...
  • Ólafsson, Ragnar Pétur; Kvaran, Karol; Ketilsdottir, Kristin; Hallgrimsdottir, Kolbrun; Sigurdsson, Emil L; Sigurðsson, Engilbert (2023-11)
    Ágrip INNGANGUR Áhugi á notkun hugvíkkandi efna, oft ofskynjunarefna, hefur aukist á undanförnum árum samhliða fréttum af mögulegum meðferðarávinningi þeirra. Ekkert er þó vitað um þekkingu og viðhorf heilbrigðisstarfsfólks til efnanna hér á landi. ...
  • Guðbjartsson, Tómas; Sigurðsson, Engilbert; Gottfreðsson, Magnús; Björnsson, Ólafur Már; Guðmundsson, Gunnar (2019-11)
    Þegar komið er yfir 2500 m hæð yfir sjávarmáli geta einkenni hæðarveiki gert vart við sig innan nokkurra daga. Áhættan ræðst einkum af hæð og hraða hækkunar og einkennin eru fjölbreytt. Háfjallaveiki er langalgengust en lífshættulegur hæðarheilabjúgur ...
  • Indonesia Schizophrenia Consortium; Sigurðsson, Engilbert (2022-04-08)
    Schizophrenia has a heritability of 60-80%1, much of which is attributable to common risk alleles. Here, in a two-stage genome-wide association study of up to 76,755 individuals with schizophrenia and 243,649 control individuals, we report common variant ...
  • Sigurðsson, Engilbert; Jóhannesdóttir, Árný (2022-09-08)
    Psilocybin er ofskynjunarefni sem hefur undanfarin ár verið rannsakað sem möguleg meðferð við þunglyndi, einkum meðferðarþráu þunglyndi. Tilgangur greinarinnar er að fara yfir psilocybin og virkni þess í meðferð þunglyndis. Gerð var leit á PubMed, Web ...
  • 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 ...