Siv Hege Lyngstad

Bilde av Siv Hege Lyngstad
Besøksadresse Oslo Universitetssykehus HF - Ullevål Avdeling for psykoseforskning Bygg 49 0450 OSLO
Postadresse OUS Postboks 4956 Nydalen 0424 Oslo

Foto: Kirsten Sjøwall


  • Ihler, Henrik Myhre; Lagerberg, Trine Vik; Lyngstad, Siv Hege; Melle, Ingrid & Romm, Kristin Lie (2021). Exploring the relationship between recency and frequency of cannabis use and diminished expression and apathy as two dimensions of negative symptoms in first episode psychosis. A one-year follow-up study. Schizophrenia Research. ISSN 0920-9964. doi: 10.1016/j.schres.2021.08.004. Fulltekst i vitenarkiv
  • Lyngstad, Siv Hege; Bettella, Francesco; Aminoff, Sofie Ragnhild; Athanasiu, Lavinia; Andreassen, Ole Andreas & Færden, Ann [Vis alle 7 forfattere av denne artikkelen] (2020). Associations between schizophrenia polygenic risk and apathy in schizophrenia spectrum disorders and healthy controls. Acta Psychiatrica Scandinavica. ISSN 0001-690X. 141(5), s. 452–464. doi: 10.1111/acps.13167. Fulltekst i vitenarkiv
  • Haatveit, Beathe Christin; Mørch-Johnsen, Lynn; Alnæs, Dag; Engen, Magnus Johan; Lyngstad, Siv Hege & Færden, Ann [Vis alle 9 forfattere av denne artikkelen] (2020). Divergent relationship between brain structure and cognitive functioning in patients with prominent negative symptomatology. Psychiatry Research : Neuroimaging. ISSN 0925-4927. doi: 10.1016/j.pscychresns.2020.111233. Fulltekst i vitenarkiv
  • Engen, Magnus Johan; Lyngstad, Siv Hege; Ueland, Torill; Simonsen, Carmen Elisabeth; Vaskinn, Anja & Smeland, Olav Bjerkehagen [Vis alle 11 forfattere av denne artikkelen] (2020). Polygenic scores for schizophrenia and general cognitive ability: associations with six cognitive domains, premorbid intelligence, and cognitive composite score in individuals with a psychotic disorder and in healthy controls. Translational Psychiatry. ISSN 2158-3188. 10:416, s. 1–9. doi: 10.1038/s41398-020-01094-9. Fulltekst i vitenarkiv
  • Lyngstad, Siv Hege; Gardsjord, Erlend Strand; Engen, Magnus Johan; Haatveit, Beathe ; Ihler, Henrik Myhre & Wedervang-Resell, Kirsten [Vis alle 9 forfattere av denne artikkelen] (2020). Trajectory and early predictors of apathy development in first-episode psychosis and healthy controls: a 10-year follow-up study. European Archives of Psychiatry and Clinical Neuroscience. ISSN 0940-1334. doi: 10.1007/s00406-020-01112-3. Fulltekst i vitenarkiv
  • Engen, Magnus Johan; Simonsen, Carmen Elisabeth; Melle, Ingrid; Færden, Ann; Lyngstad, Siv Hege & Haatveit, Beathe [Vis alle 8 forfattere av denne artikkelen] (2019). Cognitive functioning in patients with first-episode psychosis stratified by level of negative symptoms: A 1-year follow-up study. Psychiatry Research. ISSN 0165-1781. 281, s. 1–7. doi: 10.1016/j.psychres.2019.112554.
  • Wedervang-Resell, Kirsten; Friis, Svein; Lonning, Vera Louise Hiorth; Smelror, Runar; Johannessen, Cecilie Haggag & Reponen, Elina Johanna [Vis alle 13 forfattere av denne artikkelen] (2019). Increased interleukin 18 activity in adolescents with early-onset psychosis is associated with cortisol and depressive symptoms. Psychoneuroendocrinology. ISSN 0306-4530. 112:104513, s. 1–7. doi: 10.1016/j.psyneuen.2019.104513. Fulltekst i vitenarkiv
  • Lyngstad, Siv Hege; Gardsjord, Erlend Strand; Simonsen, Carmen Elisabeth; Engen, Magnus Johan; Romm, Kristin Lie & Melle, Ingrid [Vis alle 7 forfattere av denne artikkelen] (2018). Consequences of persistent depression and apathy in first-episode psychosis ? A one-year follow-up study. Comprehensive Psychiatry. ISSN 0010-440X. 86, s. 60–66. doi: 10.1016/j.comppsych.2018.07.015.
  • Færden, Ann; Lyngstad, Siv Hege; Simonsen, Carmen Elisabeth; Ringen, Petter Andreas; Papsuev, Oleg & Dieset, Ingrid [Vis alle 10 forfattere av denne artikkelen] (2018). Reliability and validity of the self-report version of the apathy evaluation scale in first-episode Psychosis: Concordance with the clinical version at baseline and 12 months follow-up. Psychiatry Research. ISSN 0165-1781. 267, s. 140–147. doi: 10.1016/j.psychres.2018.05.065. Fulltekst i vitenarkiv
  • Gjerde, Priyanthi Borgen; Dieset, Ingrid; Simonsen, Carmen Elisabeth; Hoseth, Eva Zsuzsanna; Iversen, Trude Seselie Jahr & Lagerberg, Trine Vik [Vis alle 12 forfattere av denne artikkelen] (2018). Increase in serum HDL level is associated with less negative symptoms after one year of antipsychotic treatment in first-episode psychosis. Schizophrenia Research. ISSN 0920-9964. 197, s. 253–260. doi: 10.1016/j.schres.2017.10.042. Fulltekst i vitenarkiv

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Publisert 8. jan. 2016 10:16 - Sist endret 24. juni 2019 10:52