• A longitudinal study of anxiety and cognitive decline in dementia with Lewy bodies and Alzheimer’ s disease 

      Breitve, Monica H.; Hynninen, Minna J.; Brønnick, Kolbjørn; Chwiszczuk, Luiza J.; Auestad, Bjørn H.; Aarsland, Dag; Rongve, Arvid (Journal article; Peer reviewed, 2016-01)
      Background Anxiety in dementia is common but not well studied. We studied the associations of anxiety longitudinally in Alzheimer’s disease (AD) and dementia with Lewy bodies (DLB). Methods In total, 194 patients ...
    • A Longitudinal Study of Neurocognition in Dementia with Lewy Bodies Compared to Alzheimer`s Disease 

      Breitve, Monica Haraldseid; Chwiszczuk, Luiza; Hynninen, Kia Minna; Brønnick, Kolbjørn Selvåg; Auestad, Bjørn Henrik; Aarsland, Dag; Rongve, Arvid (Journal article; Peer reviewed, 2018-03)
      Introduction: There are relatively few longitudinal studies on the differences in cognitive decline between Alzheimer’s disease (AD) and dementia with Lewy bodies (DLB), and the majority of existing studies have suboptimal ...
    • A systematic review of cognitive decline in dementia with Lewy bodies versus Alzheimer’s disease 

      Breitve, Monica Haraldseid; Chwiszczuk, Luiza; Hynninen, Kia Minna; Rongve, Arvid; Brønnick, Kolbjørn S; Janvin, Carmen Cristea; Aarsland, Dag (Journal article; Peer reviewed, 2014-09)
      Introduction: The aim of this review was to investigate whether there is a faster cognitive decline in dementia with Lewy bodies (DLB) than in Alzheimer’s disease (AD) over time. Methods: PsycINFO and Medline were ...
    • Association between physical activity and cognition in Mexican and Korean older adults 

      Aarsland, Vera; Borda, Miguel Germán; Aarsland, Dag; Anderssen, Sigmund Alfred (Peer reviewed; Journal article, 2020-04)
      Introduction: As the world's population ages, the prevalence of cognitive impairment associated with age in- creases. This increase is particularly pronounced in Asia and South-America. The objective of this study was to ...
    • Classifying dementia using local binary patterns from different regions in magnetic resonance images 

      Oppedal, Ketil; Eftestøl, Trygve; Engan, Kjersti; Beyer, Mona K.; Aarsland, Dag (Journal article; Peer reviewed, 2015)
      Dementia is an evolving challenge in society, and no disease-modifying treatment exists. Diagnosis can be demanding and MR imaging may aid as a noninvasive method to increase prediction accuracy. We explored the use of ...
    • Combinatory microRNA serum signatures as classifiers of Parkinson's disease 

      Patil, Ketan S.; Basak, Indranil; Dalen, Ingvild; Hoedt, Esthelle; Lange, Johannes; Lunde, Kristin Aaser; Liu, Ying; Tysnes, Ole-Bjørn; Forsgren, Lars; Aarsland, Dag; Neubert, Thomas A.; Larsen, Jan Petter; Alves, Guido Werner; Møller, Simon Geir (Journal article; Peer reviewed, 2019-04)
      As current clinical diagnostic protocols for Parkinson's disease (PD) may be prone to inaccuracies there is a need to identify and validate molecular biomarkers, such as circulating microRNAs, which will complement current ...
    • Kynurenines, Neuropsychiatric Symptoms, and Cognitive Prognosis in Patients with Mild Dementia 

      Solvang, Stein-Erik Hafstad; Nordrehaug, Jan Erik; Aarsland, Dag; Lange, Johannes; Ueland, Per Magne; McCann, Adrian; Midttun, Øivind; Tell, Grethe S.; Melvær, Giil Lasse (Journal article; Peer reviewed, 2019-09)
      Introduction: Circulating tryptophan (Trp) and its downstream metabolites, the kynurenines, are potentially neuroactive. Consequently, they could be associated with neuropsychiatric symptoms and cognitive prognosis in ...
    • The value of cerebrospinal fluid alpha-synuclein and the tau/alpha-synuclein ratio for diagnosis of neurodegenerative disorders with Lewy pathology 

      Førland, Marthe Gurine; Tysnes, Ole-Bjørn; Aarsland, Dag; Maple-Grødem, Jodi; Pedersen, Kenn Freddy; Alves, Guido Werner; Lange, Johannes (Journal article; Peer reviewed, 2019-07)
      Background and purpose Parkinson's disease (PD), dementia with Lewy bodies (DLB) and Alzheimer's disease (AD) are three of the most common neurodegenerative disorders. Up to 20% of these patients have the wrong diagnosis, ...
    • White Matter Lesions and Pattern Recognition in MRI of Neurodegenerative Dementia 

      Oppedal, Ketil (PhD thesis UiS;, Doctoral thesis, 2016-11-03)
      Introduction Expected age is increasing globally and dementia is a common outcome for an increasing number of people. Dementia is a demanding syndrome for the patient and the environment as well as it is costly for ...