Lars Forsgren

Research qualifications: Docent

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Works as

Professor emeritus at Department of Clinical Sciences Section: Neurosciences

Norrlands universitetssjukhus, Umeå universitet, Klinisk vetenskap Umeå universitet, Klinisk vetenskap, 901 85 Umeå

Daytime sleepiness estimated using the Karolinska Sleepiness Scale during mandibular advancement device therapy for snoring and sleep apnea: a secondary analysis of a randomized controlled trial

Sleep and Breathing, Springer Nature 2025, Vol. 29, (1)

Marklund, Marie E.; Carlberg, Bo; Forsgren, Lars; et al.

Dementia risk prediction in early Parkinson's disease: Validation and genetic integration of the Montreal Parkinson risk of dementia scale (MoPaRDS)

Journal of Parkinson's Disease, Sage Publications 2025, Vol. 15, (4) : 868-878

Szwedo, Aleksandra A.; Dalen, Ingvild; Lawson, Rachael A.; et al.

Beta-adrenoceptor drugs and progression to Parkinson's disease milestones in a large pooled incident cohort

npj Parkinson's Disease, Springer Nature 2025, Vol. 11, (1)

Wijeyekoon, Ruwani S.; Camacho, Marta; Bäckström, David; et al.

Gut microbial metabolites and future risk of Parkinson's disease: a metabolome-wide association study

Movement Disorders, John Wiley & Sons 2025, Vol. 40, (3) : 556-560

Zhao, Yujia; Lai, Yunjia; Darweesh, Sirwan K.L.; et al.

Homozygosity for R47H in TREM2 and the Risk of Alzheimer's Disease

New England Journal of Medicine, Massachusetts Medical Society 2024, Vol. 390, (23) : 2217-2219

Stefansson, Hreinn; Walters, G Bragi; Sveinbjornsson, Gardar; et al.

Estimates of epilepsy prevalence, psychiatric co-morbidity and cost

Seizure, Elsevier 2023, Vol. 107 : 162-171

Christensen, Jakob; Dreier, Julie Werenberg; Sun, Yuelian; et al.

Cognitive and motor decline in dementia with lewy bodies and Parkinson's disease dementia

Movement Disorders Clinical Practice, John Wiley & Sons 2023, Vol. 10, (6) : 980-986

Gonzalez, Maria Camila; Tovar-Rios, Diego Alejandro; Alves, Guido; et al.

Cerebrospinal fluid biomarkers of synaptic dysfunction are altered in Parkinson's disease and related disorders

Movement Disorders, John Wiley & Sons 2023, Vol. 38, (2) : 267-277

Nilsson, Johanna; Constantinescu, Julius; Nellgård, Bengt; et al.

Prediction and early biomarkers of cognitive decline in Parkinson disease and atypical parkinsonism: a population-based study

Brain Communications, Oxford University Press 2022, Vol. 4, (2)

Bäckström, David C; Granåsen, Gabriel; Jakobson Mo, Susanna; et al.

Deep Brain Stimulation of Caudal Zona Incerta for Parkinson's Disease: One-Year Follow-Up and Electric Field Simulations

Neuromodulation, Elsevier 2022, Vol. 25, (6) : 935-944

Stenmark Persson, Rasmus; Nordin, Teresa; Hariz, Gun-Marie; et al.

GBA and APOE impact cognitive decline in Parkinson's disease: A 10-year population-based study

Movement Disorders, John Wiley & Sons 2022, Vol. 37, (5) : 1016-1027

Szwedo, Aleksandra A; Dalen, Ingvild; Pedersen, Kenn Freddy; et al.

Alterations in Self-Aggregating Neuropeptides in Cerebrospinal Fluid of Patients with Parkinsonian Disorders

Journal of Parkinson's Disease, IOS Press 2022, Vol. 12, (4) : 1169-1189

Zhu, Shaochun; Bäckström, David C; Forsgren, Lars; et al.

Blinded Versus Unblinded Evaluations of Motor Scores in Patients with Parkinson's Disease Randomized to Deep Brain Stimulation or Best Medical Therapy

Movement Disorders Clinical Practice, John Wiley & Sons 2021, Vol. 8, (2) : 285-287

Hariz, Gun-Marie; Fredricks, Anna; Stenmark Persson, Rasmus; et al.

Exploring the prevalence and profile of epilepsy across Europe using a standard retrospective chart review: Challenges and opportunities

Epilepsia, John Wiley & Sons 2021, Vol. 62, (11) : 2651-2666

Linehan, Christine; Benson, Ailbhe; Gunko, Alex; et al.

Association of GBA Genotype With Motor and Functional Decline in Patients With Newly Diagnosed Parkinson Disease

Neurology, aan 2021, Vol. 96, (7) : e1036-e1044

Maple-Grødem, Jodi; Dalen, Ingvild; Tysnes, Ole-Bjørn; et al.

Lack of Association between GBA Mutations and Motor Complications in European and American Parkinson's Disease Cohorts

Journal of Parkinson's Disease, IOS Press 2021, Vol. 11, (4) : 1569-1578

Maple-Grødem, Jodi; Paul, Kimberly C.; Dalen, Ingvild; et al.

Plasma metabolite markers of parkinson’s disease and atypical parkinsonism

Metabolites, MDPI 2021, Vol. 11, (12)

Pathan, Meerakhan; Wu, Junfang; Lakso, Hans-Åke; et al.

Association of SNCA Parkinson's Disease Risk Polymorphisms With Disease Progression in Newly Diagnosed Patients

Frontiers in Neurology, Frontiers 2021, Vol. 11

Szwedo, Aleksandra A.; Pedersen, Camilla Christina; Ushakova, Anastasia; et al.

Community health workers to improve adherence to anti-seizure medication in rural South Africa: Is it cost-effective?

Epilepsia, John Wiley & Sons 2021, Vol. 62, (1) : 98-106

Wagner, Ryan G.; Norström, Fredrik; Bertram, Melanie Y; et al.

The Effects of Working Memory Updating Training in Parkinson's Disease: A Feasibility and Single-Subject Study on Cognition, Movement and Functional Brain Response

Frontiers in Psychology, Frontiers Media S.A. 2021, Vol. 11

Walton, Lois; Eriksson Domellöf, Magdalena; Boraxbekk, Carl-Johan; et al.

Deep mining of oxysterols and cholestenoic acids in human plasma and cerebrospinal fluid: Quantification using isotope dilution mass spectrometry

Analytica Chimica Acta, Elsevier 2021, Vol. 1154

Yutuc, Eylan; Dickson, Alison L.; Pacciarini, Manuela; et al.

Evaluating a frontostriatal working-memory updating-training paradigm in Parkinson's disease: the iPARK trial, a double-blinded randomized controlled trial

BMC Neurology, Springer Nature 2020, Vol. 20, (1)

Domellöf, Magdalena Eriksson; Walton, Lois; Boraxbekk, Carl-Johan; et al.

Low plasma thiamine and phosphate in male patients with Parkinson's disease is associated with mild cognitive impairment

Clinical Nutrition ESPEN, Elsevier 2020, Vol. 37 : 93-99

Håglin, Lena; Domellöf, Magdalena E.; Bäckman, L; et al.

Low level of phosphate in male patients reporting swallowing disturbances in early Parkinson's disease

Clinical Nutrition Experimental, Elsevier 2020, Vol. 29 : 18-29

Håglin, Lena; Edström, Mona; Bäckman, L.; et al.

Balance and mobility in patients with newly diagnosed Parkinson's disease: a five-year follow-up of a cohort in northern Sweden

Disability and Rehabilitation, Taylor & Francis 2020, Vol. 42, (6) : 770-778

Johansson, Christer; Lindström, Britta; Forsgren, Lars; et al.

Alcohol Consumption and Risk of Parkinson's Disease: Data from a Large Prospective European Cohort

Movement Disorders, John Wiley & Sons 2020, Vol. 35, (7) : 1258-1263

Peters, Susan; Gallo, Valentina; Vineis, Paolo; et al.

Validation of a UPDRS-/MDS-UPDRS-based definition of functional dependency for Parkinson's disease

Parkinsonism & Related Disorders, Elsevier 2020, Vol. 76 : 49-53

Ramsay, Neil; Macleod, Angus D.; Alves, Guido; et al.

Activities of daily living in Parkinson's disease: Time/gender perspective

Acta Neurologica Scandinavica, John Wiley & Sons 2020, Vol. 141, (2) : 168-176

Sperens, Maria; Georgiev, Dejan; Eriksson Domellöf, Magdalena; et al.

Epilepsy care cascade, treatment gap and its determinants in rural South Africa

Seizure, Elsevier 2020, Vol. 80 : 175-180

Wagner, Ryan G.; Kabudula, Chodziwadziwa W.; Forsgren, Lars; et al.

Exploring causality of the association between smoking and Parkinson's disease

International Journal of Epidemiology, Oxford University Press 2019, Vol. 48, (3) : 912-925

Gallo, Valentina; Vineis, Paolo; Cancellieri, Mariagrazia; et al.

alpha-synuclein-lipoprotein interactions and elevated ApoE level in cerebrospinal fluid from Parkinson's disease patients

Proceedings of the National Academy of Sciences of the United States of America, NATL ACAD SCIENCES 2019, Vol. 116, (30) : 15226-15235

Paslawski, Wojciech; Zareba-Paslawska, Justyna; Zhang, Xiaoqun; et al.

Combinatory microRNA serum signatures as classifiers of Parkinson's disease

Parkinsonism & Related Disorders, Elsevier 2019, Vol. 64 : 202-210

Patil, Ketan S.; Basak, Indranil; Dalen, Ingvild; et al.

Low prevalence of known pathogenic mutations in dominant PD genes: A Swedish multicenter study

Parkinsonism & Related Disorders, Elsevier 2019, Vol. 66 : 158-165

Puschmann, Andreas; Jimenez-Ferrer, Itzia; Lundblad-Andersson, Elin; et al.

General and abdominal adiposity and the risk of Parkinson's disease: A prospective cohort study

Parkinsonism & Related Disorders, ELSEVIER SCI LTD 2019, Vol. 62 : 98-104

Riso, Lukas; Kaaks, Rudolf; Kuehn, Tilman; et al.

Targeted Multiple Reaction Monitoring Analysis of CSF Identifies UCHL1 and GPNMB as Candidate Biomarkers for ALS

Journal of Molecular Neuroscience, Springer 2019, Vol. 69, (4) : 643-657

Zhu, Shaochun; Wuolikainen, Anna; Wu, Junfang; et al.

Deep brain stimulation in the caudal zona incerta versus best medical treatment in patients with Parkinson's disease: a randomised blinded evaluation

Journal of Neurology, Neurosurgery and Psychiatry, BMJ Publishing Group Ltd 2018, Vol. 89, (7) : 710-716

Blomstedt, Patric; Stenmark Persson, Rasmus; Hariz, Gun-Marie; et al.

Polymorphisms in dopamine-associated genes and cognitive decline in Parkinson's disease

Acta Neurologica Scandinavica, John Wiley & Sons 2018, Vol. 137, (1) : 91-98

Bäckström, David; Eriksson Domellöf, Magdalena; Granåsen, Gabriel; et al.

Early predictors of mortality in parkinsonism and Parkinson disease: A population-based study

Neurology, Wolters Kluwer 2018, Vol. 91, (22) : E2045-E2056

Bäckström, David; Granåsen, Gabriel; Eriksson Domellöf, Magdalenax; et al.

Epilepsins orsaker, förekomst och prognos: [Epilepsy: Incidens, prevalens and causes]

Läkartidningen, Sveriges läkarförbund 2018, Vol. 115, (21)

Forsgren, Lars; Sundelin, Heléne; Sveinsson, Olafur

Early Recognition of Cognitive Ability and Nutritional Markers for Dementia in Parkinson’s Disease

Journal of Aging Research & Clinical Practice, Auzeville-Tolosane: SERDI 2018, Vol. 7 : 156-162

Håglin, Lena; Bäckman, L; Linder, Jan; et al.

Association of glucocerebrosidase polymorphisms and mutations with dementia in incident Parkinson's disease

Alzheimer's & Dementia: Journal of the Alzheimer's Association, Elsevier 2018, Vol. 14, (10) : 1293-1301

Lunde, Kristin Aaser; Chung, Janete; Dalen, Ingvild; et al.

Novel hyperkinetic dystonia-like manifestation and neurological disease course of Swedish Gaucher patients

Blood Cells, Molecules & Diseases, San Diego: Academic Press 2018, Vol. 68, (S1) : 86-92

Machaczka, Maciej; Paucar, Martin; Kämpe Björkvall, Cecilia; et al.

The GBA variant E326K is associated with Parkinson's disease and explains a genome-wide association signal

Neuroscience Letters, Elsevier 2017, Vol. 658 : 48-52

Berge-Seidl, Victoria; Pihlstrøm, Lasse; Maple-Grødem, Jodi; et al.

PITX3 genotype and risk of dementia in Parkinson's disease: A population-based study

Journal of the Neurological Sciences, ELSEVIER SCIENCE BV 2017, Vol. 381 : 278-284

Bäckström, David; Eriksson Domellöf, Magdalena; Granåsen, Gabriel; et al.

Olfactory dysfunction and dementia in newly diagnosed patients with Parkinson's disease

Parkinsonism & Related Disorders, Vol. 38 : 41-47

Eriksson Domellöf, Magdalena; Lundin, Karl-Fredrik; Edström, Mona; et al.

How long for epilepsy remission in the ILAE definition?

Epilepsia, WILEY 2017, Vol. 58, (8) : 1486-1487

Fisher, Robert S.; Acevedo, Carlos; Arzimanoglou, Alexis; et al.

Gender differences in Parkinson's disease: a clinical perspective

Acta Neurologica Scandinavica, John Wiley & Sons 2017, Vol. 136, (6) : 570-584

Georgiev, Dejan; Hamberg, Katarina; Hariz, Marwan; et al.

Blood-based NfL: A biomarker for differential diagnosis of parkinsonian disorder

Neurology, Lippincott Williams & Wilkins 2017, Vol. 88, (10) : 930-937

Hansson, Oskar; Janelidze, Shorena; Hall, Sara; et al.

Immunochemical Detection of alpha-Synuclein Autoantibodies in Parkinson's Disease: Correlation between Plasma and Cerebrospinal Fluid Levels

ACS Chemical Neuroscience, American Chemical Society (ACS) 2017, Vol. 8, (6) : 1170-1176

Horvath, Istvan; Iashchishyn, Igor A.; Forsgren, Lars; et al.

Intake of vitamin B before onset of Parkinson's disease and atypical parkinsonism and olfactory function at the time of diagnosis

European Journal of Clinical Nutrition, Vol. 71 : 97-102

Håglin, Lena; Johansson, Ingegerd; Forsgren, Lars; et al.

View publications in DiVA

Research projects

1 January 2017 until 1 January 2025

iPARK

1 November 2015 until 1 June 2020

PEARL-PD