Bilde av Bertelsen, Geir
Bilde av Bertelsen, Geir
Førsteamanuensis Servodatmedisiinna instituhtta geir.bertelsen@uit.no +4777620762 You can find me here

Geir Bertelsen



  • Joëlle E. Vergroesen, Alexander K. Schuster, Kelsey V. Stuart, Nigus G. Asefa, Audrey Cougnard-Grégoire, Cécile Delcourt et al.:
    Association of Systemic Medication Use with Glaucoma and Intraocular Pressure: The European Eye Epidemiology Consortium
    Ophthalmology (Rochester, Minn.) 2023 ARKIV / DOI
  • Yue Feng, Dan Z. Reinstein, Tore Nitter, Timothy J. Archer, Colm McAlinden, Geir Bertelsen et al.:
    Epithelial Thickness Mapping in Keratoconic Corneas: Repeatability and Agreement Between CSO MS-39, Heidelberg Anterion, and Optovue Avanti OCT Devices
    Journal of refractive surgery 2023 ARKIV / DOI
  • Frank C. T. van der Heide, Anthony Khawaja, Tos T. J. M. Berendschot, Thomas J. Littlejohns, Elżbieta Kuźma, Robert Luben et al.:
    Associations of inner retinal layers with risk of incident dementia: An individual participant data analysis of four prospective cohort studies
    Alzheimer's & Dementia 2023 ARKIV / DOI
  • Therese von Hanno, Live Lund Hareide, Lars Småbrekke, Bente Morseth, Monica Sneve, Maja Gran Erke et al.:
    Macular Layer Thickness and Effect of BMI, Body Fat, and Traditional Cardiovascular Risk Factors: The Tromsø Study
    Investigative Ophthalmology and Visual Science 2022 ARKIV / DOI
  • Yue Feng, Dan Z. Reinstein, Tore A. Nitter, Timothy J. Archer, Colm McAlinden, Xiangjun Chen et al.:
    Heidelberg anterion swept-source OCT corneal epithelial thickness mapping: Repeatability and agreement with optovue avanti
    Journal of refractive surgery 2022 ARKIV / DOI
  • Matthias M. Mauschitz, Timo Verzijden, Alexander K. Schuster, Hisham Elbaz, Norbert Pfeiffer, Anthony Khawaja et al.:
    Association of lipid-lowering drugs and antidiabetic drugs with age-related macular degeneration: A meta-analysis in Europeans
    British Journal of Ophthalmology 2022 ARKIV / DOI
  • Caroline Lind, Karina Olsen, Nina Krøll Angelsen, Einar A. Krefting, Kristian Fossen, Kirsten Gravningen et al.:
    Clinical course, treatment and visual outcome of an outbreak of Burkholderia contaminans endophthalmitis following cataract surgery
    Journal of Ophthalmic Inflammation and Infection 2021 ARKIV / DOI
  • Asri Maharani, Piers Dawes, James Nazroo, Gindo Tampubolon, Neil Pendleton, Geir Bertelsen et al.:
    Trajectories of recall memory as predictive of hearing impairment: A longitudinal cohort study
    PLOS ONE 2020 ARKIV / DOI
  • Asri Maharani, Piers Dawes, James Nazroo, Gindo Tampubolon, Neil Pendleton, Geir Bertelsen et al.:
    Associations Between Self-Reported Sensory Impairment and Risk of Cognitive Decline and Impairment in the Health and Retirement Study Cohort
    The journals of gerontology. Series B, Psychological sciences and social sciences 2020 DOI
  • Veronika Gjertsen Rypdal, Mia Glerup, Nils Thomas Songstad, Geir Bertelsen, Terje Christoffersen, Ellen Dalen Arnstad et al.:
    Uveitis in Juvenile Idiopathic Arthritis 18-Year Outcome in the Population-based Nordic Cohort Study
    Ophthalmology (Rochester, Minn.) 2020 ARKIV / DOI
  • Johanna M. Colijn, Anneke I. den Hollander, Ayse Demirkan, Audrey Cougnard-Grégoire, Timo Verzijden, Eveline Kersten et al.:
    Increased high-density lipoprotein levels associated with age-related macular degeneration: Evidence from the EYE-RISK and European Eye Epidemiology Consortia
    Ophthalmology (Rochester, Minn.) 2018 DOI
  • Andrea Sofie Henriette Milde Øhrn, Henrik Schirmer, Therese von Hanno, Ellisiv B. Mathiesen, Kjell Arne Arntzen, Geir Bertelsen et al.:
    Small and large vessel disease in persons with unrecognized compared to recognized myocardial infarction: The Tromsø Study 2007 – 2008
    International Journal of Cardiology 2018 DOI
  • S Cosh, Therese von Hanno, C Helmer, Geir Bertelsen, C Delcourt, Henrik Schirmer :
    The association amongst visual, hearing, and dual sensory loss with depression and anxiety over 6 years: The Tromsø Study
    International Journal of Geriatric Psychiatry 2018 DOI
  • Cécile Delcourt, Mélanie Le Goff, Therese von Hanno, Alireza Mirshahi, Anthony P. Khawaja, Virginie J.M. Verhoeven et al.:
    The decreasing prevalence of nonrefractive visual impairment in older Europeans: a meta-analysis of published and unpublished data
    Ophthalmology (Rochester, Minn.) 2018 ARKIV / DOI
  • Johanna M. Colijn, Gabriëlle H.S. Buitendijk, Elena Prokofyeva, Dalila Alves, Maria L. Cachulo, Anthony P. Khawaja et al.:
    Prevalence of age-related macular degeneration in Europe: the past and the future
    Ophthalmology (Rochester, Minn.) 2017 ARKIV / DOI
  • Therese von Hanno, Anette Caroline Lade, Ellisiv B. Mathiesen, Tunde Peto, Inger Njølstad, Geir Bertelsen :
    Macular thickness in healthy eyes of adults (N=4508) and relation to sex, age and refraction: The Tromsø Eye Study (2007-08)
    Acta Ophthalmologica 18. Dec 2016 ARKIV / DOI
  • Katie M. Williams, Geir Bertelsen, Phillippa Cumberland, Christian Wolfram, Virginie J.M. Verhoeven, Eleftherios Anastasopoulos et al.:
    Increasing prevalence of myopia in Europe and the impact of education
    Ophthalmology (Rochester, Minn.) 2015 ARKIV / DOI
  • Bjørn Odvar Eriksen, Maja-Lisa Løchen, Kjell Arne Arntzen, Geir Bertelsen, Britt-Ann Eilertsen, Therese von Hanno et al.:
    Estimated and Measured GFR Associate Differently with Retinal Vasculopathy in the General Population
    Nephron 2015 ARKIV / DOI
  • Cécile Delcourt, Jean-François Korobelnik, Gabriëlle H.S. Buitendijk, Paul J. Foster, Christopher J. Hammond, Stefano Piermarocchi et al.:
    Ophthalmic epidemiology in Europe: the “European Eye Epidemiology” (E3) consortium
    European Journal of Epidemiology (EJE) 2015 DOI
  • Katie M. Williams, Virginie J.M. Verhoeven, Phillippa Cumberland, Geir Bertelsen, Christian Wolfram, Gabriëlle H.S. Buitendijk et al.:
    Prevalence of refractive error in Europe: the European Eye Epidemiology (E(3)) Consortium
    European Journal of Epidemiology (EJE) 2015 ARKIV / DOI
  • Maja Gran Erke, Geir Bertelsen, Tunde Peto, Anne Katrin Sjølie, Haakon Lindekleiv, Inger Njølstad :
    Cardiovascular risk factors associated with agerelated macular degeneration: the Tromsø Study
    Acta Ophthalmologica 2014 DOI
  • Geir Bertelsen, Tunde Peto, Haakon Lindekleiv, Henrik Schirmer, Marit Dahl Solbu, Ingrid Toft et al.:
    Sex differences in risk factors for retinopathy in non-diabetic men and women: The Tromsø Eye Study
    Acta Ophthalmologica 2014 DOI
  • Bjørn Odvar Eriksen, Maja-Lisa Løchen, Kjell Arne Arntzen, Geir Bertelsen, Britt-Ann Eilertsen, Therese von Hanno et al.:
    Subclinical cardiovascular disease is associated with a high glomerular filtration rate in the nondiabetic general population
    Kidney International 2014 DOI
  • Therese von Hanno, Geir Bertelsen, Anne Katrin Sjølie, Ellisiv B. Mathiesen :
    Retinal vascular calibres are significantly associated with cardiovascular risk factors: The Tromsø Eye Study
    Acta Ophthalmologica 2014 DOI
  • Haakon Lindekleiv, Maja Gran Erke, Geir Bertelsen, Tunde Peto, Kjell Arne Arntzen, Henrik Schirmer et al.:
    Cognitive function, drusen, and age-related macular degeneration: a cross-sectional study
    Eye (London. 1987) 2013 DOI
  • Maja Gran Erke, Geir Bertelsen, Tunde Peto, Anne Katrin Sjølie, Haakon Lindekleiv, Inger Njølstad :
    Lactation, female hormones and age-related macular degeneration: the TromsO Study
    British Journal of Ophthalmology 2013 DOI
  • Geir Bertelsen, Maja Gran Erke, Therese von Hanno, Ellisiv B. Mathiesen, Tunde Peto, Anne Katrin Sjølie et al.:
    The Tromsø Eye Study: study design, methodology and results on visual acuity and refractive errors
    Acta Ophthalmologica 2013 DOI
  • Therese von Hanno, Geir Bertelsen, Ann Ragnhild Broderstad, Tom Wilsgaard, Ellisiv B. Mathiesen :
    Serum Ferritin and Hemoglobin Are Independently Associated With Wider Retinal Venular Caliber: The Tromso Study 2001-2008
    Investigative Ophthalmology and Visual Science 2013 DOI
  • Vibeke Sundling, Carl Geoffrey Parrinder Platou, Ragnhild Wivestad Jansson, Geir Bertelsen, Erik Wøllo, Pål Gulbrandsen :
    Retinopathy and visual impairment in diabetes, impaired glucose tolerance and normal glucose tolerance: the Nord-Trondelag Health Study (the HUNT study)
    Acta Ophthalmologica 2012 DOI
  • Hilde N Kilstad, Anne Katrine Sjølie, Lasse G Gøransson, Rune Hapnes, Hans Jørgen Henscien, Knud Erik Alsbirk et al.:
    Prevalence of diabetic retinopathy in Norway: report from a screening study
    Acta Ophthalmologica 2012 DOI
  • Maja Gran Erke, Geir Bertelsen, Tunde Peto, Anne Katrin Sjølie, Haakon Lindekleiv, Inger Njølstad :
    Prevalence of age-related macular degeneration in elderly Caucasians: The Tromsø Eye Study
    Ophthalmology (Rochester, Minn.) 2012 DOI
  • Xiayu Xu, Joseph M. Reinhardt, Qiao Hu, Benjamin Bakall, Paul S. Tlucek, Geir Bertelsen et al.:
    Retinal Vessel Width Measurement at Branchings Using an Improved Electric Field Theory-Based Graph Approach
    PLOS ONE 2012 ARKIV / DOI
  • Geir Bertelsen, Tunde Peto, Haakon Lindekleiv, Henrik Schirmer, Marit Dahl Solbu, Ingrid Toft et al.:
    Tromsø eye study: prevalence and risk factors of diabetic retinopathy
    Acta Ophthalmologica 2012 DOI
  • Laila Arvola, Geir Bertelsen, Kirsti Ytrehus :
    Bradykinin induced sustained anti-adrenergic actions in guinea pig heart muscle involves PKC
    Scandinavian Cardiovascular Journal 2007 DOI
  • Magnus Oterhals Størdal, Benjamin Ricaud, Michael Christian Kampffmeyer, Geir Bertelsen, Maja Gran Erke :
    Risk Prediction of Diabetic Retinopathy in the Tromsø Study
    2023
  • Magnus Oterhals Størdal, Benjamin Ricaud, Michael Christian Kampffmeyer, Geir Bertelsen, Maja Gran Erke :
    Risk Prediction of Diabetic Retinopathy in the Tromsø Study
    2023
  • Veronika Gjertsen Rypdal, Mia Glerup, terje Christoffersen, Geir Bertelsen, Ellen Dalen Arnstad, Kristiina Aalto et al.:
    Long-term outcome and complications in uveitis, 17 years after disease onset in a population-based Nordic Juvenile Idiopathic arthritis cohort. Proceedings of the 25th European Paediatric Rheumatology Congress (PReS 2018), Lisbon, Portugal.
    Pediatric Rheumatology 2018 DOI
  • Maja Gran Erke, Geir Bertelsen, Tunde Peto, Inger Njølstad :
    COD LIVER OIL AND FATTY FISH CONSUMPTION IN RELATION TO AGE-RELATED MACULAR DEGENERATION. THE TROMSO STUDY
    European Journal of Ophthalmology 2013
  • Maja Gran Erke, Geir Bertelsen, T Peto, AK Sjolie, Haakon Lindekleiv, Inger Njølstad :
    DIABETES MELLITUS IS NOT ASSOCIATED WITH AGE-RELATED MACULAR DEGENERATION: THE TROMSO EYE STUDY
    European Journal of Ophthalmology 2012
  • Haakon Lindekleiv, Maja Gran Erke, T Peto, Kjell Arne Arntzen, Henrik Schirmer, Tom Wilsgaard et al.:
    Drusen and AMD are associated with reduced cognitive function: the Tromso study
    European Journal of Neurology 2012
  • Geir Bertelsen, Maja Gran Erke, AK Sjølie, Inger Njølstad :
    NO DIFFERENCE IN PREVALENCE OF RETINAL VEIN OCCLUSIONS BETWEEN AND NONDIABETIC PARTICIPANTS IN THE TROMSO EYE STUDY
    European Journal of Ophthalmology 2011
  • T von Hanno, Geir Bertelsen, J Grauslund, AK Sjolie, EB Mathiesen :
    DIABETES IS ASSOCIATED WITH CHANGES IN RETINAL VESSEL CALIBER IN WOMEN
    European Journal of Ophthalmology 2011
  • Geir Bertelsen, Kristian fossen, Inger Njølstad :
    Diabetic retinopathy in the Tromso cohort
    Acta Ophthalmologica 2008

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