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Umeå University
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Gauti Johannesson

Research qualifications: Docent

Contact

E-mail
gauti.johannesson@umu.se
Phone
+46 70 220 07 98

Works at

Affiliation
Associate professor, senior consultant (attending) physician (on leave) at Department of Clinical Sciences Section: Professional Development, Ophthalmology
Location
4 - 7 tr, Ögonkliniken Umeå universitet, Klinisk vetenskap, Oftalmiatrik, 901 85 Umeå
Guidelines for the management of open-angle glaucoma: national program area eye diseases, national working group glaucoma
Acta Ophthalmologica
Jóhannesson, Gauti; Stille, Ulf; Taube, Amelie Botling; et al.
Prophylactic nicotinamide treatment protects from rotenone-induced neurodegeneration by increasing mitochondrial content and volume
Acta neuropathologica communications, BioMed Central (BMC) 2024, Vol. 12, (1)
Otmani, Amin; Jóhannesson, Gauti; Brautaset, Rune; et al.
Changes in intraocular pressure during the first 24 h after transscleral cyclophotocoagulation
Acta Ophthalmologica
Rasmuson, Erika; Linden, Christina; Lundberg, Björn; et al.
European Glaucoma Society research priorities for glaucoma care
British Journal of Ophthalmology
Azuara-Blanco, Augusto; McCorry, Noleen; Tatham, Andrew J.; et al.
Outcomes of iStent inject versus kahook dual blade surgery in glaucoma patients undergoing cataract surgery
Journal of glaucoma, Wolters Kluwer 2023, Vol. 32, (10) : e121-e128
Barkander, Anna; Economou, M.A.; Jóhannesson, Gauti
Kahook dual-blade goniotomy with and without phacoemulsification in medically uncontrolled glaucoma
Clinical Ophthalmology, Dove press 2023, Vol. 17 : 1385-1394
Barkander, Anna; Economou, Mario A.; Jóhannesson, Gauti
Nicotinamide prevents retinal vascular dropout in a rat model of ocular hypertension and supports ocular blood supply in glaucoma patients
Investigative Ophthalmology and Visual Science, Association for Research in Vision and Ophthalmology (ARVO) 2023, Vol. 64
Gustavsson, Simon T.; Enz, Tim J.; Tribble, James R.; et al.
Optic nerve subarachnoid space posture dependency: an MRI study in subjects with normal tension glaucoma and healthy controls
Investigative Ophthalmology and Visual Science, Vol. 64, (15)
Kristiansen, Martin; Holmlund, Petter; Linden, Christina; et al.
Threat to fixation and vision-related quality of life in early open-angle glaucoma: results from the Glaucoma Intensive Treatment Study
Acta Ophthalmologica, John Wiley & Sons 2023, Vol. 101, (1) : 74-80
Peters, Dorothea; Heijl, Anders; Andersson-Geimer, Sabina; et al.
Long-term follow-up of laser trabeculoplasty in multi-treated glaucoma patients
Acta Ophthalmologica
Rasmuson, Erika; Bengtsson, Boel; Linden, Christina; et al.
The glaucoma intensive treatment study: interim results from an ongoing longitudinal randomized clinical trial
Acta Ophthalmologica, John Wiley & Sons 2022, Vol. 100, (2) : e455-e462
Bengtsson, Boel; Linden, Christina; Heijl, Anders; et al.
Widespread retina and optic nerve neuroinflammation in enucleated eyes from glaucoma patients
Acta neuropathologica communications, BioMed Central 2022, Vol. 10, (1)
Rutigliani, Carola; Tribble, James R.; Hagström, Anna; et al.
Author Response: Posture-Dependent Collapse of the Optic Nerve Subarachnoid Space: A Combined MRI and Modeling Study
Investigative Ophthalmology and Visual Science, Vol. 62, (15)
Holmlund, Petter; Stoverud, Karen-Helene; Wahlin, Anders; et al.
Posture-dependent collapse of the optic nerve subarachnoid space: A combined MRI and modeling study
Investigative Ophthalmology and Visual Science, Association for Research in Vision and Ophthalmology 2021, Vol. 62, (4)
Holmlund, Petter; Stoverud, Karen-Helene; Wåhlin, Anders; et al.
Feasibility of MRI to assess differences in ophthalmic artery blood flow rate in normal tension glaucoma and healthy controls
Acta Ophthalmologica, John Wiley & Sons 2021, Vol. 99, (5) : e679-e685
Kristiansen, Martin; Lindén, Christina; Qvarlander, Sara; et al.
Ögat
Kliniska färdigheter: mötet mellan patient och läkare, Lund: Studentlitteratur AB 2021 : 275-292
Lindén, Christina; Jóhannesson, Gauti
Laser trabeculoplasty in newly diagnosed multi-treated glaucoma patients
Acta Ophthalmologica, John Wiley & Sons 2021, Vol. 99, (3) : 269-274
Rasmuson, Erika; Bengtsson, Boel; Linden, Christina; et al.
Nicotinamide provides neuroprotection in glaucoma by protecting against mitochondrial and metabolic dysfunction
Redox Biology, Elsevier 2021, Vol. 43
Tribble, James R.; Otmani, Amin; Sun, Shanshan; et al.
Can postoperative dexamethasone nanoparticle eye drops replace mitomycin C in trabeculectomy?
Acta Ophthalmologica, Wiley-Blackwell 2020, Vol. 98, (6) : 607-612
Jóhannesson, Gauti; Gottfredsdottir, Maria Soffia; Asgrimsdottir, Gudrun Marta; et al.
Intraocular Pressure Decrease Does Not Affect Blood Flow Rate of Ophthalmic Artery in Ocular Hypertension
Investigative Ophthalmology and Visual Science, Association for Research in Vision and Ophthalmology 2020, Vol. 61, (12)
Jóhannesson, Gauti; Qvarlander, Sara; Wåhlin, Anders; et al.
Efficacy and safety of transscleral cyclophotocoagulation in Swedish glaucoma patients
Acta Ophthalmologica, John Wiley & Sons 2019, Vol. 97, (8) : 764-770
Rasmuson, Erika; Lindén, Christina; Lundberg, Björn; et al.
Intraocular Pressure Lowering Effect of Latanoprost as First-line Treatment for Glaucoma
Journal of glaucoma, Lippincott Williams & Wilkins 2018, Vol. 27, (11) : 976-980
Aspberg, Johan; Heijl, Anders; Jóhannesson, Gauti; et al.
The Glaucoma Intensive Treatment Study (GITS), a randomized clinical trial: design, methodology and baseline data
Acta Ophthalmologica, John Wiley & Sons 2018, Vol. 96, (6) : 557-566
Bengtsson, Boel; Heijl, Anders; Jóhannesson, Gauti; et al.
Intracranial and Intraocular Pressure at the Lamina Cribrosa: Gradient Effects
Current Neurology and Neuroscience Reports, Springer 2018, Vol. 18, (5)
Jóhannesson, Gauti; Eklund, Anders; Linden, Christina
Blood flow rate of ophthalmic artery in patients with normal tension glaucoma and healthy controls
Investigative Ophthalmology and Visual Science, The Association for Research in Vision and Ophthalmology 2018, Vol. 59, (9)
Kristiansen, Martin; Linden, Christina; Qvarlander, Sara; et al.
Initial intraocular pressure reduction by mono‐ versus multi‐therapy in patients with open‐angle glaucoma: results from the Glaucoma Intensive Treatment Study
Acta Ophthalmologica, John Wiley & Sons 2018, Vol. 96, (6) : 567-572
Linden, Christina; Heijl, Anders; Jóhannesson, Gauti; et al.
Re: Lindén et al.: Normal-tension glaucoma has normal intracranial pressure: a prospective study of intracranial pressure and intraocular pressure in different body positions (Ophthalmology.2018;125:361-368) REPLY
Ophthalmology, Elsevier 2018, Vol. 125, (10) : e74-e75
Lindén, Christina; Qvarlander, Sara; Jóhannesson, Gauti; et al.
Normal-Tension Glaucoma Has Normal Intracranial Pressure: A Prospective Study of Intracranial Pressure and Intraocular Pressure in Different Body Positions
Ophthalmology, Vol. 125, (3) : 361-368
Lindén, Christina; Qvarlander, Sara; Jóhannesson, Gauti; et al.
Re: Linden et al.: Normal-tension glaucoma has normal intracranial pressure: a prospective study of intracranial pressure and intraocular pressure in different body positions (Ophthalmology. 2018;125:361-368) REPLY
Ophthalmology, Elsevier 2018, Vol. 125, (6) : e43-e44
Lindén, Christina; Qvarlander, Sara; Jóhannesson, Gauti; et al.
In Vivo Visualization of Large Choroidal Vessels Obliteration in Geographic Atrophy
Retina, Vol. 37, (2) : E24-E24
Johannesson, Gauti; Shulman, Shiri; Ruckert, Rene; et al.
The Pressure Difference between Eye and Brain Changes with Posture
Annals of Neurology, Vol. 80, (2) : 269-276
Eklund, Anders; Jóhannesson, Gauti; Johansson, Elias; et al.
Microspheres and Nanotechnology for Drug Delivery
Developments in ophthalmology, Vol. 55 : 93-103
Jóhannesson, Gauti; Stefánsson, Einar; Loftsson, Thorsteinn
Age-dependency of ocular parameters: a cross sectional study of young and elderly healthy subjects
Graefe's Archives for Clinical and Experimental Ophthalmology, Springer 2015, Vol. 253, (11) : 1979-1983
Johannesson, Gauti; Hallberg, Per; Ambarki, Khalid; et al.
Age-dependency of ocular parameters - a cross sectional study of young and old healthy subjects
Investigative Ophthalmology and Visual Science, Association for Research in Vision and Ophthalmology 2015, Vol. 56, (7)
Johannesson, Gauti; Hallberg, Per; Ambarki, Khalid; et al.
Topical Dexamethasone gamma-Cyclodextrin Nanoparticle Eye Drops increase Visual Acuity and decrease Macular Thickness in Diabetic Macular Edema
Investigative Ophthalmology and Visual Science, The Association for Research in Vision and Ophthalmology 2015, Vol. 56, (7)
Ohira, Akihiro; Hara, Katsunori; Johannesson, Gauti; et al.
Topical dexamethasone -cyclodextrin nanoparticle eye drops increase visual acuity and decrease macular thickness in diabetic macular oedema
Acta Ophthalmologica, Vol. 93, (7) : 610-615
Ohira, Akihiro; Hara, Katsunori; Johannesson, Gauti; et al.
Topical dexamethasone-cyclodextrin nanoparticle eye drops for non-infectious Uveitic macular oedema and vitritis: a pilot study
Acta Ophthalmologica, Wiley-Blackwell 2015, Vol. 93, (5) : 411-415
Shulman, Shiri; Jóhannesson, Gauti; Stefánsson, Einar; et al.
gamma-Cyclodextrin Nanoparticle Eye Drops with Dorzolamide: Effect on Intraocular Pressure in Man
Journal of Ocular Pharmacology and Therapeutics, Vol. 30, (1) : 35-41
Gudmundsdottir, Birna S.; Petursdottir, Dyrleif; Asgrimsdottir, Gudrun M.; et al.
Effects of topical anaesthetics and repeated tonometry on intraocular pressure
Acta Ophthalmologica, Vol. 92, (2) : 111-115
Johannesson, Gauti; Hallberg, Per; Eklund, Anders; et al.
Association between rate of binocular visual field change and vision-related quality of life: novel finding or spurious association?
JAMA ophthalmology, Vol. 132, (6) : 784-785
Jóhannesson, Gauti; Abouzeid, Hana; Somner, John Edward Almond
Can we trust intraocular pressure measurements in eyes with intracameral air?
Graefe's Archives for Clinical and Experimental Ophthalmology, Springer 2014, Vol. 252, (10) : 1607-1610
Jóhannesson, Gauti; Lindén, Christina; Eklund, Anders; et al.
Dorzolamide cyclodextrin nanoparticle suspension eye drops and trusopt in rabbit
Journal of Ocular Pharmacology and Therapeutics, Mary Ann Liebert 2014, Vol. 30, (6) : 464-467
Jóhannesson, Gauti; Moya-Ortega, Maria D; Ásgrímsdóttir, Gudrun Marta; et al.
Kinetics of γ-cyclodextrin nanoparticle suspension eye drops in tear fluid
Acta Ophthalmologica, Vol. 92, (6) : 550-556
Jóhannesson, Gauti; Moya-Ortega, Maria D; Ásgrímsdóttir, Gudrún Marta; et al.
Blood flow of ophthalmic artery in healthy individuals determined by phase-contrast magnetic resonance imaging
Investigative Ophthalmology and Visual Science, Vol. 54, (4) : 2738-2745
Ambarki, Khalid; Hallberg, Per; Jóhannesson, Gauti; et al.
Change in intraocular pressure measurement 2 years after myopic laser-assisted subepithelial keratectomy
Journal of cataract and refractive surgery, Vol. 38, (9) : 1637-1642
Johannesson, Gauti; Hallberg, Per; Eklund, Anders; et al.
Change in intraocular pressure measurement after myopic LASEK: a study evaluating Goldmann, Pascal and applanation resonance tonometry
Journal of glaucoma, Lippincott Williams & Wilkins 2012, Vol. 21, (4) : 255-259
Jóhannesson, Gauti; Hallberg, Per; Eklund, Anders; et al.
Introduction and clinical evaluation of servo-controlled applanation resonance tonometry
Acta Ophthalmologica Scandinavica, Vol. 90, (7) : 677-682
Jóhannesson, Gauti; Hallberg, Per; Eklund, Anders; et al.
Intraocular pressure: clinical aspects and new measurement methods
Umeå University medical dissertations, 1395
Jóhannesson, Gauti
Pascal, ICare and Goldmann applanation tonometry: a comparative study
Acta ophthalmologica, Vol. 86, (6) : 614-621
Jóhannesson, Gauti; Hallberg, Per; Eklund, Anders; et al.
Can the prevalence of open-angle glaucoma be estimated from a retrospective clinical material? A study on the west coast of Iceland.
Acta Ophthalmologica Scandinavica, Vol. 83, (5) : 549-553
Jóhannesson, Gauti; Gudmundsdóttir, Gudrún J; Lindén, Christina
View publications in DiVA
Glaucoma – the silent thief of sight

“Despite decades of research, we still don’t know exactly what causes the disease.”