Blar i USN Open Archive på forfatter "Landsend, Erlend Christoffer Sommer"
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Change in Ocular Surface Staining during Eyelid Warming Is Related to Tear Cytokine Levels
Landsend, Erlend Christoffer Sommer; Olafsson, Jonatan; Lai, Xiaoran; Aass, Hans Christian Dalsbotten; Utheim, Tor Paaske (Peer reviewed; Journal article, 2022)Purpose: To investigate the changes in the tear cytokine profile of patients with meibomian gland dysfunction (MGD) treated with eyelid warming and to correlate these changes with clinical parameters for dry eye disease ... -
Characteristics and Utility of Fundus Autofluorescence in Congenital Aniridia Using Scanning Laser Ophthalmoscopy
Landsend, Erlend Christoffer Sommer; Pedersen, Hilde Røgeberg; Utheim, Øygunn Aass; Rueegg, Corina Silvia; Baraas, Rigmor C.; Lagali, Neil; Bragadottir, Ragnheidur; Moe, Morten Carsten; Utheim, Tor Paaske (Journal article; Peer reviewed, 2019)Purpose: To investigate fundus autofluorescence (FAF) and other fundus manifestations in congenital aniridia. Methods: Fourteen patients with congenital aniridia and 14 age- and sex-matched healthy controls were examined. ... -
Color Vision in Aniridia
Pedersen, Hilde Røgeberg; Hagen, Lene Aarvelta; Landsend, Erlend Christoffer Sommer; Gilson, Stuart; Utheim, Øygunn Aass; Utheim, Tor Paaske; Neitz, Maureen; Baraas, Rigmor C. (Journal article; Peer reviewed, 2018)Purpose: To assess color vision and its association with retinal structure in persons with congenital aniridia. Methods: We included 36 persons with congenital aniridia (10–66 years), and 52 healthy, normal trichromatic ... -
The cone photoreceptor mosaic in aniridia: within-family phenotype-genotype discordance
Pedersen, Hilde Røgeberg; Neitz, Maureen; Gilson, Stuart; Landsend, Erlend Christoffer Sommer; Utheim, Øygunn Aass; Utheim, Tor Paaske; Baraas, Rigmor C. (Peer reviewed; Journal article, 2019)Purpose Investigate in vivo cone photoreceptor structure in familial aniridia caused by deletion in the PAX6 gene to elucidate the complexity of between-individual variation in retinal phenotype. Design Descriptive ... -
Meibomian gland dysfunction and keratopathy are associated with dry eye disease in aniridia
Landsend, Erlend Christoffer Sommer; Pedersen, Hilde Røgeberg; Utheim, Øygunn Aass; Xiao, Jiaxin; Adil, Muhammed Yasin; Tashbayev, Behzod; Lagali, Neil; Dartt, Darlene Ann; Baraas, Rigmor C.; Utheim, Tor Paaske (Journal article; Peer reviewed, 2018)Aims To investigate the aetiology and characteristics of dry eye disease (DED) in a Nordic cohort of patients with congenital aniridia. Methods Thirty-four Norwegian and one Danish subject with congenital aniridia and 21 ... -
PAX6 Genotypic and Retinal Phenotypic Characterization in Congenital Aniridia
Pedersen, Hilde Røgeberg; Baraas, Rigmor C.; Landsend, Erlend Christoffer Sommer; Utheim, Øygunn Aass; Utheim, Tor Paaske; Gilson, Stuart; Neitz, Maureen (Peer reviewed; Journal article, 2020)PURPOSE: To investigate the association between PAX6 genotype and macular morphology in congenital aniridia. METHODS: The study included 37 participants (15 males) with congenital aniridia (aged 10–72 years) and 58 ... -
Rod and Cone Dark Adaptation in Congenital Aniridia and Its Association With Retinal Structure
Pedersen, Hilde Røgeberg; Gilson, Stuart; Landsend, Erlend Christoffer Sommer; Utheim, Øygunn Aass; Utheim, Tor Paaske; Baraas, Rigmor C. (Peer reviewed; Journal article, 2023)Purpose: To characterize the association between dark-adapted rod and cone sensitivity and retinal structure in PAX6-related aniridia. Methods: Dark-adaptation curves were measured after a 5-minute exposure to bright light ... -
The level of inflammatory tear cytokines is elevated in congenital Aniridia and associated with meibomian gland dysfunction
Landsend, Erlend Christoffer Sommer; Utheim, Øygunn Aass; Pedersen, Hilde Røgeberg; Aass, Hans Christian Dalsbotten; Lagali, Neil; Dartt, Darlene Ann; Baraas, Rigmor C.; Utheim, Tor Paaske (Journal article; Peer reviewed, 2018)Purpose: To investigate the tear cytokine profile in congenital aniridia, and correlate cytokine levels with ophthalmologic findings. Methods: We examined 35 patients with aniridia and 21 healthy controls. Tear fluid ... -
TheraPearl Eye Mask and Blephasteam for the treatment of meibomian gland dysfunction: a randomized, comparative clinical trial
Olafsson, Jonatan; Lai, Xiaoran; Landsend, Erlend Christoffer Sommer; Olafsson, Snorri; Parissi, Eric; Utheim, Øygunn Aass; Ræder, Sten; Badian, Reza; Lagali, Neil Satish; Dartt, Darlene A.; Utheim, Tor Paaske (Journal article; Peer reviewed, 2021)Meibomian gland dysfunction (MGD) is the most common cause of dry eye disease (DED). In this study, we aimed to compare the effects of eyelid warming treatment using either TheraPearl Eye Mask (Bausch & Lomb Inc., New York, ...