Key Points Question Does a single 24-hour curve with a contact lens sensor that measures intraocular pressure–related patterns correlate with the rates of visual field progression in patients with treated glaucoma? Findings In a cohort study including 445 patients (445 eyes) with...
L’ultimo studio scientifico pubblicato: Highlights •Summer sun exposure for one season at 43° latitude leads to microstructural changes affecting the ocular surface. •Although clinically undetectable those changes are possibly with cumulative nature. •Ocular surface protection from UV damage has a …
Purpose In this work, we investigated the pupillary conditions during straylight measurement, and the potential effect this might have on the measured straylight. Methods Five young (26–29-years-old) and 15 older (50–68-years-old) individuals participated in this study. First, the pupil diameter...
Purpose: To evaluate the validity and reliability of a novel handheld osmolarity system (I-PEN Osmolarity System; I-MED Pharma Inc, Dollard-des-Ormeaux, Quebec, Canada) for measurement of the osmolarity of a National Institute of Standards and Technology (NIST) traceable solution at a variety...
SIGNIFICANCE This study suggests that it is possible for some patients with severe red–green color vision deficiency to do perfectly on the Farnsworth D15 test after practicing it. PURPOSE The Farnsworth D15 is a commonly used test to qualify people for certain...
Abstract Background Computer users frequently complain about problems with seeing and functioning of the eyes. Asthenopia is a term generally used to describe symptoms related to (prolonged) use of the eyes like ocular fatigue, headache, pain or aching around the...
Abstract Background/aims The frequent lack of association between dry eye (DE) symptoms and signs leads to challenges in diagnosing and assessing the disease. Methods Participants underwent ocular surface examinations to evaluate signs of disease and completed questionnaires to assess ocular symptoms, psychological...
Abstract Background Within a surveillance of the prevalence and causes of vision impairment in high-income regions and Central/Eastern Europe, we update figures through 2015 and forecast expected values in 2020. Methods Based on a systematic review of medical literature, prevalence of blindness,...
Abstract Purpose There have been several studies investigating static, baseline pupil diameter in visually-normal individuals across refractive error. However, none have assessed the dynamic pupillary light reflex (PLR). In the present study, both static and dynamic pupillary parameters of the...
The purpose of this scoping review was to present the state of research regarding optometric infection control guidelines for the assessment of patients with methicillin‐resistant Staphylococcus aureus (MRSA) and to identify any areas requiring further research. Twelve articles were carefully chosen for...
Purpose: To compare the central corneal epithelial thickness (CET), stromal thickness (CST), and total thickness (CCT) in males with and without primary open-angle glaucoma and to determine the factors associated with corneal thickness. Methods: A case–control study was conducted to evaluate 116 male patients at...
Abstract Purpose To evaluate the efficacy of the BinoVision home system as measured by improvement of visual acuity in the patient’s amblyopic eye. Methods An open-label prospective pilot-trial of the system was conducted with amblyopic children aged 4-8 years at...
Achromatopsia is a complex inherited retinal disease that affects the cone cell function. It is usually an autosomal-recessive disease and is characterized by pendular nystagmus, poor visual acuity, lack of color vision, and marked photophobia. CNGA3, CNGB3, GNAT2, PDE6C, PDE6H,...
Abstract Background Although the benefits of vision screening seem intuitive, the value of such programmes in junior and senior schools has been questioned. In addition there exists a lack of clarity regarding the optimum age for screening and frequency at...
tradotto e adattato da Sorgente: Review of Literature on Measurements of Non-invasive Break Up Times, Lipid Morphology and Tear Meniscal Height Using Commercially Available Hand-held Instruments Punti chiave:· l’utilizzo di strumenti semplici e non invasivi per l’analisi del film lacrimale …
Abstract Background Refrigerated eye-drops have been advocated in cases of ocular allergies to provide a soothing effect upon instillation. This notion continues to be promoted by practitioners for artificial tears (AT) in the management of dry eye (DE) with little...
Objectives: To investigate the interexaminer reliability of meibography evaluation and the impact of eyelid selection for the procedure. Methods: Meibography images of 30 subjects’ right eye, including both lids, were evaluated by three clinicians. Meibomian gland (MG) dropout was noted with respect...
Amblyopia is a common cause of reduced vision in children. The clinical diagnosis is complicated and requires consideration of the severity of vision loss relative to the characteristics of the disrupting amblyogenic factor. Added to the challenge of a thorough...
Abstract Background Despite evidence that amblyopia can often be treated by optical treatment alone, many practitioners still do not use an optical-correction-only phase in amblyopia treatment and some investigators omit this important step in their research. This paper aims to...
Key Points Question How do tear film stability measurements obtained with an automated noninvasive keratograph corneal topographer compare with the conventional fluorescein method? Findings In an investigator-masked randomized crossover trial of 74 participants, fluorescein breakup time measurements were shorter and more narrowly...
Punti Chiave : Sono state osservate e misurate le differenze di qualità ottica e di aberrazioni oculari di alto ordine in soggetti con disfunzioni delle ghiandole di Meibomio, nello stesso campione di soggetti a cui sono state somministrate lacrime artificiali...
Punti Chiave : è stata osservata la carica batterica presente sulle lampada a fessura e sui bordi delle lenti di prova è necessaria igienizzazione degli strumenti e delle lenti di prova Purpose The aim of the study was to evaluate...
Abstract Purpose: To explore differences in driving performance of older adults with age-related macular degeneration (AMD) and age-matched controls, and to identify the visual determinants of driving performance in this population. Methods: Participants included 33 older drivers with AMD (mean age [M]...
Abstract Background This study sought to determine normative static and dynamic pupillometry data in different age groups in a healthy population, and to investigate the effects of age on pupillometric characteristics. Methods Pupillometry measurements were undertaken on 155 healthy participants...
Abstract Purpose To evaluate factors associated with attendance to follow-up ophthalmic care, and to assess the impact of strategies to improve follow-up. Design Cross-sectional study. Methods This is an ongoing study to develop an eye screening paradigm, focusing on African...
Abstract Purpose To summarize the role of anterior segment imaging (AS-imaging) in angle closure diagnosis and management, and the possible advantages over the current standard of gonioscopy. Design Literature review and perspective. Methods Review of the pertinent publications with interpretation...
Highlights •An inaccurate summary of evaporation rates was previously reported. •Updated tables of evaporation rates for studies between 1941 and 2016 were created. •The tables contain evaporation rates for normal and dry eyes. •Most values were converted to one unit...
tradotto e adattatto da Evolution of optic nerve photography for glaucoma screening: a review Punti Chiave:– L’osservazione del nervo ottico è una delle tecniche più diffuse nella valutazione del glaucoma.– Le nuove tecnologie hanno reso l’acquisizione delle immagini del nervo ottico più semplice, …
Purpose: To evaluate the measurement of anisocoria in a group of ocular healthy subjects using a standardized protocol in scotopic, mesopic, and photopic lighting conditions, and determine the optimal threshold of difference in pupil diameter in determining physiologic anisocoria. Methods: Right and...
Abstract Achromatopsia is a complex inherited retinal disease that affects the cone cell function. It is usually an autosomal-recessive disease and is characterized by pendular nystagmus, poor visual acuity, lack of color vision, and marked photophobia. CNGA3, CNGB3, GNAT2, PDE6C,...
Abstract Purpose Much knowledge has been collected over the past 20 years about light scattering in the eye- in particular in the eye lens- and its visual effect, called straylight. It is the purpose of this review to discuss how these...
ABSTRACTSIGNIFICANCEIn eyes with mild Fuchs’ endothelial corneal dystrophy without significant corneal edema, objective scattering index has the strongest influence on distance visual acuity, followed by the anterior corneal densitometry. Our findings suggest that distance visual acuity deteriorates in eyes with...
Abstract Purpose To evaluate impact of age-related macular degeneration (AMD) on short out-loud and sustained-silent reading speeds, and reading comprehension. Design Prospective, cross-sectional Methods: Setting Wilmer Eye Institute Population Literate, native-English speakers with and without AMD. AMD participants had better-eye...
Tradotto e adattato da Role of anterior segment optical coherence tomography in angle closure disease: a review Punti Chiave: la tomografia a coerenza ottica del segmento anteriore (AS- OCT) permette una valutazione affidabile dell’angolo irido-corneale nelle patologie da angolo stretto è un metodo oggettivo …
Abstract Background There is currently insufficient evidence to recommend vision screening for children < 36 months of age. This study assessed the effect of comprehensive vision screening, as well as the sensitivity of age-appropriate vision tests, at two years of age...
Purpose A realistic description of visual symptoms associated with dry age-related macular degeneration (AMD) is important for raising awareness of the condition and educating patients. This study aimed to develop a set of descriptors for dry AMD and examine the...
In Alice’s Adventures in Wonderland the White Rabbit asks “Where shall I begin…?” “Begin at the beginning,” the King said…” and go on till you come to the end…” [1] My beginning to understand dry eye disease (DED) began in...
Abstract: Segmenting the optic disc (OD) is an important and essential step in creating a frame of reference for diagnosing optic nerve head pathologies such as glaucoma. Therefore, a reliable OD segmentation technique is necessary for automatic screening of optic nerve...
ABSTRACT Importance Improved vision self-monitoring tools are required for people at risk of neovascular complications from age related macular degeneration (AMD). Background To report the self-monitoring habits of participants with intermediate AMD using the Amsler grid chart, and the use...
Key Points Question When applying deep learning methods to the automated assessment of fundus images, what is the accuracy for detecting age-related macular degeneration? Finding This study found that the deep convolutional neural network method ranged in accuracy (SD) between 88.4% (0.7%)...
Tradotto e adattato da Tests for detecting strabismus in children aged 1 to 6 years in the community Punti Chiave: Lo studio è finalizzato a valutare l’accuratezza dei test per lo screening dello strabismo nella popolazione generale, condotto da professionisti non-esperti, …
Abstract: Meibomian glands secrete lipids (meibum) that form the surface lipid layer of the tear film and thereby prevent excessive evaporation of tear fluid. Meibomian gland dysfunction is a major cause of evaporative dry eye, which is more prevalent than aqueous-deficient...
To provide a set of surveillance guidelines for children at risk for development of retinoblastoma. Sorgente: Screening Children at Risk for Retinoblastoma...
Abstract Purpose Pigmented ocular lesions are commonly encountered by eye-care professionals, and range from benign to sight or life-threatening. After identifying a lesion, the primary care professional must establish the likely diagnosis and decide either to reassure, to monitor or...
Tradotto e adattato da : Randomized Trial of Desktop Humidifier for Dry Eye Relief in Computer Users. Punti chiave: · l’umidità dell’ambiente può avere un effetto significativo sui sintomi e segni dell’occhio secco · anche con un modesto aumento dell’umidità relativa, …
SIGNIFICANCE: The progressive accumulation of the calcification may deteriorate corneal transparency, especially in the interpalpebral area, and subsequent visual performance for patients with band keratopathy. However, the detailed quantitative analysis of light scattering or higher-order aberrations on visual performance for...
To investigate the efficacy of the Amsler grid test in detecting central visual field (VF) defects in glaucoma. Sorgente: Efficacy of the Amsler Grid Test in Evaluating Glaucomatous Central Visual Field Defects...
To derive macular thickness measures and their associations by performing rapid, automated segmentation of spectral-domain optical coherence tomography (SD OCT) images collected and stored as part of the UK Biobank (UKBB) study. Sorgente: Spectral-Domain Optical Coherence Tomography Imaging in 67...
To investigate the prevalence, awareness, and risk factors for primary open-angle glaucoma (POAG) in the Korean population. Sorgente: Prevalence, Awareness, and Risk Factors of Primary Open-Angle Glaucoma...
Purpose: To evaluate the effect of moisture chamber spectacles (MCS) on tear functions in dry eye subjects. Methods: In this short-term study, 30 subjects with dry eye were recruited and randomly divided into two groups. Fifteen subjects (MCS group) were...
Abstract Evidence-based practice (EBP) in management is still in its infancy. Several studies suggest that managers in businesses and other organizations do not consult the scientific evidence when making decisions. To facilitate its uptake, we need to better understand practitioner...
Paul Varner J Optom. 2014;07:57-61. Abstract – Full text – PDF Sorgente: How frequently should asymptomatic patients be dilated?...
To compare refractive data and testability of Spot (PediaVision) and Plusoptix A09 (Plusoptix, Inc) photoscreeners and to compare each device with traditional cycloplegic retinoscopy. Sorgente: Photoscreeners in the Pediatric Eye Office: Compared Testability and Refractions on High-Risk Children...
Purpose: To study the diagnostic accuracy and effectiveness in children of a new autorefractor with eye-tracking capability.Methods: Children aged 3-17 years were tested with a Marco Nidek ARK-560A autorefractor before and after cycloplegia. Sorgente: The effectiveness of an autorefractor with...
To estimate the rate and geographic variation of cataract surgery that is managed jointly by ophthalmologists and optometrists in aging Americans. Sorgente: Joint Management of Cataract Surgery by Ophthalmologists and Optometrists...
To expand the normative database of pediatric eyes analyzed with the Optovue optical coherence tomography (OCT). Sorgente: Optic nerve morphology in normal children...
Purpose: To evaluate the most important signs of dry eye, such as osmolarity, inflammation, and diadenosine tetraphosphate (Ap4A) concentration before and after wearing scleral lenses for 8 h in keratoconus patients. Methods: A pilot, experimental, short-term study involved 26 keratoconus...
Abstract Purpose Acanthamoeba keratitis is a severe, often sight threatening, corneal infection which in Western countries is predominantly seen in daily wear of contact lenses. This review aims to summarise the pathobiology and epidemiology of contact lens-related Acanthamoeba keratitis, and...
To compare area densitometry analysis using rotating Scheimpflug photography in quantifications of posterior capsule opacification (PCO) and surface light scattering with previous anterior-segment analyzer measurement. Sorgente: Area densitometry using rotating Scheimpflug photography for posterior capsule opacification and surface light scattering...
We report the results of a new amblyopia treatment device used in 7 children with anisometropic amblyopia. The Occlu-pad was created by removing the polarizing film layer from the liquid crystal display screen of an iPad Air (Apple Inc, Cupertino,...
Background To compare the agreement and diagnostic accuracy of vision screening conducted by trained community eye-health workers (CEHWs) and teachers with reference to vision technicians in Movva Mandal (sub-district) in Krishna District in the Indian state of Andhra Pradesh. Sorgente:...
Le cause di problemi visivi Secondi le recenti stime mondiali (1), le principali cause di problemi visivi moderati o gravi sono: difetti visivi non corretti, 53% cataratta, 25% degenerazione maculare senile 4% glaucoma, 2% retinopatia diabetica 1%. sorgente : http://www.who.int/mediacentre/factsheets/fs282/en/ …
Ageing is a biological process that lead to a decline of biological functions and remains as the major risk factor for most of the prevalent diseases of developed countries [1]. In fact, the global population of older people is projected...
No abstract available Sorgente: Development of a Comprehensive Evaluation System for Anterior Segment Structure and Function....
This study examines the most frequent outcomes used in trials and Cochrane reviews of prevalent eye diseases and the overlap between outcomes in the reviews and the trials included in the reviews. Sorgente: Clinical Trial Outcomes and Systematic Review Outcomes...
http://journals.lww.com/claojournal/Pages/articleviewer.aspxyear=9000&issue=00000&article=99378&type=Abstract Objective: To identify modifiable risk factors contributing to Acanthamoeba keratitis (AK) infection. Methods: A case-control investigation was conducted. Case patients were soft contact lens wearers with laboratory-confirmed AK. Control were soft contact lens wearers >=12 years of age, with …
http://www.platform-optic.it/wp-content/uploads/2016/12/Professional_screening-per-anomalie-maculari-tramite-il-test-di-amsler-rivisitato-in-formato-digitale_Platform_Optic_novembre_2016.pdf
L’AV è spesso sottovalutata o quantomeno valutata con criteri poco scientifi ci. Ciò è inevitabile nella pratica clinica quotidiana laddove l’acutezza visiva è solamente determinata in relazione all’ametropia presente, prima e dopo la refrazione soggettiva; è un contesto nel quale …
Lo scopo di questo studio è determinare l’intervallo di normalità per un campione omogeneo di popolazione di età compresa tra i 19 e i 34 anni. Autore: Federica Zappacosta Scarica articolo completo
