PURPOSE To determine the probability of an eye with normal tension glaucoma (NTG) progressing to legal blindness under standard ophthalmic care. METHODS Patients diagnosed with NTG (n = 382) between 1985 and 2007 at Gifu University Hospital were followed for at least 5 years under standard ophthalmic care. The collected data included the best-corrected visual acuity (BCVA), intraocular pressu...

AIM To assess the distribution and causes of corneal blindness in a population in southern India. METHODS A total of 11 786 people of all ages from 94 clusters representative of the population of the Indian state of Andhra Pradesh were sampled using a stratified, random, cluster, systematic sampling strategy. These participants underwent a detailed interview and eye examination including meas...

CONFLICT OF INTEREST none declared. INTRODUCTION Authors are from reference documentation to archive at Organization of Federation of blind and visually impaired in central Serbia (Kragujevac), by retrograde analysis, of 2007-2012, comprehend two groups by etiology-clinical characteristics of congenital blindness and visually impaired, caused infection or non infection example. AIM to analy...

PURPOSE The aim of this study was to determine the prevalence and causes of bilateral and unilateral blindness in the town of Douala and its environs based on data from the ophthalmic unit of a tertiary hospital in Douala. METHODS We conducted a retrospective epidemiological survey of consultations at the eye unit of the Douala General Hospital over the last 20 years (from January 1, 1990 to ...

PURPOSE To determine the proportion of blindness and investigate the relationships between risk factors based on clinical characteristics and development of blindness in patients with primary open-angle glaucoma (POAG) treated for at least 15 years. METHODS A retrospective observational chart review was performed with 403 patients referred to a tertiary level hospital, each with a diagnosis o...

PURPOSE To determine the prevalence and causes of blindness and visual impairment (VI) in Yazd, central Iran. METHODS This population-based, cross-sectional study was performed on adults aged 40-80 years, residing in Yazd district, in 2010-2011. Eligible subjects were selected using cluster random sampling. Each participant underwent an interview and complete ophthalmologic examination. Blind...

INVESTIGATIONS made by Motokawa and Mita (1942), Adrian (1945), Gastaut (1949), Johnson (1949), Schubert and Bornschein (1952), Armington (1952), Armington, Johnson, and Riggs (1952), Bornschein (1953), Burian (1954), and Auerbach and Burian (1955), and by other investigators, have revealed that-under suitable conditions of examination-the human electroretinogram (ERG) normally consists of a ph...

PURPOSE To determine the lifetime risk and duration of blindness in patients with manifest open-angle glaucoma (OAG). DESIGN Retrospective chart review. METHODS We studied glaucoma patients who died between January 2006 and June 2010. Most glaucoma patients living in the catchment area (city of Malmö; n = 305 000) are managed at the Department of Ophthalmology at Skåne University Hospital i...

Aim: To determine the magnitude and causes of low vision and blindness in the Gurage zone, central Ethiopia. Methods: A cross sectional study using a multistage cluster sampling technique was used to identify the study subjects. Visual acuity was recorded for all adults 40 years and older. Subjects who had a visual acuity of <6/18 were examined by an ophthalmologist to determine the cause of lo...

Cortical blindness is defined as bilateral visual loss due to disruption of the pathways beyond lateral geniculate body. Visual disturbance a result cortical lesion can manifest in different ways. Anton's syndrome one manifestations blindness, which presents denial vision associated with confabulation setting obvious loss. This case illustrates challenges diagnosing emergency setting.