background: closantel is a veterinary drug used as anthelmintic for ruminants while it is contraindicated for humans. this report describes a rare case of blindness, increased liver enzymes and coagulopathy following closantel poisoning. case report: a 5-year-old girl was presented with acute blindness following closantel poisoning. she was given mistakenly a dose of 500 mg/day (25mg/kg/day) fo...

AIM To describe the prevalence and demographic characteristics of corneal blindness in an urban and rural region of Ningxia, located in the northwest part of China. METHODS A stratified, randomized sampling procedure was employed in the study, including urban and rural area of all age group. Visual acuity, anterior segment and ocular fundus were checked. Related factor of corneal disease, inc...

PURPOSE To assess the prognosis of different types of glaucoma in relation to unilateral and bilateral blindness at a University Hospital. METHODS Charts of glaucomatous patients which presented complete data of clinical history, visual acuity, visual field, fundus examination and diagnosis were retrospectively analyzed. The patients were classified as: not blind, legally blind (best correcte...

PURPOSE The majority of blindness in Sub-Saharan Africa is treatable. This hospital-based study was undertaken in order to investigate the etiology of blindness at Nkhoma Eye Hospital, Malawi. METHODS One ophthalmologist examined 2082 consecutive new patients who presented to the outpatient department at Nkhoma Eye Hospital, Malawi in 2006. Data recorded included age, sex, visual acuity and d...

BACKGROUND/AIM Blindness in the developed countries affects 3.5 million people. This study was conducted on the causes of blindness in the Republic of Ireland based on the register of the National Council for the Blind of Ireland. The aim was to determine the prevalence of potentially avoidable blindness and to identify its causes. METHOD Criteria for registration as blind are in Ireland: bes...

A house-to-house survey of blindness in an Indian rural community covering a population of 20 134 in 12 villages revealed a prevalence rate of 35 blind and 144 partially blind persons per 10 000 population. Blindness was significantly associated with the age, sex, marital status, occupation, and socioeconomic status of the respondents. Caratact, glaucoma, smallpox and trachoma were the main cau...

PURPOSE To determine the current prevalence and causes of blindness in the Indian state of Andhra Pradesh to assess if blindness has decreased since the last survey of 1986-1989. METHODS A population-based epidemiology study, using a stratified, random, cluster, systematic sampling strategy, was conducted in the state of Andhra Pradesh in India. Participants of all ages (n = 10,293), 87.3% of...

Large changes that occur in clear view of an observer can become difficult to notice if made during an eye movement, blink, or other such disturbance. This change blindness is consistent with the proposal that focused visual attention is necessary to see change, with a change becoming difficult to notice whenever conditions prevent attention from being automatically drawn to it. It is shown her...

The unprecedented partnership for onchocerciasis control that followed Merck's decision to donate Mectizan has inspired the formation of a global initiative for the elimination of all avoidable blindness by the year 2020. 'Vision 2020, the Right to Sight', jointly co-ordinated by the World Health Organization's Programme for the Prevention of Blindness and Deafness and the International Agency ...