ERRORES REFRACTIVOS PDF

These are the sources and citations used to research Errores Refractivos. This bibliography was generated on Cite This For Me on Sunday. Esta borrosidad se denomina ‘error de refracción’ y es causada por una cada uno de lo diferentes errores refractivos y el efecto de un cristal (gafa) para su. “Hasta ahora, los errores refractivos que son comunes después de la cirugía de catarata sólo se podían corregir con anteojos, lentes de.

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Four common refractive errors are Myopia, or nearsightedness – clear vision close up but blurry in the distance Hyperopia, or farsightedness – clear vision in the distance but blurry close up Presbyopia – inability to focus close up as a result of aging Astigmatism – focus problems caused by the cornea The most common symptom is blurred vision. It can restrict progress in education, limit career opportunity and restrict access to information. Poor vision and an inability to read material on the chalkboard due to refractive error can profoundly affect a child’s participation and learning in the classroom.

A total of children between 5 and 16 years of age were examined in the four schools that were included in the study.

American Association for Pediatric Ophthalmology and Strabismus

The prevalence of refractive error was especially different between males in private school and males in government schools. However, our finding was comparable to other school based reports, e. Results Out of students, refractive error was present in 8. Our study was conducted in school children while the Pokhrel report was population based.

In our study, pseudophakia and aphakia were noted in 0. In the Pokhrel report, unaided, presenting, and best corrected visual acuity worse than 0. In the same report, the prevalence of refractive error was reported 4. All the schools were sent written information detailing the purpose of the eye examination, and permission was sought. Because, age group of the students enrolled in the study had typical school attendance pattern. The most common symptom is blurred vision.

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Risk Factors for Astigmatism in Preschool Children. Articles from Journal of Optometry are provided here courtesy of Elsevier. Ocular morbidity in schoolchildren in Kathmandu.

ERRORES REFRACTIVOS by ALEJANDRO VENEGAS on Prezi

Other symptoms may include double vision, haziness, glare or halos around bright lights, squinting, headaches, or eye strain. Nigerian Journal of Surgery23 2p. The prevalence of refractive error was found higher in our study compared to Pokhrel report 5 although both errodes were conducted in Jhapa district.

Description of prevalence of refractive error was also different in our study from Pokhrel report. Magnitude and distribution of refractive error in school children The magnitude of refractive error is given in Table 4.

So it is essential to understand the pattern of refractive error in school children to plan effective programs to deal with the problem. If this number of amblyopia is considered out of children having refractive error, it would be an intense problem Jhapa is the home to about 99 ethnic people.

Ocular edrores in our study Kishor Rijal, Ophthalmic Assistant, for helping during eye examination and data collection. BMC Ophthalmology14 1.

Published online Jun Abstract Purpose To evaluate the pattern of refractive errors among school children in Errodes, Nepal. Refractive Errors Also called: Diagnosis and treatment of refractive errors in the pediatric population. Table 4 Magnitude of refractive error. In Pokhrel report, the prevalence of uncorrectable cause of vision impairment was reported in 0. Mike Hollenback for helping us edit the article.

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Laser eye surgery may also be ertores possibility. Out of 35 students 1. Prevalence of refractive errors in pre-school and school children of Debark and Kola Diba towns.

Open in a separate window. A complete eye examination was carried out in all children including slit lamp examination, fundus examination, retinoscopy and subjective refraction. See, Play and Learn Images.

Prevention and Risk Factors.

Refractive error among school children in Jhapa, Nepal

They were advised to visit us in the hospital for further clarification. Revista Cubana de Medicina, Your Bibliography: Refractive error in private school children was observed in But, our study was limited to only few schools and sample coverage was poor. Current Opinion in Ophthalmology18 5pp. Out of students, refractive refradtivos was present in 8. Bull World Health Organ.

Mechi eye hospital is the only eye hospital that has been providing comprehensive eye care and screening services in the Jhapa district of Nepal since Finding of the prevalence of refractive error is the major cause of visual disability in school children in Jhapa. Distribution of students is rerractivos in Table 1. Though programme has to be focused on all type of refractive errors, more provision is required to reduce or eliminate visual impairment due to myopia in elder students.

Refractive error is one of the avoidable causes of blindness and low vision. A Population Based Study.

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