Results 51 to 60 of about 8,088 (201)

Análise vetorial do astigmatismo segundo os métodos de Alpins e Thibos: uma revisão sistemática

open access: yes, 2017
Aim: Although much has been published on vector-based analysis of astigmatism, the reason why vectors precisely describe astigmatism features, or even changes in its characteristics, has been discussed only on a few articles.
G. O. Freitas   +2 more
semanticscholar   +1 more source

Induced astigmatism in extracapsular cataract extraction: long-term follow-up [PDF]

open access: yes, 2004
PURPOSE: To study the long-term behavior of induced astigmatism in a series of patients who underwent extracapsular extraction in which a superoposterior limbal incision sutured with interrupted 10-0 mononylon sutures was performed.
Ghiaroni, Almir   +1 more
core   +7 more sources

Análise das alterações oculares em pacientes portadores de Sindrome de Down. [PDF]

open access: yes, 2005
Trabalho de Conclusão de Curso - Universidade Federal de Santa Catarina. Curso de Medicina.
Queiroz, Andrei Alves de.
core  

Variación del estado Refractivo y Agudeza Visual, en pacientes sometidos a Cirugía de Cataratas por las técnicas de Facoemulsificación y Extracción Extracapsular con implante de lentre Intraocular Esféricas, atendidos en la Clínica Ojo Sano de la Ciudad de Managua, de Enero del 2015 a Junio del 2016 [PDF]

open access: yes, 2017
Se realizó un estudio cohorte histórica en la clínica Ojo Sano de la ciudad de Managua en el periodo de Enero del 2015 a Junio del 2016, con el objetivo de demostrar la variación en el estado refractivo y la agudeza visual en los pacientes sometidos a ...
Cisneros Ruíz, Fernando Francisco   +1 more
core  

Prevention and treatment of the refractive amblyopia in pediatric keratoconus

open access: yesRevista Habanera de Ciencias Médicas, 2023
Introduction: The diagnosis and management of pediatric keratoconus, establishes a challenge because of the subclinics presentations in initial periods and the specialized ophthalmological attention need to avoid complications as the refractive amblyopia.
Karyna Castro Cárdenas   +6 more
doaj  

Refractive changes following surgery for correction of esotropia [PDF]

open access: yes, 2001
Purpose: To evaluate changes in refraction and corneal curvature following surgery for correction of acquired esotropia. Methods: 42 eyes of 21 patients with acquired moderate angle esotropia without any other form of strabismus were prospectively ...
Gomes, José Álvaro Pereira   +2 more
core   +4 more sources

Concordancia entre los valores de astigmatismo obtenidos con la ley de Javal y la refracción subjetiva.

open access: yes, 2016
Objetivo: estimar el grado de concordancia entre los valores de astigmatismo obtenidos con las leyes de Javal y la refraccion subjetiva en la poblacion estudiantil de Pereira, en 2012.
Héctor Aníbal Sánchez Montaña   +2 more
semanticscholar   +1 more source

Comportamiento de la cirugía refractiva con excimer laser en miopía y astigmatismo miópico

open access: yes, 2016
Los defectos de refraccion pueden ser corregidos mediante lentes oftalmicos, lentes de contacto y cirugia refractiva (1). La cirugia refractiva abarca un conjunto de procedimientos quirurgicos, los cuales modifican la anatomia del ojo para lograr la ...
D. V. R. Rodríguez
semanticscholar   +1 more source

Correção de astigmatismo misto de alta magnitude com excimer laser em dois tempos cirúrgicos

open access: yesRevista Brasileira de Oftalmologia, 2015
O alto astigmatismo representa um desafio para o cirurgião refrativo devido à limitação da tecnologia atualmente disponível. A correção com excimer laser deve ser considerada uma opção no arsenal terapêutico disponível.
Romero Henrique Carvalho Bertrand   +2 more
doaj   +1 more source

Prevalencia de problemas refractivos en los estudiantes de la Escuela Carmen Amelia Hidalgo, Cumbayá, basado en el contexto de las escuelas promotoras de la salud [PDF]

open access: yes, 2014
According to the World Health Organization in the world are nearly 153 million visually impaired people, of which more than 15 million live in Latin America. (WHO, 2008) This high rate of eye diseases is due to several factors.
Castillo Muñoz, María Esther
core  

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