نتایج جستجو برای: cataract

تعداد نتایج: 18176  

2017
Kimie Miyata Tadanobu Yoshikawa Masashi Mine Tomo Nishi Nozomi Okamoto Tetsuo Ueda Ryo Kawasaki Norio Kurumatani Nahoko Ogata

The aim of this study was to determine the presence of prior cataract surgery and best-corrected visual acuity (BCVA) in an elderly Japanese cohort. The Fujiwara-kyo Eye Study was a prospective, population-based, cross-sectional epidemiological study. The subjects were ≥68 years who lived in the Nara Prefecture and responded to recruitment notices. All of the subjects underwent comprehensive op...

2011

The most common form of cataract is the “Senile Cataract” occurring in the aged population, which has great socio-medical prevalence for many third world countries, where annually 2-3 million people become blind due to cataract. The cause and phenomenon of cataract development may be same but the changes related with γglutamyl transpeptidase (GTP) activity depends on age and types of cataract. ...

2016
Maciej Gawęcki Andrzej Grzybowski

The authors present systematic review of aetiology and treatment of diplopia related to cataract surgery. The problem is set in the modern perspective of changing cataract surgery. Actual incidence is discussed as well as various modalities of therapeutic options. The authors provide the guidance for the contemporary cataract surgeon, when to expect potential problem in ocular motility after ca...

Journal: :Community eye health 1998
H Limburg A Foster

AIM To describe Cataract Surgical Coverage (CSC) as an indicator to measure the impact of cataract intervention programmes. METHODS AND MATERIALS Cataract Surgical Coverage, both for 'eyes' as well as 'persons', was calculated from community based surveys conducted in 19 rural districts in the south-west and one urban district in the north-west of India. RESULTS Cataract Surgical Coverage (...

Journal: :Journal of cataract and refractive surgery 2012
Mats Lundström Peter Barry Ype Henry Paul Rosen Ulf Stenevi

In March 2008, the European Registry of Quality Outcomes for Cataract and Refractive Surgery (EUREQUO) commenced. This 3-year project was cofunded by the European Union (EU) and the European Society of Cataract & Refractive Surgeons (ESCRS). The ESCRS became the lead partner in the project with 11 national societies as associated partners. The aims of the project were to improve treatment and s...

2016
Jing Yang Sheng Zhou Minfei Guo Yuting Li Jianjun Gu

BACKGROUND The purpose of this study was to investigate the different expressions of αA-crystallin and αB-crystallin in human lens epithelium of age-related and congenital cataracts. METHODS The central part of the human anterior lens capsule approximately 5 mm in diameter together with the adhering epithelial cells, were harvested and processed within 6 hours after cataract surgery from age-...

Journal: : 2022

Traumatic eyeball damages is a topical issue in present-day ophthalmology as they constitute one of the main causes vision loss people working age. Purpose: to assess feasibilty, effectiveness and safety one-time early-stage microinvasive optical reconstructive surgery patient with traumatic damage consequences: swelling cataract, lens ligamentous apparatus defect, iridodialysis, mydriasis. Mat...

2015
Jicun Wang-Michelitsch Thomas M. Michelitsch

In lens cataract, the clouding change in the lens leads to a decline of transparency of a part of the lens. There are three types of senile cataract: cortical cataract, nuclear cataract, and posterior/anterior sub-capsular cataract. The cataract that develops in most old people is cortical cataract. The clouding change in senile cortical cataract begins from the edge of the lens and develops pr...

Journal: :The British journal of ophthalmology 2003
P K Nirmalan A Padmavathi R D Thulasiraj

AIM To determine sex inequalities in cataract blindness and surgical services in south India. METHODS Details of lens status and cataract surgery were recorded for subjects aged 50 years and older identified through cluster sampling as part of population based cross sectional assessments of cataract blindness and surgical outcomes in three districts of south India. RESULTS Females were less...

Journal: :IEEE Access 2021

Cataract is one of the most common eye disorders that causes vision distortion. Accurate and timely detection cataracts best way to control risk avoid blindness. Recently, artificial intelligence-based cataract systems have been received research attention. In this paper, a novel deep neural network, namely CataractNet, proposed for automatic in fundus images. The loss activation functions are ...

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