نتایج جستجو برای: experimental cataract
تعداد نتایج: 730150 فیلتر نتایج به سال:
BACKGROUND Cataract and glaucoma are the major causes of blindness in Nepal. Bhaktapur is one of the three districts of Kathmandu valley which represents a metropolitan city with a predominantly agrarian rural periphery. This study was undertaken to determine the prevalence of visual impairment, cataract surgery and awareness of cataract and glaucoma among subjects residing in this district of ...
AIMS To assess the 5 year incidence of cataract surgery in an older population based prospective cohort. METHODS 5 Year prospective follow up of the population based Blue Mountains Eye Study (BMES) performed in 1992. The follow up study examined 2335 survivors (75.1%) of the 3654 baseline participants. Baseline and 5 year slit lamp and retroillumination lens photographs were graded for presen...
PURPOSE To compare the astigmatism, high order aberrations, and optical quality of the cornea after microincision (approximately 1.7 mm) versus small incision approximately 3.2 mm) cataract surgery at Eye Center, Zhejiang University, Hangzhou, China. METHODS This prospective, randomized clinical study included microincision cataract surgery and small incision cataract surgery performed on 60 ...
PURPOSE To examine the relationship between metabolic syndrome and its components, diabetes mellitus, high blood pressure (BP), obesity, and dyslipidemia, with age-related cataract. METHODS A population-based sample of 2794 Malay adults aged 40 to 80 years in Singapore was used for this analysis. Cataract (n = 1268) was defined as the presence of nuclear, cortical, or posterior subcapsular (P...
BACKGROUND A review of pediatric cataract cases operated between January 2003 and March 2005 in the tribal belt of central India was carried out. AIM We present the profile of cataract cases in children <or=18 years and postoperative visual status in the eyes operated upon. SETTINGS AND DESIGN This was a retrospective medical record retrieval type of cohort study in a hospital setting. MA...
Age-related cataract is the leading cause of visual loss worldwide, with developing nations carrying most of this burden. The prevalence of cataract doubles with each decade of age after 40 years, such that most people in their 80s and 90s will be affected. Although cataract removal and intraocular lens implantation effectively treats this condition and restores good vision, cataract surgery is...
purpose: to identify the profile of cataract surgery in an iranian population. methods: this population-based survey was conducted on adults aged ≥50 years and over in 2009 at varamin district. cataract surgical coverage (csc) was defined as the proportion of operable cataractous eyes (best-corrected visual acuity [bcva] < 6/18 due to cataracts) that had been operated. poor outcome was defined ...
Although worldwide data is incomplete, cataract is probably the leading cause of blindness in the world [l]. A recent review of global data on blindness suggests that of the estimated 42 million blind in the world, approx. 17 million are blind from cataract [2]. It is particularly tragic that cataract should cause such a large share of blindness because the surgical techniques for removing lent...
PURPOSE To describe the prevalence of cataract in older people in 2 areas of north and south India. DESIGN Population-based, cross-sectional study. PARTICIPANTS Randomly sampled villages were enumerated to identify people aged ≥ 60 years. Of 7518 enumerated people, 78% participated in a hospital-based ophthalmic examination. METHODS The examination included visual acuity measurement, dila...
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