نتایج جستجو برای: aphakic eye
تعداد نتایج: 156983 فیلتر نتایج به سال:
COMMUNITY EYE HEALTH JOURNAL | VOLUME 30 | NUMBER 100 | 2017 The first record of cataract being surgically treated is by Susruta, who carried out the procedure in 600 BC. Cataracts were treated using a technique known as couching, in which the opaque lens is pushed into the vitreous cavity to remove it from the visual axis. Couching is still performed in some parts of Africa and the Middle East...
There are several reasons for which the correction of aphakia differs between children and adults. First, a child's eye is still growing during the first few years of life and during early childhood, the refractive elements of the eye undergo radical changes. Second, the immature visual system in young children puts them at risk of developing amblyopia if visual input is defocused or unequal be...
PURPOSE More than 3 million cataract extractions are undertaken in India annually. Almost 60% of these operations are intracapsular Cataract Extractions. The subsequent optical correction is provided by aphakic spectacles. The aim of this study is to assess visual outcome and perceived benefits of post-operative use of aphakic spectacles. METHODS One hundred and sixty-seven persons who had un...
IMPORTANCE The efficacy and safety of primary intraocular lens (IOL) implantation during early infancy is unknown. OBJECTIVE To compare the visual outcomes of patients optically corrected with contact lenses vs IOLs following unilateral cataract surgery during early infancy. DESIGN, SETTING, AND PARTICIPANTS The Infant Aphakia Treatment Study is a randomized clinical trial with 5 years of f...
The use of hydrophilic acrylates (POIYHEMA) in the composition of contact lenses was first described by Wichterle and Lim (I960). The development of a spun cast lens has taken several years. The basic technique by Wichterle has now been extended by the manufacturers, Bausch and Lomb. Whilst the low minus powers are available in more than one back curve fitting, the high minus and aphakic series...
Corneal Changes in Children after Unilateral Cataract Surgery in the Infant Aphakia Treatment Study.
PURPOSE We report endothelial cell (EC) characteristics and central corneal thickness (CCT) from the Infant Aphakia Treatment Study (IATS) patients at the 5-year examination. DESIGN Randomized, controlled trial of the treatment of unilateral cataract with aphakic contact lens (CL) versus primary intraocular lens (IOL) implant. PARTICIPANTS A total of 114 infants with unilateral cataract. ...
Background: To determine the clinical profile and causes of various types secondary glaucoma.
 Materials methods : This was a hospital-based cross-sectional study conducted in tertiary eye hospital eastern Nepal from 1st June to 30th November, 2017. Patients who met criteria for glaucoma underwent detailed ophthalmic examination.
 Results Out 7079 patients diagnosed with or suspects, ...
the purpose of this study was to compare the anatomic and visual outcome of primary vitrectomy with scleral buckling in patients with retinal detachment following cataract surgery. fifty-six consecutive patients with retinal detachment after cataract surgery were randomly assigned to two treatment groups: standard scleral buckling and standard three-port deep vitrectomy. successful treatment wa...
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