نتایج جستجو برای: post keratoplasty astigmatism

تعداد نتایج: 410643  

2017
Haruki Katahira Shigeto Kumakura Takaaki Hattori Hiroshi Goto

PURPOSE To report the adverse event of topical tosufloxacin administered after penetrating keratoplasty in one patient. CASE REPORT A 60-year-old female was referred to our hospital for treatment of vision loss due to corneal opacification, etiology was unknown. Slit lamp examination showed dense opacification in corneal stroma. Penetrating keratoplasty was performed on her left eye. She was ...

2011
A. JOHN KANELLOPOULOS

AUGUST 2011 CATARACT & REFRACTIVE SURGERY TODAY 31 P rogressive, asymmetrical corneal steepening associated with an increase in myopic and astigmatic refractive errors, combined with midperipheral and/or peripheral corneal thinning, represents a constellation of findings in ectatic corneal disorders (eg, keratoconus and pellucid marginal degeneration). These entitites are associated with asymme...

Journal: :Australian and New Zealand Journal of Ophthalmology 1988

2017
Neeti Gupta Prerna Upadhyay

PURPOSE This study was carried out to see the results of glycerol-preserved cornea (GPC) in emergency situation when fresh corneal tissue was not available. The aim was to study the outcome of corneal transplantation using GPC. METHODS This was a retrospective study. The medical records of all the patients were reviewed, who underwent keratoplasty using "GPC" during the period from October 20...

2007
Michael Duplessie

lar keratoplasty is not new. Mühlbauer was the first to describe a technique for anterior lamellar keratoplasty (ALK) in 1840.1 Penetrating keratoplasty (PKP) has long been the standard treatment for severe corneal pathology. Lamellar surgery has endured significant technical challenges since its inception. The posterior corneal surface is invisible through an operating microscope, due to the s...

2017
Berthold Seitz Achim Langenbucher Tobias Hager Edgar Janunts Moatasem El-Husseiny Nora Szentmáry

BACKGROUND In case of keratoconus, rigid gas-permeable contact lenses as the correction method of first choice allow for a good visual acuity for quite some time. In a severe stage of the disease with major cone-shaped protrusion of the cornea, even specially designed keratoconus contact lenses are no more tolerated. In case of existing contraindications for intrastromal ring segments, corneal ...

2015
Hao Liu Yihui Chen Peng Wang Bing Li Weifang Wang Yan Su Minjie Sheng

PURPOSE To evaluate difference in therapeutic outcomes between deep anterior lamellar keratoplasty (DALK) and penetrating keratoplasty (PKP) for the clinical treatment of keratoconus. METHODS A comprehensive search was conducted in Pubmed, EMBASE, Cochrane Library, and Web of science. Eligible studies should include at least one of the following factors: best corrected visual acuity (BCVA), p...

Journal: :Nepalese journal of ophthalmology : a biannual peer-reviewed academic journal of the Nepal Ophthalmic Society : NEPJOPH 2012
J B Ale J Power K Zohs F Cunningham

PURPOSE To evaluate the refractive and visual outcome of toric IOL implantation for correction of pre-existing corneal astigmatism following cataract surgery. MATERIALS AND METHODS In this retrospective study, 56 eyes of 30 patients who underwent implantation of toric IOL following regular phacoemulsification were divided into two groups based on the types of toric IOL implanted: group 1 pati...

ذبیحی یگانه, حمیدرضا,

          This study was performed to evaluate the efficacy of anterior keratoplasty    with microkeratome in the improvement of visual acuity (V.A) in superficial    corneal disorders in patients admitted to Labbfi Nezhad hospital and Tehran    Bassir Clinic .         &nbs...

2006
Van B. Nakagawara Kathryn J. Wood Ron W. Montgomery

Since the early 1980s, civil airmen have been allowed to correct refractive error (i.e., myopia, hyperopia, astigmatism) with corrective surgery. Prior Federal Aviation Administration research studies have shown that the number of civil airmen with refractive surgery continues to increase. A study that reviewed refractive surgery use in civil airmen for the years 1994-96, reported that the larg...

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