purpose: to determine the long-term visual outcomes and complications of penetrating keratoplasty (pk) performed for keratoconus. methods: hospital records of patients with keratoconus who underwent pk at the ophthalmology center of shaheed sadoughi, yazd, iran, during 1992-2003 were reviewed. we studied records of 84 pk procedures in 72 keratoconus patients. data including best corrected visua...

INTRODUCTION It is generally believed that people affected by papilledema will not have progressive damage to their eyesight if they receive adequate medical care to treat the underlying cause of the papilledema. We present a case that appears to contradict this widely accepted belief. CASE PRESENTATION A 53-year-old Japanese man with tinnitus visited our hospital. His initial best-corrected ...

purpose: to report a case of idiopathic retinal vasculitis, aneurysm, and retinitis [irvan] with angiographic and optical coherence tomography (oct) findings. case report: a 15-year-old girl with a 2 -month history of decreased visual acuity in both eyes and best corrected visual acuity of 20/70 in both eyes was referred to the retina clinic. mild inflammation was present in anterior chamber an...

purpose: to determine the effect of retained donor descemet membranes (dms) on visual outcomes following deep anterior lamellar keratoplasty (dalk). methods: in this retrospective comparative study, keratoconic eyes undergoing dalk using the big-bubble technique were enrolled. a bared dm was achieved in all cases. a donor cornea without (group 1; 48 eyes) or with (group 2; 22 eyes) dm was sutur...

OBJECTIVE To compare the anatomical and visual outcomes of primary idiopathic macular hole surgery using indocyanine green-assisted internal limiting membrane peeling versus no internal limiting membrane peeling. DESIGN Prospective randomised controlled clinical trial. SETTING University teaching hospital, Hong Kong. PATIENTS Fifty-one eyes of 49 Chinese patients with primary idiopathic m...

Purpose: We evaluated the utility of peripheral vitrectomy featuring scleral indentation; we compared a group who underwent to control for whom was combined with fixation intraocular lenses (IOLs) in patients exhibiting IOL dislocations.Methods: From January 2018 December 2020, 20 eyes evidencing dislocations that total vitrectomy, removal, and were evaluated; indentation performed 10 patients....

BACKGROUND The existing definitions of visual impairment in the International Statistical Classification of Diseases are based on recommendations made over 30 years ago. New data and knowledge related to visual impairment that have accumulated over this period suggest that these definitions need to be revised. DISCUSSION Three major issues need to be addressed in the revision of these definit...

purpose: to report clinical outcomes of crystalline lens extraction and iris claw artisan intraocular lens (iol) implantation in patients with lens subluxation secondary to marfan syndrome.  methods: this retrospective study enrolled 14 eyes of 12 marfan patients with lens subluxation who underwent crystalline lens removal and artisan iol implantation. pre- and post-operative data, including pa...

PURPOSE To estimate the impact of visual impairment in older Australians on the use of community support services. METHODS In the Blue Mountains Eye Study, 3654 people aged 49 or older were examined- 82.4% of eligible residents in an area west of Sydney, Australia. Presenting and best-corrected visual acuities were measured using a LogMAR chart. Subjects were categorized as having visual impa...