You searched for "visual"

1779 results found

Implantation of diffractive trifocal intraocular lens

This study reports on 60 eyes of 120 patients who underwent routine cataract surgery followed by implantation of the trifocal IOL model Lisa tri-839MP. This is a diffractive trifocal preloaded IOL with no interruption at the haptic-optic junction, 360 degrees...

Corneal tattooing as treatment for bullous keratopathy

This retrospective study looked at differences in epithelial smoothing in patients with bullous keratopathy (BK) undergoing either corneal tattooing or anterior stromal puncture (ASP). Both procedures were carried out for symptomatic relief in eyes with poor visual potential. Chinese ink...

Does methanol poisoning require ophthalmic investigation?

The authors report a case series of 21 patients (41 eyes) diagnosed with acute methanol poisoning following an outbreak in Tunisia in 2020. All patients underwent a complete ophthalmological examination including visual fields, colour vision test and optical coherence tomography...

Refractive surgery for anisometropic amblyopia

The authors report the outcomes of refractive surgery with phakic intraocular lens (PIOL) implant for management of anisometropic amblyopia in children intolerant to conventional therapy. This was a retrospective study of 71 eyes of 71 patients of which 58 were...

New management algorithm for acute post cataract endophthalmitis

In this study, the authors aimed to establish an objective algorithm for recommending urgent pars plana vitrectomy (PPV) to help improve visual outcomes in the current era of clear corneal-incision phacoemulsification and small gauge PPV. This study examined 150 cases...

Pituitary adenoma causing compression of the optic chiasm

A 21-year-old girl presented to her general practitioner (GP) with a three-month history of headaches, becoming more frequent and associated intermittent vomiting that did not improve with simple analgesics. There was a strong family history of migraines. She was initially...

A case report of papilloedema caused by unilateral jugular vein thrombosis

In rare cases, unilateral jugular vein thrombosis can lead to increased intracranial pressure and papilloedema, resulting in headaches and visual loss. The authors describe the case of a 45-year-old patient with squamous cell carcinoma of the larynx who developed right...

RCT of IOL type

The optical performance of pseudophakic eyes were compared after implantation of spherical and aspheric IOLs in paediatric patients after cataract surgery. This randomised controlled trial included 40 eyes of 23 patients: 20 eyes in each group. Follow-up was over three...

The rarebit vision test for macular conditions

Rarebit testing is used to measure low degrees of neuro-visual damage and is available for free on the internet. It consists of a fixed bright light dot presented on a black background. During testing it is presented briefly at different...

Computerised tomography in ocular trauma patients

Ocular trauma can be common in military settings. This retrospective study looked into the relationship between the clinical effects of acute ocular and orbital blast trauma with the findings on computerised tomography (CT). This was a consecutive case series of...

Allografts in limbal stem cell deficiency

This prospective comparative study compared outcomes of live related limbal allograft (Lr-CLAL) versus cadaveric keratolimbal allograft (KLAL) in limbal stem cell deficiency secondary to ocular burns. Twenty patients were randomly allocated into each group. The Lr-CLAL group had a significant...

Iran prevalence of amblyopia

The authors aimed to determine the prevalence of amblyopia, its relation with refractive errors and its determinants. The target population was all children aged seven years in Iran. There were 3675 of 4157 children who participated (88.4%) with final analysis...