You searched for "ophthalmic"

1672 results found

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...

Marcus Gunn jaw winking without ptosis

This is a review of 72 cases of Marcus-Gunn jaw winking syndrome. The authors reviewed all their congenital ptoses seen over a 16 year period and found 72 Marcus-Gunn cases of out of a total of 848 patients. Within the...

Simple approach to prevent capsule tear-out during capsulorhexis creation in hyper mature cataracts

Puncturing the anterior capsule in the anterior chamber so that the pressure falls below intracapsular tension causes the rhexis to extend out to the equator. If this develops into a tear that wraps around the entire lens it is called...

Positive diagnosis of acute posterior ischaemic optic nerve neuropathy

Posterior ischaemic optic neuropathy is a rare cause of visual loss believed to be due to infarction in the territory of the pial branches of the ophthalmic artery. There is an absence of clinical signs which means the diagnosis is...

Topical atorvastatin for dry eye and blepharitis

Dry eye is a very common problem with 20% of the population affected and is frequently associated with blepharitis (DEB), which has an over prevalence of about 40%. The aim of this study was to evaluate a topical atorvastatin formulation...

Cytotoxic effect of voriconazole on human corneal epithelial cells

Voriconazole is a second-generation synthetic derivative of fluconazole with broadened antifungal spectrum. It is becoming the drug of choice for fungal keratitis. Voriconazole eye drops are not available commercially, thus have to be prepared by diluting the intravenous formulation containing...

A case series of acute visual loss following excessive alcohol and / or drug use

This study presents three cases of so called Saturday night retinopathy, an acute visual loss following intravenous drug abuse and stupor, leading to continuous pressure on the orbit while asleep. All three cases presented with acute vision loss and had...

Conjunctival melanoma involving the lacrimal drainage system

A total of 52 patients were diagnosed with conjunctival melanoma over a period of 17 years, 17 of whom required orbital exenteration. Five of these were found to have melanoma involving the lacrimal drainage apparatus (LDA). One was evident clinically...

Botulinum toxin after orbicularis myectomy

This is a retrospective review of 27 patients with benign essential blepharospasm who had become resistant to treatment with botulinum toxin and had therefore undergone orbicularis myectomy of the upper lids. The study compares the dose and frequency of botulinum...

Influence of overall intraocular lens diameter on rotational stability

It has been shown that approximately one in three patients undergoing cataract surgery have >1.0D corneal astigmatism and managing this during surgery is important to achieve good refractive outcomes. One of the widely used ways of reducing preoperative astigmatism during...

Which factors predispose to pingecula development in a rural Chinese population?

The authors report a cross-sectional study which aimed to determine the prevalence and risk factors for developing pingecula in a rural Chinese population near Shanghai. Nine hundred and fifty-nine persons were recruited from a single village and asked to complete...

Wide variation in the volume of the sphenoid trigone

This is a radiological study of the volume of the sphenoid trigone in normal subjects. The authors were interested to see how much volume could be gained by removal of the trigone during an orbital decompression for thyroid eye disease....