You searched for "Refraction"

2896 results found

Selection of visual field test for detection of pituitary disease

This prospective cross-sectional diagnostic accuracy study compared Octopus semi-automated kinetic perimetry (SKP) and Humphrey static automated central perimetry for detection of neurological visual field loss in patients with pituitary disease. Humphrey central 30-2 SITA threshold programme results were compared with...

Does cornea cross-linkage reduce the rate of corneal transplants in keratoconus?

Cornea cross-linking (CXL) is a relatively new treatment in the management of keratoconus, which may help prevent the need for corneal transplant. This paper investigates if the introduction of corneal cross-linkage has reduced the number of corneal transplants performed annually...

Effect of intravenous mannitol in post vitrectomised eyes

The purpose of the study was to evaluate the effect of intravenous mannitol 20% on intraocular pressure in vitrectomised silicone-oil filled eyes. A prospective analysis of consecutive patients was undertaken with their fellow eyes taken as controls. Thirty-one patients were...

OCT-A imaging in Grave’s orbitopathy and orbital decompression

In this case series of 12 patients and 24 orbits, the authors describe the changes in the optic nerve and peripapillary blood vessel density in patients with moderate to severe Grave’s Orbitopathy (GO) undergoing orbital decompression. The patients undergoing orbital...

Microbiology, risk factors and outcomes of microbial keratitis in Sydney, Australia

The authors present a retrospective case series including all patients with microbial keratitis and ocular surface diseases (OSD), including dry eye, blepharitis, Stevens-Johnson syndrome and / or ocular cicatricial pemphigoid, over a five-year period between 2012 and 2016. A total...

Control of diabetic retinopathy after bariatric surgery

This systemic review and meta-analysis assessed prevalence of diabetic retinopathy including sight-threatening diabetic retinopathy after surgery. They included 14 studies with 110,300 surgical patients and 252,289 control subjects. They proposed that the risk of having any form of diabetic retinopathy...

Factors influencing the outcome of GT and TBT in PCG

This is a retrospective study between 2013 to 2016 of 452 eyes of patients </=12 years with primary congenital glaucoma (PCG), who underwent either goniotomy (GT) (median age: six months, 120 eyes) or trabeculotomy (TBT) (median age: 5.2 months, 332...

VA and stereo changes with increasing Bangerter filters

This study investigated the effect of monocular blur induced by Bangerter filters (BF) on both monocular and binocular visual acuity (VA) and stereoacuity in normal visual systems. Subjects included 24 healthy student volunteers aged 20.33 ±1.79 years; 22 female. One...

Surgically induced astigmatism after cataract surgery

In this study, the authors analysed a dataset of 122 eyes of 122 patients with pre- and postoperative measurements of corneal astigmatism with IOL Master 700. A standardised 2.5mm superior corneal incision was utilised. The corneal power vector component in...

Enter the Dragons’ Den: Bob Gokani

I have often daydreamed about inventing a successful new product and then going on to pitch for investment on Dragons’ Den, with the TV show’s seasoned entrepreneurs all competing with each other to invest in my company. My imagined fantasy...

Enter the Dragons’ Den: Bob Gokani

I have often daydreamed about inventing a successful new product and then going on to pitch for investment on Dragons’ Den, with the TV show’s seasoned entrepreneurs all competing with each other to invest in my company. My imagined fantasy...

High score

Louie: “Allow me to present Pac-Man. Now, who is going to be the lucky pup who gets to play the first game? Iggy! You’re a somewhat compulsive personality. Step forward. Now… you see there’s the maze.” Iggy: “Uh-huh” Louie: “All...