You searched for "refractive"

2130 results found

Surgical treatment of high myopia

Although several excellent modalities are available for correcting high myopia, the surgical treatment of this condition remains one of the biggest challenges for refractive surgeons; this group of patients is often very dependent on contact lenses. If these patients become...

Screening with PlusoptiX

This study compared the PlusoptiX A12 to a comprehensive ophthalmic investigation. This was a three-month study of 219 (438 eyes) subjects with a mean age of 72 months. The A12 referred 101 of 219 (46%) patients for potential amblyopia. Ophthalmic...

Preparing to sit the FRCOphth Part 1 as a new FY1: A modern financial, educational and AI-enhanced study guide

One week into my first year as a doctor, buried under a mountain of ward jobs, night shifts and the sheer vertical learning curve of FY1, I decided to challenge myself further: I booked the FRCOphth Part 1 exam. The...

Eye Diseases in Hot Climates (Fifth Edition)

This book focuses on diseases and associated issues causing visual impairment and blindness in the low socio-economically developed parts of the world. The majority of these are preventable and treatable. The earlier chapters cover basic anatomy and physiology, pharmacology and...

Are we short-sighted about myopia?

Worldwide prevalence of myopia has increased rapidly in recent years and has now reached epidemic levels, particularly in South-East Asia where prevalence is around 80% [1-4]. Myopia prevalence is also increasing in the United States and Europe where it is...

RSM: Training, Transformation, Excellence: The Surgeon’s Cycle of Life

Royal Society of Medicine Training, Transformation, Excellence: The Surgeon’s Cycle of Life

A missed intraocular telescope – an opportunity to re-focus the evidence

Intraocular telescopes allow magnification of the image so that it would be projected into a larger area of the macula, this makes the central defect caused by dry age-related macular degeneration (AMD) smaller. The most common approach is a Galilean...

Rotational stability of angle supported phakic IOL

The authors evaluate 50 eyes of 28 patients that underwent an angle fixated phakic intraocular lens (IOL) implantation (Acrysof Cachet). All eyes had moderate to high myopia (-5.25 to-19.63 dioptres) and IOL sizing was performed as per the manufacturer’s recommendation....

Topography-guided photorefractive keratectomy in the treatment of corneal scarring

This study reports the outcome of topography-guided photorefractive keratectomy (TG-PRK) in the treatment of patients with corneal scarring. A retrospective case series including six eyes of six patients with corneal scarring and irregular astigmatism who underwent topography guided PRK. The...

Retreatment of myopic LASIK with femtosecond and custom ablation

The purpose of this study was to identify the risk factors for retreatment post laser in situ keratomileusis (LASIK). A retrospective chart review was carried out for a four-year period and all patients who had undergone LASIK at the Boston...

Development of testing protocols for high and low contrast visual acuity

Dysfunction of the afferent visual system, characterised by impairments in high-contrast visual acuity (HCVA) and low-contrast visual acuity (LCVA) have been demonstrated in some neurological conditions such as multiple sclerosis and Parkinson’s disease. HCVA and LCVA are also potential quantitative...

Accelerated (9mW/cm2) corneal collagen cross-linking for keratoconus

This is one of many studies published / to be published on corneal collagen cross-linking that has a treatment time of 10 minutes compared to the previous Dresden protocol of 30 minutes to halt progression of keratoconus. Much has changed...