You searched for "radiation"

3577 results found

Reduced blood flow and age-related macular degeneration

This was a prospective cross-sectional study assessing changes in blood flow velocity in patients with age-related macular degeneration (AMD) using a retinal function imager. Sixty eyes with wet AMD were compared to 53 control eyes and the average blood flow...

Normative data using a virtual reality game-based visual field test

The authors present a prospective cross-sectional study involving healthy children to assess the use of a virtual reality game-based perimetry assessment. A single eye centre recruited through paediatric optometry and ophthalmology clinics over a 12-month period. Children aged <18 years...

Strabismus and binocular summation

The authors conducted a pilot study to investigate the effect of visual noise or background complexity on binocular summation in patients with strabismus. A target embedded in pixel noise was used. The study involved performance of a task detecting a...

Piggyback toric IOLs in complex cases

This study evaluates the outcome of toric sulcus fixated lenses (MS 614/714 TPB (Human Optics, Germany) in 21 eyes with high astigmatism. The cases included previous penetrating keratoplasty (n=15), post cataract surgery astigmatism (n=3), rotation of in-the-bag toric IOL (n=1),...

PACK-crosslinking for infectious keratitis

Corneal cross-linking with riboflavin and UV-A light (CXL) is a technology that has been initially developed to treat corneal ectatic disorders [1]. Its effect in stabilising diseases such as keratoconus was reported in numerous trials with excellent long-term outcomes and...

Single vs combined y-split surgery for Duane’s type III

The authors present the results of two surgical approaches to treat exotropia Duane’s retraction syndrome (DRS) with significant overshoot and retraction. This study compared single Y-split recession of the lateral rectus muscle vs combined Y-split lateral rectus recession plus medial...

Macular pigment and dark adaptation in older population with normal maculas

Macular pigment (MP) such as lutein, zeaxanthin and meso-zeaxanthin are highly concentrated in the fovea. They protect the retina from damage of ambient blue light via antioxidant properties. In older eyes with normal healthy retina, macular pigment optical density (MPOD)...

Basics of Vitrectomy

This is a book set out over 14 chapters which is designed to be a handbook for beginners embarking on a career in vitreoretinal (VR) surgery or for trainee surgeons on rotation with the VR team. It starts with an...

Retinal prosthetics: science fiction or a vision for the future?

“Is it a fact – or have I dreamt it – that, by means of electricity, the world of matter has become a great nerve, vibrating thousands of miles in a breathless point of time?” – Nathaniel Hawthorne, The House...

My Top Five: Emerging technologies revolutionising ophthalmology

Advancements in ophthalmology have significantly transformed eyecare practices. This article explores five emerging technologies that are revolutionising the field, from virtual reality (VR) surgical training to novel therapies for corneal conditions. These innovations are reshaping how eyecare professionals diagnose, treat...

Intravitreal Ziv-Aflibercept: safety analysis

Ziv-Aflibercept (Zaltrap; Sanofi-Aventis U.S LLS, Bridgewater, NJ) was originally introduced as an intravenous formulation for metastatic colorectal cancer. The adoption of Ziv-Aflibercept in ophthalmic practice was similar to bevacizumab, and reports have previously examined one to two year visual outcomes...

Moorfields: Basic slit lamp and Goldmann tonometry study day - Nov

This study day aims to provide delegates with a comprehensive understanding of the slit lamp anterior segment eye examination and Goldmann tonometry including its history, theory and practical applications.