You searched for "Optics"

1420 results found

Prismatic contact lens correction vs prismatic glasses

The aim of this study was to verify if diplopia could be corrected by applying soft directional prism contact lenses, to compare effectiveness of diplopia correction, comfort and quality of vision with these contact lenses compared to prism glasses. This...

Intermittent manual compression for CCF

Carotid cavernous fistulae (CCF) can be classified as high and low-flow or as having direct and indirect communication. Most commonly, management of high-flow CCF is with endovascular embolisation. The authors look at an alternative treatment for CCF in indirect low-flow...

A retrospective study of the use of Dermis Fat Grafts for orbital volume augmentation

The authors describe the outcomes of 173 primary Dermis Fat Grafts (DFGs) and 66 secondary DFGs. Median follow-up for the primary group was 21.5 months and 14 months for the secondary group. Outcome measures included: prosthesis motility, prosthesis fit, patient...

BT for Duane’s retraction syndrome esotropia

The aim of the study was to evaluate the correction of esotropia and face turn due to Duane’s retraction syndrome (DRS) type I. The mean age was 21 months (12-36 months). The mean dose of botulinum toxin (BT) was 5.6±1.8IU...

BT for retinal detachment strabismus

The authors report the use of botulinum toxin (BT) as a treatment option in 140 patients with strabismus relating to retinal detachment surgery. The BT dose was 2.5 units of Dysport. Mean follow-up was 27 months (3-203) with a mean...

Do steroids prevent progression to proliferative diabetic retinopathy (PDR)?

There is continuing debate on the merits of pan-retinal photocoagulation (PRP) for severe pre-proliferative and proliferative DR versus the newer therapies that inhibit vascular endothelial growth factor (VEGF). This has been hotly debated [1] following the publication of findings from...

Atlas Of Orbital Imaging

It was an absolute pleasure to review this beautifully written textbook. Authorship is from a diverse, international group of experienced and respected oculoplastic surgeons with an interest in orbital disease. A significant contribution to most of these chapters has been...

Apr/May 2014 Quiz 2

History A 29-year-old woman presented to the emergency department with a two week history of floaters and patchy peripheral visual field loss in the left eye (LE). She had no relevant medical history and she was not on any current...

Handover of power

Election time comes every five years in the United Kingdom. It is usually a time of excitement and trepidation as people wonder what will change, for whom and over how long, depending on which party might win power. Usually it...

The only thing to fear is fear itself

There is a song by the Amateur Transplants called ‘Finals Fantasy’ which describes in humorous detail how stressful clinical exams can be. Having not done any viva or objectively structured clinical examination (OSCE) style exams for many years indeed I...

Ciliatech reports positive clinical results on novel glaucoma implant, CID, in 24-month post-operative follow up

Chavanod (near Annecy), France, March 29, 2023 - Ciliatech, an ophthalmology medtech company developing a new class of implant to treat glaucoma durably, announced the positive results of a 24-month post-operative follow-up on a clinical trial of CID, its first generation Cilio-scleral Inter-positioning Device.

Blurred vision post liver transplant: to blame the house cat or not?

This article outlines a case of atypical ocular toxoplasmosis associated with immunosuppression. There were two potential sources of infection in this patient and we describe how we concluded which was the most likely. Case report A 33-year-old female was referred...