You searched for "Refraction"

2346 results found

Positives and negatives of managing diplopia in adults with prisms

This study recruited consecutive patients prescribed prisms during a two-year period, within set criteria of a deviation up to 30 prism diopters, good fusion, willingness to wear prisms and no previous unsuccessful use of prisms. The majority of cases had...

Non-organic visual loss

Patients can present to eye departments with various signs and symptoms (mostly symptoms) with no obvious organic cause. These patients can be labelled with any of a wide range of diagnoses such as functional visual loss, functional overlay, psychosomatic reaction...

BT as a diagnostic tool in Duane’s retraction syndrome

This study evaluated the effects of botulinum-toxin (BT) on management of Duane’s retraction syndrome along with how BT can be used diagnostically to help with patient expectations and decide management. Functional and psychosocial impact of BT effect was evaluated in...

Comparison of corneal deformation parameters in keratoconic and normal eyes

This study set out to compare biomechanical properties between normal and keratoconic eyes. It was a retrospective study evaluating 89 eyes (47 normal, 42 keratoconic) and a validation arm of 72 eyes (33 normal, 39 keratoconic) using a high speed...

Transconjunctival eyelid weight insertion

This is a description of a new surgical technique to insert upper lid weights via a posterior, transconjunctival route. Following local anaesthetic, the upper lid was everted over a Desmarres retractor with a silk traction suture. A 5mm high central...

Surgical strategies to manage incomitant strabismus in adults

Incomitant vertical and / or horizontal strabismus is a challenging presentation. Patients are usually symptomatic as the onset is either sudden so they haven’t developed any coping mechanisms or very complex so that any coping mechanisms will not cover all...

Surgical outcomes after trauma-induced cataract extraction

This study evaluated outcomes in children aged less than eight years with corneal laceration and traumatic cataract who had cataract extraction one to eight weeks after primary corneal wound repair. This was a retrospective study of 47 eyes of 47...

Developments in oculoplastic surgery

A study of NHS practice demonstrated significant patient-reported quality-of-life improvements from commonly performed oculoplastic operations: entropion repair, ectropion repair, ptosis repair and dacrocystorhinostomy (DCR) [1]. In recent years, surgical and non-surgical approaches to functional and aesthetic oculoplastic surgery have advanced...

Clinical evaluation of a new pupil independent diffractive MIOL lens with a ±2.75D near addition

This is a clinical outcome assessment after cataract surgery with implantation of multifocal intraocular lens implant IOL with a lower near addition (+2.75D) of 143 eyes of 85 patients aged between 40 to 83 years of age. The type of...

Anterior capsular tears complicating phacoemulsification surgery

This is a retrospective, interventional case series, assessing the occurrence of anterior capsular tears in phacoemulsification surgery, its effect on outcomes and further complications. Despite being a well recognised complication of phacoemulsification surgery the authors felt that there is a...

Biomaterials and Regenerative Medicines in Ophthalmology (Second Edition)

With advancement in science and technology in the last decade, the role of biomaterials and regenerative medicines has become increasingly important in the management of various ocular disorders. This book highlights the role of biomaterials in the restoration of vision...

Persistence of Ebola virus in ocular fluid during convalescence

The most recent Ebola outbreak has infected over 26,300 patients, but also resulted in the highest number of survivors in history. Uveitis has been described during the convalescent period, but Varkey and colleagues report, for the first time, finding viable...