You searched for "lens"

1096 results found

Using small amplitude saccades to assess saccadic velocity

Saccades are a key component in the assessment and diagnosis of neuro-ophthalmological disorders. Clinicians are typically taught to use large amplitude saccades (LAS) of at least 20 degrees to assess saccadic velocity. It has been suggested, however, that small amplitude...

Is optic disc drusen a risk factor in young patients with anterior ischaemic optic neuropathy?

This retrospective cross-section multicentre study reviewed 65 patients all younger than 50-years-old with non-arteritic anterior optic neuropathy (NA-AION) between April 2017 and March 2019. The purpose of this study was to investigate if there was a link between Optic Disc...

Nepafenac punctal plugs after cataract surgery: a new alternative?

The nepafenac punctal plug delivery system (N-PPDS) is an experimental L-shaped plug made of nonbiodegradable, preservative-free medical-grade silicone. It can deliver a sustained level of nepafenac for six weeks. This is a prospective, randomised, parallel-arm, double-masked, placebo-controlled, phase II pilot...

Real world results of cataract surgery in pseudoexfoliation

In this single-centre retrospective cohort study, the data of pseudoexfoliation (PXF) patients undergoing phacoemulsification cataract surgery from January 2010 to December 2019 was analysed in the National Health Service setting. The study comprised 23,329 eyes of 15,257 patients. Patients with...

Topical steroids and ptosis surgery

This is a retrospective review examining the effect of prior topical steroid use on patients undergoing ptosis surgery. Out of a total of 406 eyelids undergoing ptosis repairs, 44 had received topical steroids for an average of 3.7 years prior...

Large series profiling skew deviation

A retrospective notes review was completed for patients identified as having skew deviation. The authors outline their exact definition of skew deviation within the methods of the paper. One hundred and fifty-seven patients were identified, it is not clear over...

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...

Information booklet for eye drop use

On the basis that children may be more at ease and experience less discomfort and anxiety if provided with some control and choices, the authors developed an eye drop booklet in collaboration with children. This study describes the amount of...

Subconjunctival anaesthesia in vitreoretinal surgery

The authors present a technique that combines topical and subconjunctival anaesthesia for vitreoretinal surgery. In this ‘two-step’ procedure, three drops of proparacaine were applied to the conjunctival fornix, followed by subconjunctival lidocaine injected in three quadrants. This was compared with...

The posterior capsular rupture rate post COVID-19 pandemic

In this retrospective single centre consecutive case series, the authors investigate the effect of suspending elective cataract surgery during the COVID-19 pandemic for a period of 19 weeks. They divided the study period, September 2019 to January 2021, into three...

Long-term outcomes of recess / resect for sensory XT

The purpose of this study was to evaluate relationships between initial and long-term outcome of unilateral recess / resect surgery in adult sensory exotropia, factors associated with long-term outcome, exotropia drift and time to failure follow-up surgery. This was a...

Spot screener versus Grand Seiko measurements

The authors aimed to determine repeatability and reproducibility of refractive values and pupil size measured using the Spot Vision Screener and to compare its measurement values with the Grand Seiko autorefractor. This was a cross-sectional study of 22 healthy adults;...