You searched for "Optics"

1420 results found

Detailed overview of diplopia causes and outcomes for a single tertiary care centre

The purpose of this study was to study the aetiology, progression and outcome in patients with binocular diplopia presenting to the ophthalmology department of a tertiary care centre in India. The study had a prospective observational design where all patients...

Where along the vergence pathway is affected by Parkinson’s Disease?

The authors outlined three hypothesis for the effect Parkinson’s Disease has on blur- and disparity-driven vergence with reference to location within the vergence system that is affected to be tested in this prospective study. The study recruited 14 participants with...

Management options for microphthalmia with orbital cyst with / without visual potential

The authors present six cases (seven eyes) of congenital microphthalmia and orbital cyst. These cases were newborn mainly with one aged 20 years. There were four females and two males and two of seven eyes had a visual potential of...

WATCH EPISODE 3: Beyond 2020 with the Andean Medical Mission

Choosing the right strategy for cataract surgery in countries with developing eyecare services can be difficult. Should you stay in the cities or work more remotely? How remote can you go and still carry out surgery safely. In this episode, Beyond 2020 examines the options.

WATCH EPISODE 3: Beyond 2020 with the Andean Medical Mission

Choosing the right strategy for cataract surgery in countries with developing eyecare services can be difficult. Should you stay in the cities or work more remotely? How remote can you go and still carry out surgery safely. In this episode, Beyond 2020 examines the options.

Therapeutic options for advanced cutaneous basal (BCC) and squamous cell carcinomas (SCC)

This article discusses the use of topical and systemic therapy in the management of advanced periocular tumours. It focuses on those that have gained United States Food and Drug Administration approval; namely imiquimod, vismodegib, sonidegib, pembrolizumab and cemiplimab. Imiquimod is...

Complications with porous orbital implant after enucleation in retinoblastoma patients

This is a retrospective, case control study aimed to identify risk factors associated with complications in retinoblastoma patients following primary and secondary enucleations with porous implant placements. Patients with retinoblastoma who underwent enucleation with porous orbital implant placement between January...

IO belly transposition surgery

The authors evaluated inferior oblique (IO) muscle belly transposition to correct mild to moderate IO overaction with small primary position hypertropia. They reviewed 10 patients aged 6-35 years (mean 18.6 years). Aetiologies were mild unilateral superior oblique (SO) palsy for...

Bilateral versus unilateral recession outcomes for intermittent exotropia

The aim of this study was to compare surgical motor and sensory outcomes of unilateral versus bilateral lateral rectus recessions in children with small angle intermittent exotropia. This was a retrospective study of 55 patients; 28 bilateral and 27 unilateral...

Use of acetazolamide for symptoms of visual vertigo

Visual vertigo is a disorder characterised by symptoms of dizziness, vertigo, unsteadiness, disorientation and general discomfort induced by visual triggers. It is currently treated with vestibular rehabilitation therapy, with no effective pharmacotherapy options available for treatment resistant case. Oral acetazolamide...

Blepharokeratoconjunctivitis treatment consensus

This study reports the results of a Delphi consensus method to develop a pragmatic approach to BKC treatment in children. A major limitation to the study was the involvement of only four clinicians. Four rounds in total were completed to...

Laissez-faire approach for medial canthus tumours

This is a retrospective comparative case series of patients who underwent reconstruction of a medial canthal defect using laissez-faire approach (LFS), or a full-thickness skin graft (FTSG). The surgical options were discussed with the patient and the treatment decision was...