You searched for "Refraction"

2896 results found

Using MRI to assess normal variation in optic chiasm anatomy

The authors present an MRI study including 61 MRI scans using a 1.5 T with slice thickness of 1 or 5mm and the sequence showing the highest resolution of the chiasm. A predetermined set of measurements were taken in a...

How a paediatric population presented with diplopia

The authors present the results of a retrospective records review of 244 children presenting with diplopia over a three-year period. The majority of cases presented to paediatric ophthalmology clinic; other routes of presentation included eye casualty, neuro-ophthalmology or another eye...

A novel approach to suprachoroidal haemorrhage drainage

The authors describe a novel surgical technique for external drainage of choroidal detachment / suprachoroidal haemorrhage with a butterfly needle. Six eyes with serous and / or haemorrhagic choroidal detachments (five from complicated cataract surgery with vitreous loss, one globe...

Evaluation of fluocinolone acetonide in the management of BRC

This is a single-centre, retrospective, intervention study of 15 eyes of birdshot retinochoroiditis (BRC) patients who received Iluvein, with a mean follow-up period of 31 months. Five eyes had previously received dexamethasone intravitreal implant 0.7mg (Ozurdex). Fluorescein angiography (FA) showed...

Retrospective safety assessment of apraclonidine for diagnosis of Horner’s syndrome in children

Apraclonidine has been shown to reverse the anisocoria in Horner’s syndrome, with some reports of partial ptosis resolution. Side-effects of apraclonidine have been reported especially in children under six months old. The authors present a retrospective safety study of using...

Assessing possibility of deferring lumbar puncture in mild idiopathic intracranial hypertension

This was a retrospective review of patients consecutively presenting with idiopathic intracranial hypertension (IIH) to a tertiary neuro-ophthalmology clinic without a lumbar puncture (LP) over an eight-year period. Inclusion criteria included true optic disc oedema, retinal nerve layer thickness ≤300µm,...

Local surgical treatment of trigeminal neuralgia

This is a retrospective review of a new surgical treatment of intractable periorbital neuropathic pain. Five patients with post-herpetic (three), post-traumatic (one) and idiopathic (one) neuralgia underwent transection of the nerves supplying the dermatomes affected by the neuropathic pain. The...

Multidrug-resistant keratitis: challenging yet manageable

This is a retrospective review of all patients’ records from a tertiary referral centre in India from January 2018 to December 2019, who had corneal scrapings for direct smear and culture sensitivity. Those cases where the organisms were diagnosed to...

How the thinking machine is transforming the retinal landscape

Regulatory approval of the first two therapeutic substances for the management of geographic atrophy (GA) secondary to age-related macular degeneration has been a major breakthrough. The authors explored the issue surrounding the lack of agreed therapeutic standards and diagnostic tools...

Retrospective analysis on the outcomes of contact lens-associated keratitis in a tertiary centre

This is a retrospective cohort study of 161 eyes (153 patients) with contact lens-associated keratitis (CLAK) from Moorfields Hospital between 1 July 2021 to 28 February 2022. They were classified into three groups based on the size of the epithelial...

Assessing everyday visual function in dry AMD – what matters to the person?

Age-related macular degeneration (AMD) is the primary cause of blindness in the developed world and is accountable for more than one half of sight impairment registrations within England and Wales [1]. AMD is prevalent in people aged 60 years and...

A case of retinal cavernous haemangioma – don’t let it slip through the grapevine

We present a case of a seven-year-old male who presented to the emergency eye referral clinic with red eye. He was diagnosed and treated for allergic conjunctivitis, however, on clinic review, wide field retinal imaging was performed (as has been...