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Microcatheter in the vertebral artery as a cause of branched retinal artery occlusion?

A 19-year-old male presented to eye casualty with a seven-day history of a ‘blurred patch’ in the left eye. The patient denied any other visual symptoms including flashes or floaters and there had been no change in visual symptoms in...

A Multidisciplinary Approach to Neovascular Glaucoma in a Patient with Waldenström’s macroglobulinemia

An 84-year-old Caucasian male attended eye casualty with a four month history of reduced vision, a dull ache and photophobia in both eyes. He had also reported dizziness, weakness and intermittent epistaxis in the nine months prior to presentation. There...

Women-led, solar powered eye centres to treat 1 million people at risk of avoidable blindness in India

One million people at risk of avoidable blindness in West Bengal, India, now have access to eye care thanks to the opening of nine environmentally friendly Green Vision Centres, five of which are led by women.

Idiopathic intracranial hypertension (IIH)

IIH is a medical condition where the intracranial pressure (ICP) is raised without an obvious cause. The cerebrospinal fluid (CSF) is produced in by the choroid plexus in the lateral ventricles and the roof of the third and fourth ventricles,...

Orbis named winner of 2023 Amazon Web Services IMAGINE grant for non-profits

Orbis will work with Amazon's cloud computing arm to expand access to artificial intelligence-assisted eye screenings in Asia and Africa.

Principles of contact lens fitting in keratoconus

Keratoconus is an ectatic condition of the cornea characterised by progressive conical distortion with irregular astigmatism, myopia and apical protrusion. Most cases progress slowly resulting in varying degrees of myopic astigmatism. Management of keratoconus includes spectacles, soft contact lenses, a...

Herpes zoster ophthalmicus: a clinician’s perspective

Introduction Herpes zoster, commonly known as shingles, is caused by the reactivation of varicella zoster virus (VZV). The term herpes is derived from a Greek work, herpein, which means ‘creeping’ and the word zoster means a belt or a girdle...

Myasthenia Gravis Masquerading as a Third Cranial Nerve Palsy

A 65-year-old man presented with a week’s history of binocular diplopia (in all directions of gaze) and a right partial ptosis. He was systemically well. His past medical history was unremarkable except for vitiligo. At presentation acuity was 6/6 bilaterally....

The ocular manifestations of COVID-19: an overview of current literature

Although respiratory symptoms are the most frequent manifestation of COVID-19, multi-organ involvement has been demonstrated, including ocular manifestations. The author investigates how the eye can be affected. The SARS-CoV-2 virus responsible for the COVID-19 pandemic has presented a significant public...

Post hoc analysis of the CANTREAT randomised trial

CANTREAT, a Canadian multicentre two-year randomised trial compares treat and extend treatment (T&E) relative to the monthly administration of Ranibizumab in nAMD. Two-hundred and eighty-five treatment-naïve patients with nAMD were randomised to receive either a once-monthly dosing or T&E regimen...

World-class centre for eye health reaches construction milestone

The new home for Moorfields Eye Hospital NHS Foundation Trust and the UCL Institute of Ophthalmology reached a significant construction milestone today. The completion of the concrete structure as part of the new centre for advancing eye health in St...

Herpes zoster ophthalmicus: the essentials

Herpes zoster, also referred to as shingles, is a common infection most typically caused by the reactivation of varicella zoster virus that lies dormant (sometime for decades) in the dorsal root nerve ganglion following primary chickenpox infection [1]. In 10-20%...