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Clinical evaluation of a multifocal aspheric diffractive intraocular lens

This is a multi-centre prospective study involving five different centres in Europe including 52 patients with cataract. The average age was 68.5±10.5 years, 35 females were bilateral implanted with aspheric diffractive multifocal lens implantation of the Tecnis 1-Piece multifocal intraocular...

A brief history of colour vision

Andrew Want takes a look at how colour vision has evolved in humans and animals and how it differs across species. Colour vision is something that we often take for granted, but it has become so intrinsic to the way...

Paediatric spectacle dispensing: more than a frame and lenses

It’s incredibly rewarding to fit a child’s first pair of spectacles and see their face light up; looking around to see the wider world for the first time. Sometimes it is so obvious that even the most reluctant parent will...

Using frequency doubling technology perimetry to identify Alzheimer’s disease early

Alzheimer’s disease is widely reported to be associated with deficits in visual function. Visual disturbances include impaired stereopsis, contrast sensitivity and motion detection. Deficits specific to the magnocellular pathway (MGC) have been identified in Alzheimer’s disease. This article compares the...

Charity partners celebrate 10 years in Zambia

Vision Aid Overseas and Specsavers are celebrating 10 years of working together.

Lived experience with vernal keratoconjunctivitis (VKC)

This study was undertaken to explore the experience of living with VKC. Nine families were interviewed – paired interviews with patients and parents using semi-structured approaches (May-October 2018). Interviews continued until data saturation was reached with no new information. The...

Prevalence of acute anterior uveitis in diabetic patients attending diabetic eye disease clinics

The authors share their investigation at Manchester Royal Eye Hospital into the association between diabetes and AAU. The global prevalence of diabetes mellitus (DM) is rapidly rising from an estimated 9.3% in 2019 to 10.2% by 2030 [1]. The link...

25 years of OCT

David Huang first described optical coherence tomography (OCT) in 1991, in his seminal paper on the subject in Science. This method developed the work of others on ophthalmic interferometry, which essentially showed that measuring reflected light could be used to...

Demyelinating optic neuropathy

Introduction Optic neuritis (ON) is an inflammatory process affecting the optic nerve. After glaucoma, it is the most common optic neuropathy affecting patients under the age of 50. The usual presentation of typical ON is unilateral subacute loss of vision...

Home testing can help glaucoma patients, new study shows

Nearly 60,000 people in Scotland living with glaucoma could benefit from carrying out tests at home, a study funded by Sight Scotland and the Royal College of Surgeons of Edinburgh has shown.

Dec/Jan 2017 Quiz

History An 18-month-old boy presented with a slow growing left anterior orbital lump medially. Examination revealed a palpable mass beneath the skin at the inferonasal aspect without any visual impairment. A CT scan (Figure 1) followed by an excisional biopsy...

Patient and clinician view of telemedicine for neuro-ophthalmology consultations when in-person is not possible

The authors present a linked survey sent to patients and neuro-ophthalmologists after a consultation with one of 12 neuro-ophthalmologists from three centres in the United States, over a three-month period in 2020. All consultations were offered virtually due to restrictions...