You searched for "Optics"

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Friendly felines and a spot diagnosis

A nine-year-old girl presented to me in eye casualty with a three-week history of blurred vision in her left eye. Otherwise she was apparently well, with no past ophthalmic, medical, drug or relevant family history. Visual acuity was 6/4 right...

COVID-19 and Charles Bonnet Syndrome

As COVID-19 rips through the country, it is – of course – imperative that we stay at home to try and prevent the virus spreading through the whole community. We are all aware of the need to take special care...

Global health and conflict: the unseen consequences

Global eye health inequalities stem from poor access to affordable care, causing preventative vision impairment and blindness. In 2020, a study showed that 510 million people, the majority being in low-income and middle-income countries, had uncorrected near vision impairment simply...

A rare neonatal presentation of bilateral dacryocele and choanal atresia

Following a routine pregnancy, a newly delivered baby boy, born at term, was found to have increased work of breathing, stridor and a left medial canthal swelling. The baby required 100% oxygen via a face mask to maintain oxygen saturations....

The madarosis mystery: unravelling the clues to a host of health issues

Eyelash madarosis is a medical condition characterised by the loss of eyelashes caused by the destruction of hair follicles. It can range from a few missing lashes to a complete absence of lashes on the eyelids. This condition can be...

Acute dacryoadenitis secondary to COVID-19

Acute dacryoadenitis is defined as the rapid onset of discomfort and swelling of the lacrimal gland, classically giving rise to an S-shaped ptosis [1]. Dacryoadenitis is the most common cause of a painful mass in the lacrimal gland in young...

Avoiding investigations through history taking and examinations to differentiate serious from comparably benign aetiology

*Joint first authors. Introduction Anisocoria can be a sign of neurological deficit, necessitating numerous investigations [1]. This case report explores how expensive and time-consuming investigations can be avoided by thorough history taking and examination to differentiate serious from comparably benign...

Myopia-related strabismus – heavy eye syndrome

Introduction Myopia can be associated with any type of strabismus, but high myopia has increased frequency of esotropia and vertical heterotropia. The incidence and severity of the strabismus increases with the degree of myopia and age of the patient. Classification...

RCOphth asks ophthalmologists to ‘show leadership’

The Royal College of Ophthalmologists has issued advice and guidance for ophthalmologists regarding COVID-19.

Discussing treatment modalities for bilateral wet AMD

A 65-year-old lady with bilateral wet AMD and vision of 6/24 comes with an internet search about current therapies. How do you explain the various treatment modalities available? There are two NICE approved treatments for wet age-related macular degeneration (AMD)....

The blue-light hazard – is it true?

Simerdip Kaur takes a look at the latest ophthalmology-related news stories and asks which are based on facts and which are ‘fake news’. Headline: The blue-light hazard – is it true? Blue light is part of the visible optical spectrum...

Breakthroughs in the genetics of angle-closure glaucoma

Angle closure glaucoma (ACG) is not widely known to be a familial condition, yet the recent explosion of genetic data and large scale genome wide investigations have confirmed at least 13 genetic loci associated with ACG [1], and provided some...