You searched for "Optics"

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A pituitary tumour from 1927

The author shares a clinical case from Edinburgh Royal Infirmary’s archives. It is not often in the course of a clinical career that one gets the opportunity to review a patient who had been treated by a pioneer neurosurgeon some...

Part 2: the Arclight Device: frugal imaging for eyecare

In this three-part series (Click here for Part 1) Andrew Blaikie and his team explore the role and application of the Arclight Device in Imaging of the Eye. There are many different types of ophthalmic imaging tools; from simply taking...

Effect of the COVID-19 Urgent Eyecare Service on patient referrals to general practitioners and Hospital Eye Service

The COVID-19 Urgent Eyecare Services (CUES) was developed to relieve the demands of hospital ophthalmology, aiming to allow patients to have remote consultations and be managed by community optometric practice. This was because access to Hospital Eye Service (HES) Ophthalmic...

The assessment of pupils and 
pupillary reactions

Understanding pupillary reactions is vital in understanding basic neuro-opthalmology. It is a skill required in eye casualty, clinics and perhaps most importantly, exams. To start at the beginning, the pupil is the central aperture of the iris, its size controlling...

Assessing and treating achromatopsia

This literature review considers clinical characteristics (pendular nystagmus, poor visual acuity, lack of colour vision and marked photophobia), genetics (autosomal recessive disease, with CNGA3, CNGB3, GNAT2, PDE6C, PDE6H and ATF6 gene mutations), diagnostic options (OCT and fundus auto fluorescence), and...

Why is there subretinal fluid at the macula?

This is a review article looking at the differential diagnosis of subretinal fluid in the macula that could be diagnosed as central serous chorioretinopathy (CSCR). The authors have categorised them into 12 groups: neovascular diseases, vitelliform lesions, inflammatory diseases, ocular...

A paperless future – get involved!

Jeremy Hunt’s statement earlier in 2014, about a paperless NHS by 2018, has added momentum to the transition away from paper records. The Tech Review this issue discusses what that will involve and how and why you may want to...

Update on emerging therapies for age-related macular degeneration

The 23rd European Society of Retina Specialists (EURETINA) Congress, held in Amsterdam, the Netherlands, provided a timely update on anti-complement therapy for geographic atrophy and emerging investigational therapies for neovascular age-related macular degeneration. Anti-complement therapy for geographic atrophy Geographic atrophy...

Headache: the clue is in the eyes

A worrying cause of headache is raised intracranial pressure (ICP). Papilloedema is a vital clue for accurate diagnosis and performing fundoscopy is essential in detecting this sign. The authors review the use of fundoscopy in their own district general hospital....

Could the sclera be key to glaucoma?

The glaucomas are a group of conditions characterised by optic neuropathy and associated visual field defects. Of these, chronic open-angle glaucoma (COAG) – diagnosed on the basis of progressive structural changes to the optic nerve head (ONH) and nerve fibre...

Deal With It card game

‘Deal With It’ is a pack of scenario revision cards. The game is designed to act as a study and training aid for optical professionals. The rules allow a user to self-test or can be used in pairs or in...

A window to 2024 and beyond?

The connection between the eye and systemic diseases has been acknowledged for millenia. Historical records suggest that ancient civilisations had some understanding of the eye’s significance beyond its primary function in vision. For instance, in ancient Egypt, the ‘Eye of...