You searched for "RAPD"

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Toxic nutritional optic neuropathy (TON)

Toxic optic neuropathy are a group of conditions manifested by reduction of visual functions secondary to damage to the anterior visual pathways from exposure to a toxin. The implicated toxin could be work-based, food or drink related, or iatrogenic medication....

Internuclear ophthalmoplegia: a case study

A 44-year-old patient presents with binocular, mostly horizontal diplopia when fixating on moving objects. This has been ongoing for approximately five years. He is known to have multiple sclerosis and had an episode of optic neuritis six years prior in...

Disseminated cutaneous zoster – a masquerade

Reactivation of varicella zoster infection in the elderly commonly presents to ophthalmologists as herpes zoster ophthalmicus (HZO), affecting the Va trigeminal dermatome. In patients with impaired immunity, zoster infection occurs with increased severity and may be complicated by visceral and...

Don’t ignore the black lesion! It might be mucormycosis

Keeping mucormycosis infection in the foreground of your differential diagnosis, especially in those more vulnerable patients, will help save their lives if recognised and managed appropriately. Mucormycosis is a fulminant infection caused by the fungi of the family Mucoraceae. It...

Insects, swelling and sight loss: a case of orbital inflammatory syndrome

Despite being the most common cause of painful orbital mass in adults and the third most common orbital disease, orbital inflammatory syndrome still proves to be a difficult ocular condition to diagnose, treat, and manage. A 41-year-old lady presented to...

Belfast briefing: Retina Day roundup from the RCOphth 2024 Annual Congress

Belfast hosted this year’s Royal College of Ophthalmologists’ (RCOphth) Annual Congress, a meeting dedicated to sharing advances, knowledge and clinical practice points in ophthalmic care. This article summarises selected talks by medical and surgical retina specialists during the Retina Subspecialty...

The role of spectral-domain OCT RNFL in revealing a pituitary adenoma with atypical visual fields

Pituitary adenomas classically cause bitemporal hemianopia by compressing the optic chiasm. However, in some cases, the pattern of visual field loss may be atypical and mimic homonymous hemianopia, depending on the direction and extent of tumour expansion. Spectral-domain optical coherence...

Impact of medical vs. surgical treatment on quality of life in glaucoma patients

The author recruited 225 patients across two sites and divided them into three groups. Group 1 medical treatment only, Group 2 surgical treatment only, Group 3 mixed medical and surgical (patients still on drops after surgery). They then used a...

Typical and atypical optic neuritis – diagnosis and initial management

Optic neuritis is a relatively common presentation to ophthalmologists in the acute setting. The vast majority are cases of ‘typical’ optic neuritis (ON) but a smaller group of conditions, so-called, ‘atypical’ optic neuritides require a different work-up and management strategy....

Headaches in ophthalmology (part 2)

Ophthalmologists see a large number of patients with headaches or facial pain in the ophthalmic outpatient clinics or in emergency clinics. Over two articles, I will discuss several causes of headaches, ocular manifestations and proposed management and referral options. It...

What not to miss in neuro-ophthalmology Part 2

As mentioned previously there are several conditions in neuro-ophthalmology that should not be missed by the general ophthalmologist as well as ophthalmology trainees. We discussed in the first part some of these conditions including third cranial nerve palsies, giant cell...

Non-organic visual loss

Patients can present to eye departments with various signs and symptoms (mostly symptoms) with no obvious organic cause. These patients can be labelled with any of a wide range of diagnoses such as functional visual loss, functional overlay, psychosomatic reaction...