Amyotrophic lateral sclerosis (ALS): what happens to eye movements?

Amyotrophic lateral sclerosis (ALS) is a neurodegenerative disorder of upper motor neurons of the corticospinal tract and lower motor neurons in brainstem nuclei and the anterior horn of the spinal cord. Limited literature is available on abnormal ocular movements in...

Retrospective review of visual outcomes in Idiopathic intracranial hypertension (IIH)

Idiopathic intracranial hypertension (IIH) is a clinical syndrome characterised by headache and papilloedema that can lead to significant visual morbidity. IIH is diagnosed by the modified Dandy criteria, which include normal neuroimaging and cerebrospinal fluid (CSF) composition, high CSF opening...

Does religious fasting affect intraocular pressure or retinal parameters?

Nearly one billion Muslims fast every year during the month of Ramadan. Due to the difference between the lunar and solar calendars, religious fasting time can range from 11 to 17 hours per day. This prolonged abstinence from food and...

Do patients with prolactinomas using dopamine agonist drugs have autonomic dysfunction?

This prospective study aimed to determine whether there is autonomic dysfunction in patients with prolactinomas using dopamine agonist (DA) drugs by measuring static and dynamic pupillary responses using an automatic pupillometric device.Included were 25 eyes from 25 patients who were...

Visual prognosis in Irish Leber’s hereditary optic neuropathy

Leber’s hereditary optic neuropathy (LHON) is an inherited optic neuropathy This paper presents a retrospective review of clinical data from patients with LHON presenting to an Irish tertiary referral ophthalmic hospital. Clinical and genetic characteristics were assessed for useful biomarkers...

Transient thickening of the macular retinal nerve fibre layer in acute optic neuritis

Acute optic neuritis (ON) causes axonal degeneration, which can be quantified from the blood by neurofilament protein (Nf) levels. Within about three months, atrophy of the retinal nerve fibre layer (RNFL) follows. However, it remains challenging to explain why there...

Assaying acetylcholine receptor antibodies in the diagnosis of ocular myasthenia

Myasthenia gravis (MG) is an autoimmune disease that leads to impaired neuromuscular transmission. Solely ocular manifestations of MG (OMG) occur in 15-50% of cases, most frequently in the form of fluctuating ptosis and diplopia. Most cases of OMG convert later...

Prevalence of misdiagnosis of third nerve palsy by referring clinicians

The authors present a retrospective case review of new patient presentations to a neuro-ophthalmology clinic at two centres between 2014 and 2017. The electronic medical records were searched using the variety of terms for third nerve palsy. Referral for management...

New prognostic model for multiple sclerosis after optic neuritis presentation

The authors present a post-hoc analysis using the publicly available data set from the Optic Neuritis Treatment Trial. The Cox proportional hazards regression models were used to assess for associations between clinical and radiological variables and the development of clinical...

Test combination which could detect prodromal Alzheimer disease

The authors prospectively recruited a convenience sample of individuals aged over 65 and either with a diagnosis of mild cognitive impairment (MCI) due to Alzheimer disease or normal cognition. Other types of dementia and severe neurological conditions were excluded. All...

Care pathway to imaging delays for acute oculomotor nerve palsies

A retrospective chart review is presented with the aim of evaluating arterial imaging in cases of third nerve palsy. The study reviewed patients seen with a suspicion of or a final diagnosis of third nerve palsy over a seven-year eight-month...

Care journeys of patients with central retinal artery occlusion

The authors present a retrospective case note review of all adult patients referred for or diagnosed with central retinal artery occlusion (CRAO) to a single tertiary hospital over a 10½ year period. A total of 181 patients were included in...