You searched for "NAION"

348 results found

Non-arteritic anterior ischaemic optic neuropathy (NA-AION): a review

Ischaemic optic neuropathy (ION) is the commonest adult optic neuropathy encountered today in our ageing population, is a common cause of irreversible visual loss and is usually associated with underlying vascular disease. The condition is classified as follows: (a) Anterior...

Review of non-arteritic anterior ischaemic optic neuropathy

This article reviews the risk factors, clinical presentation and therapies that have been investigated for non-arteritic anterior ischaemic optic neuropathy (NAAION). Additionally, it provides an update from recent rodent and primate models, offering a new insight into the pathophysiology of...

Nonarteritic anterior ischaemic optic neuropathy

This review article describes nonarteritic anterior ischaemic optic neuropathy (NAION). This condition is one of the common causes of visual loss in adults. The article uses a good range of references and is divided under the headings of; demographics, clinical...

A novel way to distinguish between types of anterior ischaemic optic neuropathy

The authors evaluate the monocyte to high-density lipoprotein (HDL) ratio (MHR) in patients with arteritic and non arteritic anterior ischaemic optic neuropathy (A-AION / NA-AION). A distinction between the two types of AION is essential to begin appropriate treatment, which...

Risk factors for non-arteritic ischaemic optic neuropathy in an Asian population

The authors reviewed the medical records of 45 Korean patients with non-arteritic anterior ischaemic optic neuropathy (NAION) and 45 healthy controls, in order to determine risk factors for the condition in an Asian population. Previous studies looking at risk factors...

Is optic disc drusen a risk factor in young patients with anterior ischaemic optic neuropathy?

This retrospective cross-section multicentre study reviewed 65 patients all younger than 50-years-old with non-arteritic anterior optic neuropathy (NA-AION) between April 2017 and March 2019. The purpose of this study was to investigate if there was a link between Optic Disc...

Non-arteritic anterior ischaemic optic neuropathy in the Asian population

This article provides an evaluation of changes in visual function associated with non-arteritic anterior ischaemic optic neuropathy (NAION) among Korean patients. Visual changes were identified as a reduction in visual acuity by three Snellen lines or a deterioration of visual...

Diagnosis of amiodarone-associated optic neuropathy

Amiodarone is a widely used anti-arrhythmic drug. Several case reports describe optic neuropathy which has been linked to its use. This case series discusses the diagnosis of amiodarone-associated optic neuropathy (AAON) and its potential impact on cardiac therapy. The authors...

Validity of coding in neuro-ophthalmology within large administrative datasets

A systematic review of validation studies of the International Classification of Disease (ICD) coding system, ICD-9 and ICD-10 is presented by the authors. Three searches were conducted based on three concepts, firstly health administration claims and ICD codes, secondly diagnostic...

Anterior ischaemic optic neuropathy post cataract surgery

This retrospective population-based cohort study assessed whether there was an increased incidence of anterior ischaemic optic neuropathy (AION) post cataract surgery compared to patients that had not had cataract surgery. They reviewed the notes of all patients diagnosed with AION...

It’s not always GCA

Giant cell arteritis (GCA) is an immune mediated granulomatous inflammatory disease that affects muscular middle or large sized arteries. It is considered as a continuation of polymyalgia rheumatica (PMR) when the severity of the disease has increased. It is the...

Choroidal and macular thickness in nonarteritic anterior ischaemic optic neuropathy

This study evaluates the choroidal and macular thickness in patients with chronic nonarteritic anterior ischaemic optic neuropathy (NA-AION). Two groups of subjects were compared, group one included 20 eyes with chronic NA-AION and group two, 31 healthy control eyes. The...