You searched for "Retrobulbar"

705 results found

Thyroid eye disease

Thyroid eye disease (TED) is an autoimmune condition with a spectrum of signs and symptoms, usually associated with Graves’ hyperthyroidism. The diagnosis is based on history and physical examination but there are further investigations that can aid diagnosis if unclear....

Ocular manifestations of multiple sclerosis: an overview

Multiple sclerosis (MS) is an autoimmune demyelinating disease of the central nervous system (CNS), in which there is dissemination of lesions in time (two or more clinical events) and space (multiple lesions seen on brain and spinal imaging). The pathophysiology...

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...

Dynamics of interocular suppression

The main aim of this study was to determine the development of the depth of interocular suppression in the course of occlusion treatment in amblyopia as well as its correlation with changes in visual acuity. The authors investigated whether presence...

Endothelial keratoplasty (EK) with anterior chamber intraocular lens (ACIOL) versus secondary posterior chamber lens (PCIOL)

This is a retrospective study of 82 eyes (23 ACIOL, 59 PCIOL) with a history of either pseudophakic (PBK) or aphakic (ABK) bullous keratopathy, who had descemet stripping automated endothelial keratoplasty (DSAEK) with retained or secondary ACIOL, or DSAEK with...

Translucent vs. lightproof occluders

This study investigates the change in visual acuity following occlusion in amblyopes and non-amblyopes using translucent versus lightproof occlusion of the dominant eye. Group 1 non-amblyopes consisted of 26 subjects: 16 visually normal and 10 strabismic or anisometropic subjects without...

Typical or surprisingly uncharacteristic presentations of neuro-ophthalmic emergencies

Irrespective of geographical location or patient cohort, emergency departments are high risk locations capable of inspiring extreme anxiety and dread in patients and doctors alike. The stress multiplies when a walk-in or referred case is suspected of underlying neurological pathology....

Optic nerve swelling – your survival guide (part 1)

Assessment of optic nerve appearance and functions is a daily routine in neuro-ophthalmology. Following a recent high profile court case there has been a significant increase in the amount of referral to ophthalmology departments to assess the optic nerve and...

The management of possibly progressive pterygium

A 43-year-old Sudanese male patient is referred by his GP with a fleshy lesion encroaching the nasal cornea for the last six months. History Make note of: risk factors, i.e. UV exposure and ocular irritation - history of living in...

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...

Childhood visual development in albinism and infantile nystagmus

The authors compare monocular and binocular development measures in 16 children with albinism, 10 with infantile nystagmus (INS) and 72 with normal vision to address interocular acuity differences, crowding ratios and binocular summation rates. The children were aged between four...

Infections related to strabismus surgery

This review considers the range of infections occurring with strabismus surgery. Extraocular infections include conjunctiva, sub Tenon’s abscess and orbital cellulitis. Intraocular infection includes endophthalmitis. Prevention of infection and risk factors includes the issue of scleral penetration and use of...