You searched for "binocular"

1131 results found

BT as an effective alternative treatment for small angle consecutive exotropia

In this study, the authors evaluate the efficacy of botulinum toxin A (BTA) as a treatment option for consecutive exotropia. This was a retrospective review of 34 patients; 23 female and 11 male. Age at BTA was a mean of...

The paediatric cataract: an overview of the diagnosis and management

In this second article (see first article here), Samuel Aryee and Rhys Dumont Jones review the challenges involved in managing this condition. Examination and diagnosis Cataracts in children can appear in a variety of forms, each presenting in a different...

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...

Refractive changes after surgery

A long-term follow-up study was conducted to report power vector analysis of refractive astigmatic changes in a large group of 137 patients (250 eyes) undergoing horizontal strabismus surgery. Fifty-four percent were male. The average age was 9.22±8.21 years. Fifty-five percent...

Surgical treatment for monocular elevation deficit

Type 1 monocular elevation deficiency is a restrictive form identified by positive results on forced duction testing in elevation, normal elevation forced generation test, elevation of saccadic velocity and absence of poor Bell’s phenomenon. The authors aimed to evaluate the...

Paralytic strabismus in Parry-Romberg syndrome

Parry-Romberg syndrome is a progressive hemifacial atrophy with idiopathic craniofacial disorder characterised by slowly progressive atrophy of soft tissues on one side of the face. A case is presented of acquired monocular elevation deficit in a child without restrictive component....

Augmented surgery for monocular elevation deficiency

The outcomes are described for augmented lateral rectus superior transposition in cases of acquired monocular elevation deficiency (MED) associated with large hypotropia in primary gaze. The lateral rectus was transposed superiorly and reinserted on sclera between the temporal margin of...

Comparison of degradation of stereoacuity with reduced visual input

The aim of this study was to investigate the differing extents to which stereo thresholds obtained with Frisby, TNO, Lang Stereopad and ASTEROID stereo tests are affected by changes in visual input in adults. Bangerter foils (0.2 and 0.4) were...

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...

Conservative management of concomitant strabismus

The aim of management for all patients with strabismus should centre around four goals: to prevent amblyopia, to alleviate symptoms, to restore binocular single vision (BSV) and to improve ocular alignment. The conservative management options available for strabismus include observation,...

Eyes on the road – visual standards for car drivers

The author examines the current visual standards required by drivers and asks whether more needs to be done to make roads safer. Are the public adequately protected by the current system of visual standards required by drivers? In a survey...

Surgical strategies to manage incomitant strabismus in adults

Incomitant vertical and / or horizontal strabismus is a challenging presentation. Patients are usually symptomatic as the onset is either sudden so they haven’t developed any coping mechanisms or very complex so that any coping mechanisms will not cover all...