You searched for "diplopia"

230 results found

Four rectus muscle surgery for infantile nystagmus syndrome

The authors present a case report of infantile nystagmus syndrome (INS) with abnormal head posture (AHP) of face turn, head tilt and chin depression with a single-step surgery of all four horizontal rectus muscles. The case was a 26-year-old male...

Risk factors and management for postoperative complications in strabismus surgery

This retrospective cohort study examined 1273 patients, comprising 1035 cases of exotropia and 238 cases of esotropia, with a minimum 18-month follow-up after strabismus surgery. Baseline demographics, age at surgery, pre / postoperative visual acuity, and deviation were included. Complications...

Which cover test method is the best starting point for prescribing temporary prisms?

A retrospective review of medical records was completed, identifying consecutive patients prescribed Fresnel prisms for diplopia, assessed using both simultaneous prism and cover test (SPCT) and prism and alternate cover test (PACT) by a single orthoptist over a 36-month period....

Binocular single vision (BSV)

Introduction In this article I will try to summarise some of the definitions, tests and assessments performed in the strabismus clinic to assess patient binocular potential. This is a key feature of strabismus assessment, especially in adults, and it will...

Third nerve palsy following cataract surgery with sub-Tenon’s anaesthesia

Figure 1: Photograph showing partial ptosis of the right eye two months after surgery (photo by R McLeod). An 83-year-old lady had routine right eye cataract surgery under uncomplicated sub-Tenon’s anaesthesia. She presented two weeks later, explaining that following the...

Making sense of the orthoptic assessment

Following the Specialty Trainee article on this topic in the February/March 2020 issue, Joe Smith provides a more detailed breakdown of the orthoptic report. Orthoptists investigate, diagnose and manage a wide variety of patients with varying problems. In this article,...

Myasthenia Gravis Masquerading as a Third Cranial Nerve Palsy

A 65-year-old man presented with a week’s history of binocular diplopia (in all directions of gaze) and a right partial ptosis. He was systemically well. His past medical history was unremarkable except for vitiligo. At presentation acuity was 6/6 bilaterally....

Single muscle surgery for hypertropia

The authors undertook partial tenotomies combined with graded marginal recession of single vertical rectus muscles to treat small angle hypertropia in four adults with fusion potential. They report dose response, surgical technique and outcomes. Dose response closely matched the theoretical...

Stereo distance in XT

The test distance effect on stereoacuity was explored in a population with intermittent exotropia along with use of two types of stereograms with crossed and uncrossed disparity. At near and distance distances, the median for both disparities was 60”; 79%...

Cluster of cyclic esotropia cases

This study reports a series of five patients with cyclic esotropia presenting within a period of 19 months in 2015-16 in one institute. Brain MRI scans were abnormal in two patients (twins) with abnormal white matter signal in the frontal...

The College of Optometrists: Online Peer Review Jan 16 25

This online peer review session is open to College members and will cover your GOC peer review requirement. It is worth three interactive CPD points. At our online session, you will join a large group for an introduction and then...

The College of Optometrists: Online Peer Review 28 Jan 25

This online peer review session is open to College members and will cover your GOC peer review requirement. It is worth three interactive CPD points. At our online session, you will join a large group for an introduction and then...