You searched for "Refraction"

2926 results found

International orthoptics for stroke

The purpose of this study was to consider the practice of orthoptists internationally in care provision for post stroke visual impairment through an international survey. An online survey of 30 questions was circulated via the International Orthoptic Association and completed...

Nystagmus and associated diagnosis

Patients with nystagmus attending a Low Vision clinic in Sweden were included in this study. Medical records were reviewed to exclude those with general diagnoses that could explain the nystagmus. The remaining group of patients underwent subjective refraction, retinoscopy, ocular...

LR/SR surgery for high myopia strabismus

The authors evaluated the outcomes of a surgical procedure involving the muscle union of the superior rectus and lateral rectus muscles with and without medial rectus recession and the anatomic changes before and after surgery in 35 eyes of 20...

Vision screening opinion

The aim of this paper is to describe experts’ perceptions of best practice guidelines and competency frameworks for visual screening in children. A focus group of approximately 75 minutes duration consisted of five orthoptists and two paediatric ophthalmologists with more...

Ocular characteristics in Marfan syndrome

Marfan syndrome (MFS) is a genetic disorder with clinical manifestations associated with cardiovascular, ocular and skeletal organ systems. Typical signs are descending aortic root aneurysms, ectopia lentis, tall stature and scoliosis. This observational study looked at the ocular characteristics, visual...

Surgery for myopic esotropia

The authors report a modified Jenson procedure for the treatment of high axial myopic esotropia. Their study includes 15 eyes of 13 patients with a mean age of 50±10.4 years. Mean spherical refraction was -22.53±6.06 dioptres. Mean axial length was...

OCT angiography findings in amblyopic eyes

In this study, optical coherence tomography angiography (OCTA) was used to detect the existence of any vascular dysfunction in superficial and deep retinal layers that accompany visual impairment in amblyopic eyes compared to fellow and control eyes. The study included...

OCT angiography metrics in children

This prospective study aimed to quantify the vessel density of both the macular and optic nerve and foveal avascular zone (FAZ) values in 92 normal eyes of 92 children (42 boys, 50 girls) aged 13.4 ±2.65 years (seven to 18)....

Would automated pupillometry be a useful addition when assessing acute vision loss?

The authors present a two-part study, the first part being an electronic survey of ophthalmologists and optometrists to identify barriers to the routine clinical use of automated pupillometry and the second, a clinical study comparing the swinging light tests and...

Prisms to treat AACE

Of 128 patients reviewed with binocular dysfunction, 30 (23.4%) had acute acquired concomitant esotropia (AACE). These patients complained of sudden onset diplopia at distance with no or moderate problems at near. There was no previous history of strabismus. Mean age...

Outcomes for IRS implantation for keratoconus

The authors report visual and topographic outcomes of intracorneal ring segment (ICRS) implantation alone or in combination with corneal cross linking (CXL) and long-term results in halting keratoconus in paediatric patients. This study was a retrospective design including 19 patients...

Medium-term outcomes following photo screening

A photo-screening project of preverbal children was conducted in 2016 in Portugal consisting of enrolment of two-year-old children and referral of these if having a positive screen to paediatric ophthalmology plus a screen of four-year-old children who missed or had...