You searched for "light"

3163 results found

New Flying Eye Hospital takes to the skies for its first programme

In June of this year, international eye care charity Orbis launched their new Flying Eye Hospital, a powerful tool helping the medical community combat preventable blindness through sustainable methods. On board an MD-10 aircraft, a fully accredited ophthalmic facility can...

Use of Strabocheck to measure angle of deviation

Strabocheck (SK) is a free to access software and is a measurement of deviation angle based on the corneal light reflex in monocular and binocular photographs uploaded to the website. The purpose of this study was to evaluate SK in...

Selective laser trabeculoplasty after medical treatment

Selective laser trabeculoplasty (SLT) is a well-established treatment for open-angle glaucoma (OAG) and ocular hypertension (OHT). This post-hoc secondary analysis of the LiGHT trial extension examined SLT as a secondary intervention after 3 years of protocolised medical therapy in patients...

Dans le Noir

There is a restaurant in London where dinner is served in the dark. Not dim light or occasional infrequent light, but absolute pitch black darkness. Apparently the aim is twofold; to better appreciate the quality of the food as the...

Confocal microscopy and corneal graft rejection

Forty-five patients following penetrating keratoplasty (PK) were examined with the HRT III Rostock Cornea Module confocal microscope at various points after their surgery for two years. Activated keratocytes (AKs) were counted manually and their mean number evaluated. A pattern was...

Angle of deviation and psychological impact

This questionnaire-based prospective study using the Psychological Impact Questionnaire was designed to investigate whether the size of the angle of deviation, age, sex, presence of diplopia, visual acuity of the worse eye and direction of deviation are related to psychological...

Surgical results in spinocerebellar ataxia (SCA)

Patients with SCA frequently develop ocular motility abnormalities including nystagmus, abnormal smooth pursuits, dysmetric saccades, divergence paresis and ophthalmoplegia. Incidence of diplopia is higher in SCA type 3. The purpose of this study was to evaluate surgical responses and outcomes...

Surgically induced astigmatism after cataract surgery

In this study, the authors analysed a dataset of 122 eyes of 122 patients with pre- and postoperative measurements of corneal astigmatism with IOL Master 700. A standardised 2.5mm superior corneal incision was utilised. The corneal power vector component in...

Ophthalmic presentations and outcomes in Erdheim-Chester disease

This is a comprehensive article describing clinical manifestations and pathogenesis of Erdheim-Chester disease (ECD) followed by a literature review of the available treatments. The authors look to compare historical treatment (HT) with vemurafenib, a BRAF inhibitor. ECD is a non-Langerhans...

Long-term incidence and survival trends in retinoblastoma in the USA

The authors present a retrospective observational study of 5730 patients diagnosed with retinoblastoma between 1996 and 2018. Data on demographics, age at diagnosis, treatment and survival were extracted from national registries with coverage of 99% of the population of the...

An unusual case of silicone oil in the anterior chamber simulating intraocular implant

Silicone oil internal tamponade has been used for over 50 years, even prior to pars plana vitrectomy [1].Over a course of time silicone oil may migrate to the anterior chamber through the pupil. This may disperse in the form of...

A semi-automated algorithm for identifying glaucoma patients with blindness

Patients with sight impairment (previously referred to as partial sightedness) or severe sight impairment (previously referred to as blindness) are eligible for a certificate of visual impairment (CVI). Certification confers eligibility for a wide range of benefits administered by local...