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Clinical features of basic acquired nonaccommodative esotropia requiring surgery

Basic acquired nonaccommodative esotropia (BANAET) is a concomitant esotropia occurring after the age of six months without significant refractive error or accommodative element. Esotropia is similar for both near and distance and children have prior binocular single vision. The purpose...

Correlations of fusional convergence with suppression depth in control of exotropia

This study was undertaken to investigate the differences in fusional convergence during refusion in patients with intermittent exotropia based on suppression depth and exotropia control. This was a cross-sectional study of 25 patients; 15 female and 10 male aged mean...

What plane should be used for ultrasound measurement of the optic nerve sheath diameter?

This prospective observational study aimed to evaluate the differences between optic nerve sheath diameter (ONSD) between the patients’ two eyes and different ultrasound planes (transverse and sagittal). Participants were recruited over a two-year period from a single neurosurgical department. To...

Oculogyric crisis with B12 deficiency

An oculogyric crisis (OGC) is a dystonic movement disorder of the eyes which can last from seconds to hours. Although there is no published diagnostic criteria for OGC, typically the onset is acute, and it is characterised by conjugate upward...

Forward-tilt technique for intraocular pressure measurement in upgaze

The authors suggest a technique to improve the accuracy of measuring IOP in upgaze using Goldmann applanation tonometry. Graves’ ophthalmopathy, also known as thyroid eye disease, is an autoimmune inflammatory condition affecting the orbit and periorbital tissues [1]. It was...

Ophthalmology Foundation: a promising new beginning

The world’s leaders in ophthalmology have created the new Ophthalmology Foundation, to make prevention of blindness and maintenance of high quality vision accessible to people of all nations. Board of Directors President David EI Pyott explains their vision for the...

Surgical treatment of high myopia

Although several excellent modalities are available for correcting high myopia, the surgical treatment of this condition remains one of the biggest challenges for refractive surgeons; this group of patients is often very dependent on contact lenses. If these patients become...

OSA Insights to Market win praise from members

OSA members praised the breadth of optical market insights provided by the Autumn meeting this week as a broad spectrum of suppliers gathered in London, reinforcing the strength of the trade body.

One million people complete The Oliver McGowan Mandatory Training on Learning Disability and Autism e-learning

Over one million people have completed The Oliver McGowan Mandatory Training on Learning Disability and Autism’s e-learning in the year since it was launched.

The madarosis mystery: unravelling the clues to a host of health issues

Eyelash madarosis is a medical condition characterised by the loss of eyelashes caused by the destruction of hair follicles. It can range from a few missing lashes to a complete absence of lashes on the eyelids. This condition can be...

Acute dacryoadenitis secondary to COVID-19

Acute dacryoadenitis is defined as the rapid onset of discomfort and swelling of the lacrimal gland, classically giving rise to an S-shaped ptosis [1]. Dacryoadenitis is the most common cause of a painful mass in the lacrimal gland in young...

COMPlog – Electronic visual lane software

COMPlog is software designed to replace physical Snellen and LogMAR charts. We have been using COMPlog since 2017 in the unit where I work. Some readers may find our experience, and reasons for choosing this product, interesting. This article is...