You searched for "periocular"

1391 results found

BEST stereotest

BEST (Bernell Evaluation of Stereopsis Test) is a filter-free method that uses lenticular technology. The test presents colourful animal targets ranging from 400 to 40”. Stereoacuity was measured with BEST and Randot in 100 children aged 3.3-17.8 years, mean 8.52...

Understanding amniotic membrane grafts

Safa Elhassan gives a brief review of amniotic membrane grafts and their application in theatre and clinic-based settings. Amniotic membrane (AM) transplant has been an established adjuvant treatment for many corneal, conjunctival and scleral disorders in ophthalmic clinical practice with...

Video game play as amblyopia treatment adjunct

The aim of this study was to evaluate the role of monocular video game play as a supplement to occlusion therapy in the treatment of anisometropic amblyopia (AA). This was a prospective study of 68 patients aged six to 14...

The management of antiplatelets and anticoagulation in elective ophthalmic surgery

Clinical scenario: A 57-year-old gentleman who is scheduled to have Mohs micrographic surgery and reconstruction for a medial canthal basel cell carcinoma (BCC) has been started on aspirin and clopidogrel following a coronary stent three weeks ago. Does the antiplatelet...

Patterns of binocular diplopia in giant cell arteritis (GCA)

Giant cell arteritis (GCA) is a granulomatous vasculitis that targets medium and large sized vessels. Binocular diplopia has been reported in a small number of patients with visual manifestations of GCA. It can be caused by ischaemia in any segment...

Chronic dacryocystitis?

Lacrimal drainage system tumours are rare and lymphomas account for less than 10% of these tumours [1]. Most patients presenting with lymphoma infiltration of the lacrimal drainage system have a history of previously diagnosed lymphoma elsewhere. We report a case...

Feb/Mar 2015 Quiz 1

A 79-year-old male presented to the ophthalmic emergency department with a three week history of left eye pain. He also reported visual deterioration in the left eye over the same period. He suffered from degenerative myopia, with his spectacle prescription...

A brief history of colour vision

Andrew Want takes a look at how colour vision has evolved in humans and animals and how it differs across species. Colour vision is something that we often take for granted, but it has become so intrinsic to the way...

Apr/May 2017 Quiz

History A five-month-old baby was seen in clinic with bilateral congenital corneal opacities. The right cornea is shown in Figure 1. Figure 1. Examination revealed corneal oedema and opacities of Descemet’s membrane and endothelium with a few vesicular lesions. Corneal...

Twenty-four hour IOP patterns in patients with thyroid eye disease (OO/GL)

Elevated IOP in patients with thyroid eye disease (TED) can be caused by restriction and compression of the globe by enlarged extraocular muscles, elevated episcleral venous pressure and increased mucopolysaccharide deposition in the trabecular meshwork. Although previous studies have investigated...

Smartphone use and its effects on eyes

Longitudinal pilot study on 12 young healthy adults comparing effects of smartphone use over a 60-minute period. Reading conditions and smartphone use was standardised for all participants. Ocular symptoms, tear function and binocular vision were assessed before and after each...

Pilot trial of virtual reality to treat amblyopia beyond the age of seven years

A pilot double-blind randomised controlled trial is presented. Patients were required to be between seven and 38 years of age, have a diagnosis of anisometropic and / or strabismus unilateral amblyopia, visual acuity in the amblyopic eye between 0.3-1.0 LogMAR...