You searched for "occlusion"

1413 results found

Maximising the ocular surface prior to cataract surgery: The old and the new modalities of treatment

Cataract surgery is among the most commonly performed surgical procedures worldwide. Over time, it has evolved from a lens-extraction procedure into a refractive intervention that demands meticulous perioperative planning and precision to achieve optimal outcomes. Optimisation of the ocular surface...

Management of squint with near-distance angle disparity

These are a group of strabismus disorders where the angle of misalignment is different between near and distance. The focus of this article will be on the patients where the angle for near exceeds the distance angle by more than...

Narrative review of idiopathic intracranial hypertension in children / adolescents

Idiopathic intracranial hypertension (IIH) affects both children and adults. Whilst the majority of IIH is mainly seen amongst adults, it also affects children. There are currently no clinical trials in IIH for those who are adolescents or children. The aims...

Eyes on Rwanda: Lessons from an international ophthalmology experience

On the 26 February 2025, I travelled to Rwanda on the invitation of a former Belfast trainee, Michael Mikhail. Michael is now one of only two vitreoretinal (VR) surgeons in Rwanda, a country with a population of 14 million. Born...

The paediatric cataract: an overview of the diagnosis and management

In this second article (see first article here), Samuel Aryee and Rhys Dumont Jones review the challenges involved in managing this condition. Examination and diagnosis Cataracts in children can appear in a variety of forms, each presenting in a different...

Positive diagnosis of acute posterior ischaemic optic nerve neuropathy

Posterior ischaemic optic neuropathy is a rare cause of visual loss believed to be due to infarction in the territory of the pial branches of the ophthalmic artery. There is an absence of clinical signs which means the diagnosis is...

Recession and resection surgery in TED

The aim was to investigate changes in ocular ductions in thyroid eye disease (TED) patients undergoing recession in comparison to recession / resection surgery. This was a retrospective study of 119 patients with inclusion of 102 eyes in final analysis....

Prediction errors of formulas in optical biometers

This study was conducted retrospectively in a private practice setting. Nine formulas were compared for prediction error (postoperative spherical equivalent (SE) minus, predicted SE calculated by each formula), using two optical biometers (Lenstar – optical low coherence reflectometry (OLCR) and...

Intravitreal Aflibercept (IVT-AFL): treatment of macular oedema secondary to RVO

This paper is a sub-group analysis of the real-world effectiveness, treatment patterns, and safety of IVT-AFL in patients with macular oedema secondary to retinal vein occlusion (RVO) in Italy. One hundred and fifity-two treatment-naïve and 50 pretreated patients were enrolled...

The power of the full blood count

Vishal Shah walks us through his thought process whilst highlighting the importance of routine investigations when dealing with unusual retinovascular presentations. Retinal changes can arise in anaemia, leukaemia, lymphoma, myeloproliferative and myelodysplastic syndrome. They are often the first manifestation of...

An educational intervention to improve adherence to high-dosage patching regimen for amblyopia

This is a randomised trial of patients recruited between the periods of March 2006 and March 2008 from ophthalmology clinics in the Leicestershire area. A total of 62 children with newly diagnosed amblyopia were allocated randomly into two treatment arms...

Comparison of vision screening programmes

The purpose was to examine the treatment that children underwent as a result of being identified with reduced vision at school screening. The level of improvement in vision was identified and the time taken to achieve maximum visual acuity. There...