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Comparison of ganglion cell thinning in glaucoma vs. macular hole repair

This prospective study compared the changes in the photopic negative response of the focal macular electroretinogram (fmERG) caused by retinal ganglion cell complex (GCC) thinning at the macula between patients with open angle glaucoma (OAG) and 12 months after successful...

Optical coherence tomography in patients exposed to vigabatrin

Vigabatrin is used to treat epilepsy and can lead to increased levels of gamma-aminobutyric acid (GABA) in the brain and in the retina leading to binasal visual field defects. Although not the first line of treatment for adults it is...

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...

Regulatory drug evaluations and expedited review initiatives: EU and US perspectives

The European Medicines Agency (EMA) and United States Food and Drug Administration (FDA) each conduct independent assessments of benefit-risk profile when evaluating applications to market new or modified medicines, and their respective decision-making is guided by distinct legislation, procedures and...

Aspheric toric IOL implantation and LRI in eyes with cataracts and astigmatism

This is a prospective study from a single unit to compare the visual outcome of aspheric toric intraocular lens (IOL) implantation and limbal relaxing incisions (LRI) for management of coexisting age-related cataracts and astigmatism. Sixty eyes of 60 patients with...

Virtual reality pupil assessment software

For Oct/Nov 2021 we review a virtual reality (VR) solution for training and assessing pupil function. Different types of VR exist, and the application described here is used on the Oculus Quest or Pico headsets. The user wears a headset...

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...

The results of the last survey Oct24

*Please be aware that this data does not form part of a peer reviewed research study. The information therein should not be relied upon for clinical purposes but instead used as a guide for clinical practice and reflection. The sample...

Blind gaming group levels up at five years

A community of gamers with sight loss from across Scotland and Northern Ireland says its network is thriving as it marks its fifth anniversary. Formed during the pandemic lockdown in November 2020, as part of RNIB’s community work, the group...

Biotech Healthcare Successfully Concludes Global Phakic Users Meeting 2024 in Barcelona

October 3, 2024 – Celebrating its 25th anniversary, Biotech Healthcare hosted the Global Phakic Users Meeting 2024 at the stunning Joan Miró Foundation in Barcelona on 5th September. Bringing together over 150 ophthalmologists from 28 countries, the event showcased Biotech's...

Control of diabetic retinopathy after bariatric surgery

This systemic review and meta-analysis assessed prevalence of diabetic retinopathy including sight-threatening diabetic retinopathy after surgery. They included 14 studies with 110,300 surgical patients and 252,289 control subjects. They proposed that the risk of having any form of diabetic retinopathy...

Apr/May 2014 Quiz 2

History A 29-year-old woman presented to the emergency department with a two week history of floaters and patchy peripheral visual field loss in the left eye (LE). She had no relevant medical history and she was not on any current...