You searched for "radiation"

3566 results found

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...

Oral glycerol effect on anterior chamber depth during cataract surgery

The authors present the findings of a controlled clinical trial where cataract patients having surgery for both eyes at least seven days apart were given oral glycerol preoperatively when operating on the right eye. This meant that the left eye...

AI-Based devices in national screening programmes: barriers and challenges

Diabetic retinopathy (DR) may have long-term complications and is recorded as a leading cause of blindness. National DR screening programmes have effectively reduced severe visual loss by timely detection and subsequent treatment of sight-threatening proliferative DR and diabetic macular oedema....

My Top Five: Social movements changing eyecare awareness

Throughout recent years, the rise of the digital age has allowed for social movements to receive far greater awareness than was ever deemed possible. As a result, significant attention has been drawn towards initiatives focusing on a range of health...

Shifting the paradigm of managing patients in medical retina: how real-world data can help us to improve clinical practice

The ophthalmic subspecialty of ‘medical retina’ has undergone dramatic changes in recent years. With the introduction of ranibizumab (Lucentis, Novartis), a specialty formerly dominated by laser-based therapies has been transformed to become, in large part, pharmacotherapy-based. To date, these pharmacotherapies...

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...

Nano-ophthalmology paves a new path in the future of eyecare

Introduction The treatments of ocular conditions in the field of ophthalmology varies from topical to surgical procedures. The field of nanotechnology is one of the fast-growing fields of medicine, which plays an important role in turning the impossibilities of the...

VISION 2020 LINKS: COECSA Fellowship examination goes from strength to strength

Eye health problems and access to diagnosis and treatment is an important issue throughout low- and middle-income countries (LMICs), and particularly on the African continent, where quality of life is drastically affected by poor vision, blindness and deteriorating eye health,...

ANGPTL-4 inhibition reduces inflammation in diabetic retinopathy

Diabetic retinopathy (DR) is the most common cause of blindness in working-age humans, and numbers are rising due to increased cases of type 2 diabetes (T2D). T2D is associated with increased obesity and dyslipidaemia, which is a major risk factor...

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...

Reducing postop nausea and vomiting

This study adopted an aggressive prophylactic anti postoperative nausea and vomiting (PONV) regime with retrospective review of patient outcomes. Of 794 adult strabismus procedures, 31 (4%) had PONV. Median post-anaesthetic recovery was 45 minutes. Prolonged recovery was associated with long-term...

Subthreshold micropulse laser treatment in chronic central serous chorioretinopathy

This retrospective study was conducted to assess the treatment of 38 patients of chronic central serous chorioretinopathy with a 577-nm subthreshold micropulse laser (SML) Supra Scan Quantel Medical. Eighteen patients of these had persistent subretinal fluid (SRF) after photodynamic therapy....