You searched for "PDR"

705 results found

Diagnosis of ocular tuberculosis

This review article provides an update on the methods diagnosing ocular tuberculosis (TB), the difficulties in making the diagnosis and makes recommendations to a more accurate diagnosis by combining the available diagnostic tests. Today ocular TB remains a presumptive clinical...

Ginko bilboa extract affects hypoxic retinal pigment epithelial cells

Wet age-related macular degeneration (AMD) is characterised by choroidal neovascular membrane (CNVM) formation. It is thought that localised hypoxia within the retina results in overexpression of growth factors such as vascular endothelial growth factor (VEGF), which induces CNVM formation. VEGF...

Current practice and patient selection for ISBCS in the UK

This study investigated patient and operative characteristics for immediate sequential bilateral cataract surgery (ISBCS) and delayed bilateral cataract surgery (DSCS). The annual NHS spend on cataract surgery is £500 million, a figure expected to rise by 50% in the next...

Risk stratification to reduce intraoperative cataract surgical complications

The authors prospectively collected data on 1135 consecutive patients undergoing cataract surgery. They were risk stratified according to categories – A (no additional risk factors, 0 points), B (vitrectomy, corneal scarring, small pupil less than 3mm, shallow anterior chamber less...

Ocular manifestations of Whipple’s disease

In this retrospective review of 217 patients with Whipple’s disease (WD), the authors reviewed the presentations of those with ocular manifestations. Ocular signs of WD are under recognised, frequently resulting in misdiagnosis and mismanagement. Mayo Data Explorer, a Mayo Clinic...

Cost-effectiveness of orthoptic-delivered screening versus school nurse screening

The authors describe a long-term audit of outcomes and costs associated with referrals from two established neighbouring school-entry vision screening services in the UK over one academic year with one adhering to national UK screening guidelines more closely than the...

Does the length of the school day have a role in age of myopia onset?

The authors prospectively collected the refractive data of myopic adults attending recruiting dispensing optician or ophthalmologist sites. Participants were recruited consecutively, giving verbal informed consent. Sites included a mix of urban and rural areas across eight sites. The following data...

The interpretation and use of ultrasound biomicroscopy (part 1)

Ultrasound Biomicroscopy (UBM) has become increasingly important for the diagnosis of a variety of anterior segment pathologies. Most ophthalmologists are familiar with conventional B-scan ultrasonography techniques, which operate at lower sound frequencies (7.5 to 20MHz). UBM is an ultrasound technique...

Birmingham Refraction Certificate Course

A one-day course run by ophthalmologists for ophthalmic trainees and doctors preparing for the refraction certificate exam. Includes tips and tricks on: retinoscopy of patients and model eyes (the model eyes used will be the same Heine eyes used in...

Randomised controlled trial of CAM training vs occlusion for amblyopia therapy

The main aim of this study was to compare the effect of Cambridge vision stimulator (CAM) therapy with passive occlusion in the management of unilateral amblyopia. This was an randomised control trial (RCT) with two groups; group 1 with CAM...

Possible COVID-19 related maculopathy

COVID-19 is being investigated as a potential cause for various ocular diseases, with growing evidence of related retinal vascular changes, that vary from isolated cotton wool spots and retinal haemorrhages to retinal vascular occlusions [1.2]. COVID-related macular affection has also...

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...