You searched for "calcification"

1583 results found

Randomisation, confounding & observational methods in ophthalmic epidemiology

Randomisation and confounding Understanding the relationship between an exposure and an outcome of interest is the central challenge in ophthalmic epidemiology. The exposure may be aetiological, taking the form of a putative risk biological factor, or therapeutic, in the form...

Supranuclear ocular motility disorders

Figure 1: Bilateral INO Introduction Complex ocular motility disorders are a diagnostic challenge. These patients come with very complex ocular motility presentations and require a careful and detailed assessment in order to find the correct diagnosis and arrange appropriate investigations....

Optometrist found guilty of manslaughter

To start our new Optometry section, editor Janet Pooley takes a look at the tragic death of Vincent Barker and asks what lessons can be learned. In August, Optometrist Honey Rose was found guilty of the manslaughter of eight-year-old Vincent...

Cancer associated retinopathy

Abdul Muhyemin Tarin reviews the presentation, pathophysiology and management of this paraneoplastic syndrome. Case presentation A 60-year-old hypermetropic female patient presented with several months’ history of painless blurred vision. Visual acuity (VA) was 6/24 and 6/9-1 in right and left...

Doing a systematic review: a users’ guide for foundation doctors

Research is increasingly important for junior doctors and systematic reviews (SRs) are a great place to start. Carrying out an SR can help a doctor demonstrate commitment to a specialty, develop research skills and get results quickly. This article aims...

Building research capacity through the VISION 2020 LINKS Programme

The aim is to build capacity for research in the region covered by the College of Ophthalmology of Eastern, Central and Southern Africa (COECSA). The project will build research capacity in three ophthalmology training institutions by ‘training the trainers’ and...

Vitreomacular traction: natural course vs. vitrectomy vs. ocriplasmin

Over time, the vitreous gel completely separates from the retina in a process known as a posterior vitreous detachment (PVD). In some instances, however, the vitreous does not detach entirely and remains adherent to the macula. The term vitreomacular traction...

Feb/Mar 2016 Quiz 2

History A 30-year-old male presents with a phthisical left eye and undergoes enucleation. He has some lesions in his right eye that are under ophthalmic surveillance. Figure 1 is a low power of the enucleation. Figures 2, 3 and 4...

Phaco nightmares

I am interested in the stressful nature of cataract surgery from the surgeon rather than the patient’s perspective. It is an issue that has quite literally kept me awake at night. Part of getting to grips with a problem is...

Pituitary adenoma causing compression of the optic chiasm

A 21-year-old girl presented to her general practitioner (GP) with a three-month history of headaches, becoming more frequent and associated intermittent vomiting that did not improve with simple analgesics. There was a strong family history of migraines. She was initially...

Diabetes and diabetic retinopathy: Changes in understanding of the disease over the last 25 years and how the UK is helping low-income countries tackle the challenges

Diabetes – a historical perspective Diabetes mellitus (DM) is a chronic disease caused by inherited and / or acquired deficiency in production of insulin by the pancreas, or by the ineffectiveness of the insulin produced. Such a deficiency results in...

Ocular Telehealth: A Practical Guide, 1st Edition

Ocular Telehealth: A Practical Guide is in its first edition, which is great considering the recent adjustments to practical medical delivery that the COVID-19 pandemic has mandated. Overall, this book is well written in a structured format defining the uses...