You searched for "medicines"

1101 results found

The refractive index in the eye lens – implications for clinical practice and optical design

The eye may appear to be a comparatively simple organ and yet its optical system is complex and continues to be a source of investigation and research. The major optical elements are considered to be the cornea and the lens...

Best way to detect glaucoma progression: by reflecting on the past 25 years

Glaucoma – a condition of optic neuropathy leading to progressive visual field loss often associated with raised intraocular pressure. It is fair to say that our definition for this condition has remained unchanged over the last 25 years and the...

Ophthalmic learning through the lens of cognitivism and constructivism

Learning in ophthalmology is multi-faceted, from understanding the fundamentals of eye anatomy and physiology to higher order skills such as performing cataract and vitreoretinal surgery. Having a strong foundation in the basics is a necessity for higher order knowledge synthesis,...

The implementation of postoperative day 1 vitrectomy telephone follow-up consultations

In this pre-COVID-19 study, the authors argue that some follow-up consultations can be done by telephone without compromising patient safety. Thirty years ago, a study by Isernhagen et al. [1] found that 52% of patients required some form of unexpected...

Acute management of retrobulbar haemorrhage

The authors discuss the importance of rapid diagnosis and correct management of acute RBH presentation to avoid the risk of permanent blindness. Retrobulbar haemorrhage (RBH) is an ocular emergency that occurs due to arterial bleeding in the orbital cavity behind...

An eye on novel anti-cancer agents: an evidence-based approach to external eye assessment

Novel anti-cancer therapies have led to significant advancement in cancer treatment, however, they can be associated with external eye complications. It is important to be mindful of such adverse effects during assessment of patients enrolled in clinical trials. Annually, approximately...

Irido-corneal endothelial syndrome: an overview

Irido-corneal endothelial (ICE) syndrome is a rare group of eye related disorders that constitute three different clinical entities: Chandler syndrome (CS), essential / progressive iris atrophy and iris naevus / Cogan-Reese syndrome. ICE syndrome is sporadic in its presentation as...

Implications of missed foreign bodies under the upper eyelid

Children aren’t the best historians. As a result, clinicians sometimes rely on the accounts of parents regarding problems. Missed foreign bodies due to poor histories or incomplete examinations may result in irreversible loss of vision. This case report shines light...

Resurfacing the ocular surface

The ocular surface (OS) is an anatomical and functional unit made of the tear film, the conjunctival, limbal and corneal epithelium, the lacrimal, mucous and meibomian glands and the lids and blink reflex. The tear film is composed of a...

Pathological myopia: a trainer’s perceptive

High myopia is defined as myopic refraction of greater than -6 dioptres with an axial length greater than 26.5mm, while pathological myopia is myopic refraction with posterior pole degeneration [1]. These degenerative changes can affect a young population and in...

Myopia management

With the growing prevalence of myopia at epidemic levels in some countries and increasing number of research publications on myopia control, there is a lot of controversy regarding the management of myopia. As none of them are at present available...

Sickle cell eye disease: an overview of vitreoretinal complications and their surgical management

Sickle cell disease is the most common genetic disorder worldwide and is associated with lifelong anaemia, intermittent pain and multi-organ morbidity. Ocular involvement can be associated with significant visual impairment due to the complications of proliferative sickle retinopathy (PSR). Occasionally...