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Samsung focuses on the sight impaired and internet security flaws

Smartphone assistive technology for the sight impaired In previous issues we’ve covered some specific smartphones that have been developed for the sight impaired. Samsung are now doing something similar, but in the form of accessories. In March 2014 they announced,...

Jun/Jul 2014 Quiz

History An 80-year-old male had a cataract removed with intraocular lens (IOL) seven years previous. He presented with cloudy vision and it was noted that the IOL was intrinsically opaque. The IOL was replaced and sent for ophthalmic pathology assessment....

Feb/Mar 2014 Quiz 2

History A 65-year-old lady presented with a ten year history of nonspecific visual disturbance and mild symptoms of dry eyes. Questioning revealed progressive nyctalopia. Previous medical history of note included Crohn’s disease requiring two bowel resections including small intestine. Figure...

Turn up anytime

When I was starting off in ophthalmology my then boss had a standard spiel after completing a cataract case. It did not vary and I do not recall an instance of it not taking place. “The operation went well and...

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...

Open source and tele-manufacturing for ophthalmology

Open source or crowd-sourcing and crowd-collaboration are concepts almost always associated with software and public online projects such as Wiki project. Never had I imagined that my team would apply the same principle in ophthalmology. Just less than a month...

The results of the last survey Jun23

*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. I continue...

A refractive surprise after vitrectomy and capsulectomy

Figure 1: Right posterior capsule small aperture. We report a case of a pseudophakic patient who underwent vitrectomy and posterior capsulectomy. In spite of good visual acuity and absence of floaters, he was unhappy with the visual outcome. Case report...

Traumatic ‘toy’ gun injury leading to permanent vision loss

Pseudoxanthoma elasticum (PXE) is a progressive, inherited disorder of connective tissue that affects the skin, cardiovascular system and retina. Ocular manifestations of the disease are related to Bruch’s membrane, a thin elastic tissue layer located between the retinal pigment epithelium...

Refractive surprise after cataract surgery caused by posterior capsular striae

Cataract removal with intraocular lens (IOL) implantation is one of the most frequently performed surgeries in current clinical practice [1,2]. New microsurgical techniques and refined IOL power calculations allow excellent refractive outcomes. Refractive surprise following cataract surgery is uncommon [1-3]...

Usher syndrome: an overview

Usher syndrome is the most common hereditary condition that affects both vision and hearing. It is an autosomal recessive condition characterised by retinitis pigmentosa (RP) and bilateral sensorineural hearing loss [1,2]. Usher syndrome is the cause of approximately 10% of...

The first on-call

You’ve made into ophthalmic specialist training and before you know it, it’s your first on-call shift. You are expected to provide the specialist on-call service out of hours and there is a new wave of responsibility, with, let’s be honest,...