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Clipboard history

If you regularly use the clipboard on a PC or Mac to copy and paste information, you will likely appreciate how useful the feature is. Despite its utility, it fails when you copy data over something else you have yet...

Eyemate, Big Keys, SeeColors and Lastpass

In this article we are covering four topics, ranging from a service to improve television for the color blind, to an intraocular implant that is now available to measure IOP. SeeColors Samsung have released a new app called SeeColors. The...

Projectors and Stagefright

Choosing the correct aspect ratio for a presentation There are several mistakes that are easy to make when using PowerPoint. The most common one I see is the failure of a video to play because the video file wasn’t copied...

The GMC joins the mobile revolution

If you are an ophthalmologist practising in the UK the increasing need to log your educational activities for your Annual Review of Competence Progression (ARCP) or appraisal can’t possibly have escaped you. The existing tools in this area for ophthalmologists...

Code4Health

Like many of the topics covered in this column this subject is not ophthalmic specific. Hopefully it is of sufficient interest to be relevant to this audience. Code4Health is a programme from NHS England that was announced in March 2015...

Pars plana vitrectomy for vitreomacular traction syndrome

This paper presents a meta-analysis and systematic review of the safety and efficacy of vitrectomy for vitreomacular traction (VMT), based on 21 eligible articles from 460 identified. A strength of this study is that it provided pooled analysis across a...

Migraine attack: does retinal and peripapillary blood flow change?

This prospective clinical study compared retinal and peripapillary blood flow parameters in migraine patients during an attack with healthy controls using optical coherence tomography angiography (OCTA). OCTAs were performed on 52 eyes from 26 migraine sufferers and 48 eyes from...

OCT Angiography in Retinal and Macular Diseases

OCT angiography (OCT-A) is based on the concept that in a static eye, the only moving structure in the fundus of the eye is blood flowing through the vessels. This book explains how the technique allows a depth-resolved analysis and...

FAZ measurement on OCTA

This paper aimed to test the AngioVue OCTAs reproducibility and interoperator concordance in evaluating the size of the foveal avascular zone (FAZ). The authors also investigated how the FAZs representation on the OCTA varied after metabolic activity. The right eye...

OCT angiography in PAMM secondary to CRVO

Paracentral acute middle maculopathy (PAMM) is a recently described manifestation presenting with hyperreflective bands within mid retina on spectral domain optical coherence tomography (SD OCT). The current view is that these findings are markers of ischaemia of deep retinal circulation....

Portable corneal topography – exploration of a prototype

Ophthalmic imaging devices, such as corneal topographers, are not widespread in the developing world. A small device that connects to a smartphone might be a solution to improve developing nation access to corneal imaging. I recently had the opportunity to...

Envision Glasses – a different take on a sight impairment wearable (part 1)

In recent issues we reviewed the OrCam MyEye Pro, a glasses mounted mobile device that can assist sight impaired users. This time we are taking a look at the Envision Glasses, a comparable device that takes a different approach (see...