The assessment of pupils and 
pupillary reactions

Understanding pupillary reactions is vital in understanding basic neuro-opthalmology. It is a skill required in eye casualty, clinics and perhaps most importantly, exams. To start at the beginning, the pupil is the central aperture of the iris, its size controlling...

Preventing refractive surprises by real time biometry during cataract surgery

A few months ago a retired lady presented for second eye cataract surgery. I noted on the pre-op ward round that the outcome of her first eye’s surgery looked like a refractive surprise as her spherical equivalent in that eye...