Smartphone Gonio-imaging: The Truly Frugal Indian Revolution
Introduction: Gonioscopy is the evaluation of the angle of the anterior chamber, a term coined by Alexios Tarantas.[1] It is one of the three important components to diagnose and classify glaucoma, the visual field changes and the optic nerve head evaluation being the other two. This clinical skill which should be performed on each patient visiting the clinic for the first time is not performed as much as it should be, the deficit fuelled by the enigma of it being one of the most difficult skills to be acquired in any clinical evaluation. Dr Wallace Alward, a doyen in the field of gonioscopy had recently delivered a talk which was titled “Gonioscopy: Still a State of Art after 100 years”.[2] This title beautifully sums up the gap between the demand and its supply. This deficit does not seem to be fulfilled in near future by the conventional examination techniques. So, the field of ophthalmology needs to move to a method that is frugal, easily operable, reproducible, and should hold val

