Smartphone video clip of a Herpes Simplex Virus Keratitis fluorescein pattern.

Herpes Simplex Virus Keratitis remains a clinical diagnosis based on the presence of a dendritic ulcer, as its most common presentation.

It is characterized as a “linear branching pattern with terminal bulbs, swollen epithelial borders, and central ulceration through the basement membrane”.

For a variety of reasons, smartphones are increasingly receiving attention in ophthalmology. They easily allow capturing images and films anytime and anyplace without further need of sophisticated, expensive, space occupying equipment.

Wang JC, Ritterband DC, Roy H et all. Herpes Simplex Keratitis. Available at
http://emedicine.medscape.com/article/1194268-overview Last accessed in May 1, 2015