Keratoconus is a non-inflammatory corneal degeneration that leads to progressive corneal thinning, myopia, irregular astigmatism and scarring, resulting in debilitating vision loss which affects patients' quality of life. Data from the New Zealand National Eye Bank over the past two decades have consistently reported keratoconus as the leading indication for corneal transplantation, accounting for 40-45% of corneal transplants annually. But keratoconus can be mitigated with crosslinking, which strengthens corneal tissue, if a patient is referred early enough...