World Keratoconus Day 2017
World Keratoconus Day 2017 Health World Keratoconus Day is a chance to raise extra awareness of the disease and this year falls on 10th November. Keratoconus is a disease of the cornea which is progressive but non-inflammatory. Keratoconus is caused by weakening of the collagen fibres which would normally maintain the cornea’s dome-like shape. With this disease the weakened cornea starts to thin, change shape and bulge outwards. This bulging and thinning causes the cornea to form a gradual cone shape which can severely affect vision. An initial sign of keratoconus is often changes in prescription. Also, many patients experience visual disturbances such as glare, halos and double vision which is due to the cornea changing shape. Overtime patients with keratoconus notice their vision starts to become distorted and blurry, and as this is a progressive disease, these visual symptoms become worse. Many patients with keratoconus tend to be very near-sighted with a high level of a...