Corneal Neovascularization refers to abnormal blood vessels that grow into the cornea. Since the cornea receives all of its oxygen from the air, if the airflow to the cornea is blocked by contact lens wear, blood vessels may grow in.
The higher your prescription and the thicker your contact lens, the more likely this will occur.
a Pannus; if unchecked it can grow over the pupil region of the cornea and decrease vision.
Corneal neovascularization requires immediate lens exchange or lens discontinuation to allow sufficient oxygen supply to the cornea.
