What is Cornea?Cornea is the clear, transparent membrane at the front part of the eye. It acts as a strong refracting apparatus and looks like contact lens.
Pathological Changes of Cornea
- Cornea degeneration
- Injuries such as burn, chemical injuries
- congenital corneal disease
KeratoconusKeratoconus is a condition where the cornea protrudes outward like a cone and generally starts as a normal blurred vision, sensitivity to bright lights and occasional itchiness.
Age group: mainly affecting people at the age of about 30
Symptoms: sudden deterioration of astigmatism