Surgical Treatment of a Superiorly Located Pellucid Marginal Degeneration Associated with Cataract

ripheral cornea causing corneal thinning, generally located at the inferior quadrants of the cornea. However the involvement can rarely include superior, temporal and nasal sides of the cornea.1 It can be associated with atopic dermatitis and keratoconjunctivitis.2 The disease generally occurs in the fourth or fifth decade and can cause irregular against-the rule astigmatism with crescent like thinning of the affected corneal zone.3 There are some methods described in the treatment of PMD such as contact lenses, which can be sometimes difficult to fit, or surgical treatments like lamellar