True about pterygium: (A) Inflammation of cornea, (B) Fatty deposition of sclera, (C) Conjunctival invasion making a flap over cornea, (D) Dead epithelial debris accumulation
Answer is C. Pterygium - Wing shapes fold of conjunctiva encroaching upon the cornea from the either side *Etiology - Hot climates - Degenerative & hyperplastic condition of conjunctiva *Symptoms - Visual disturbance (astigmatism) -Cosmetic intolerance *Sign - Triangular fold of conjunctiva mainly on nasal sideStocker line - Iron deposition on corneal epithelium *Rx-Surgical excision-recurrence chance is 30-50 %Best RX- Surgical excision with free conjunctival autograft taken from the same eye or other