<prompt> A 20 years female is diagnosed to have pterygium. She does not have any clinical symptoms except lor cosmetic concern. Treatment should be -Surgical excisionLeft aloneAntlhislaminlcsAntibiotics  <response>: Pterygium is an asymptomatic condition in the early stages, except for cosmetic intolerance. Surgical excision is the only satisfactory treatment, which may be indicated for: 1 cosmetic reasons, 2 continued progression threatening to encroach onto the pupillary area once the pterygium has encroached pupillary area, wait till it crosses on the other side, 3 diplopia due to interference in ocular movements. ref: A K KHURANA OPHTALMOLOGY,E4, Page-81 