Surgical Modalities Of Pterygium Various surgical modalities of pterygium are as follows Simple Excision Through and through excision Excision with cauterisation Excision with beta radiation Excision with mitomycin c Excision with lamellar keratoplasty Excision with implantation in lower fornix Excision with use of c lens Excision with fibrin glue Excision with argon laser Excision with stem cell graft Excision with amniotic membrane Share your views.