0.1 to 0.2 mm nebular corneal opacity is treated by –: (A) Penetrating keratoplasty, (B) Lamellar keratoplasty, (C) Enucleation, (D) Evisceration
Answer is B. Central nebular opacity is treated by phototherapeutic keratectomy with an excimer laser (treatment of choice) or lamellar keratoplasty.