title: Reply: pellucid marginal degeneration and keratoconus; differential diagnosis by corneal topography.
authors.forename: Shyam Sunder
authors.initials: SS
authors.lastname: Tummanapalli
authors.forename: Vinod
authors.initials: V
authors.lastname: Maseedupally
authors.forename: Varsha M
authors.initials: VM
authors.lastname: Rathi
mesh_terms: D003315:Cornea / Q000473:pathology*; D003316:Corneal Diseases / Q000175:diagnosis*; D005260:Female; D006801:Humans; D007640:Keratoconus / Q000175:diagnosis*; D008297:Male