title: Pellucid marginal degeneration and keratoconus; differential diagnosis by corneal topography.
authors.forename: Georgios D
authors.initials: GD
authors.lastname: Panos
authors.forename: Farhad
authors.initials: F
authors.lastname: Hafezi
authors.forename: Zisis
authors.initials: Z
authors.lastname: Gatzioufas
mesh_terms: D003315:Cornea / Q000473:pathology*; D003316:Corneal Diseases / Q000175:diagnosis*; D005260:Female; D006801:Humans; D007640:Keratoconus / Q000175:diagnosis*; D008297:Male