title: Ocular rigidity in keratoconus.
mesh_terms: D003261:Contact Lenses / Q000009:adverse effects; D003315:Cornea / Q000503:physiopathology*; D004548:Elasticity; D006801:Humans; D007640:Keratoconus / Q000209:etiology / Q000503:physiopathology*; D012590:Sclera / Q000503:physiopathology*; D014783:Viscosity