<prompt> Prominent corneal nerves are seen in all, EXCEPT:KeratoconusBand shaped keratopathyAcanthamoebic keratitisRefsum syndrome  <response>: Systemic conditions associated with enlarged corneal nervesare MEN Type 2b, Refsum syndrome and neurofibromatosis. Local ocular disease with this sign includes keratoconus, keratitis characteristically in acanthamoeba keratitis, Fuchs endothelial dystrophy, trauma and congenital glaucoma. Band shaped keratopathy is a degenerative condition seen in the cornea. It is common in chronic uveitis, also in children suffering from Stills disease, hyperparathyroidism, vit D poisoning, sarcoidosis. It begins as a whitish band which appear in the interpalpebral area and progress to form a continuous band across the cornea interspersed with round holes or cleaves in the band. Ref: Parsons diseases of eye, 21st edn-page:192 