<prompt> Prominent corneal nerves are seen in all except -Ectodermal dysplasiaIchythyosisRefsums syndromeMacular dystrophy  <response>: Macular dystrophy Groenouw type-IIIt is an autosomal recessive dystrophy characterisedby appearance of dense grey opacity in the centralcornea. The condition results due to accumulation ofmucopolysaccharides owing to a local enzymedeficiency. It occurs in childhood 5 to 10 years andleads to marked defective vision in early life, whichusually requires penetrating keratoplasty. REF:Comprehensive ophthalmology,AK Khurana,4th edition,pg no.118. 