<unk>  (SMCD) is a rare form of<unk>  dystrophy. It was first described in 1993 by Feder et al. Anterior to Bowman layer, deposits of glycosaminoglycan were detected and identified as chondroitin-4-sulfate and dermatan sulfate.
Subepithelial mucinous corneal dystrophy
Granular corneal dystrophy
Lattice corneal dystrophy
Macular corneal dystrophy
Schnyder crystalline corneal dystrophy
Meesmann corneal dystrophy
Lisch epithelial corneal dystrophy
Congenital stromal corneal dystrophy