obsolete_Schnyder corneal dystrophy true UMLS:C0271287 Schnyder crystalline dystrophy sine crystals Schnyder corneal dystrophy (SCD) is a rare form of stromal corneal dystrophy (see this term) characterized by corneal clouding or crystals within the corneal stroma, and a progressive decrease in visual acuity. OMIM:121800 ICD10:H18.5 Crystalline stromal dystrophy Hereditary crystalline stromal dystrophy of Schnyder orphanet SCCD Replaced with Mondo term. 3.41.0 http://purl.obolibrary.org/obo/MONDO_0007374 MESH:C535475 Schnyder crystalline corneal dystrophy