DO_rare_slim stromal dystrophy Fleck corneal dystrophy SNOMEDCT_US_2025_09_01:417183007 A stromal dystrophy that is characterized by numerous tiny, dot-like white flecks scattered in all layers of the corneal stroma and that has_material_basis_in heterozygous mutation in the PIKFYVE gene on chromosome 2q34. FCD ORDO:98970 UMLS_CUI:C1562113 disease_ontology 2015-10-16T17:20:34Z Francois-Neetens speckled corneal dystrophy MIM:121850 MESH:C563256 DOID:0060448