X-linked recessive disease ichthyosis X-linked ichthyosis OMIM:308100 UMLS_CUI:C0079588 SNOMEDCT_US_2020_03_01:72523005 disease_ontology GARD:7904 ICD10CM:Q80.1 NCI:C84779 An ichthyosis that is characterized by a build-up of scales on the skin, typically on the back of the neck and trunk resulting from skin cells that do not properly separate from the outermost surface of the skin, and has_material_basis_in X-linked recessive mutation or deletion of the STS gene on chromosome Xp22. MESH:D016114 OMIM mapping confirmed by DO. [LS]. DOID:1700 X-linked ichthyosis with steryl-sulphatase deficiency X-linked placental steryl-sulphatase deficiency X-linked recessive ichthyosis