X-linked ichthyosis

Summary
Synonym
  • X-linked ichthyosis with steryl-sulphatase deficiency
  • X-linked placental steryl-sulphatase deficiency
  • X-linked recessive ichthyosis
Definition
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.
Super Class
X-linked recessive disease ichthyosis
Disease Ontology
DOID:1700
Mondo Disease Ontology
MeSH
UMLS
NCI Thesaurus
GARD
MGI genotype (from TogoID)
Related Genes
Displaying 1 entry
Gene ID Gene Symbol Description Source
412 STS steroid sulfatase
Related Glycoprotein
Displaying 1 entry
UniProt ID Protein Name Source
P08842 Steryl-sulfatase
The Human Phenotype Ontology
Displaying entries 1 - 10 of 34 in total
HPO ID HPO Term
HP:0000962 Hyperkeratosis
HP:0001339 Lissencephaly
HP:0010866 Abdominal wall defect
HP:0000717 Autism
HP:0004298 Abnormality of the abdominal wall
HP:0004322 Short stature
HP:0008064 Ichthyosis
HP:0000083 Renal insufficiency
HP:0001250 Seizure
HP:0001263 Global developmental delay
Displaying 1 entry
Gene ID Gene Symbol Description
412 STS steroid sulfatase

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Acknowledgements

Supported by JST NBDC Grant Number JPMJND2204

Partly supported by NIH Common Fund Grant #1U01GM125267-01


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Last updated: August 4, 2025