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Most Common: Hearing Loss (D034381), Deafness (D003638), Sensorineural HL (D006319), Waardenburg Syndrome, Usher Syndromes
Term ID:5694
Name:Ichthyosis, X-Linked
Definition:Chronic form of ichthyosis that is inherited as a sex-linked recessive trait carried on the X-chromosome and transmitted to the male offspring. It is characterized by severe scaling, especially on the extremities, and is associated with steroid sulfatase deficiency.
Alternative IDs:OMIM:308100
ParentIDs:MESH:D007057|MESH:D012873|MESH:D040181|MESH:D043202
TreeNumbers:C16.131.831.512.420 |C16.320.322.241 |C16.320.565.925.400 |C16.320.850.408 |C16.614.492.420 |C17.800.428.333.420 |C17.800.804.512.420 |C17.800.827.408 |C18.452.648.925.400
Synonyms:Deficiencies, Steroid Sulfatase |Deficiency, Steroid Sulfatase |Ichthyoses, Sex-Linked |Ichthyoses, X-Linked |Ichthyosis, Sex Linked |Ichthyosis, Sex-Linked |Ichthyosis, X Linked |Placental Steroid Sulfatase Deficiency |Steroid Sulfatase Deficiencies |Steroid Sul
Slim Mappings:Congenital abnormality|Genetic disease (inborn)|Infant-newborn disease|Metabolic disease|Skin disease
Reference: MedGen: D016114
MeSH: D016114
OMIM: 308100;

Genes: STS;
Phenotypes
1 HP:0001419X-linked recessive inheritance
2 HP:0001939Abnormality of metabolism/homeostasis
3 HP:0007431Congenital ichthyosiform erythroderma
4 HP:0000028Cryptorchidism
5 HP:0008064Ichthyosis
6 HP:0002664Neoplasm
7 HP:0007759Opacification of the corneal stroma
Disease Causing ClinVar Variants
Variation_NameGeneIDGeneSymbolClinicalSignificancedbSNPRCVaccessionTestedInGTRPhenotypeIDsChromosomeStartStopHGVS_cHGVS_pHGVS_gOtherIDsDisease_ClinVarDisease_hgmd
NM_000351.5(STS):c.1022C>T (p.Ser341Leu)412STSPathogenic137853167RCV000011300; NMedGen:C0079588,OMIM:308100,ORPHA:281210,SNOMED CT:72523005X72231507223150NM_000351.5:c.1022C>TNP_000342.2:p.Ser341LeuNC_000023.10:g.7223150C>TOMIM Allelic Variant:300747.0003C0079588 308100 X-linked ichthyosis with steryl-sulfatase deficiency
NM_000351.5(STS):c.1114T>A (p.Trp372Arg)412STSPathogenic137853165RCV000011298; NMedGen:C0079588,OMIM:308100,ORPHA:281210,SNOMED CT:72523005X72433977243397NM_000351.5:c.1114T>ANP_000342.2:p.Trp372ArgNC_000023.10:g.7243397T>AOMIM Allelic Variant:300747.0001C0079588 308100 X-linked ichthyosis with steryl-sulfatase deficiency
NM_000351.5(STS):c.1115G>C (p.Trp372Ser)412STSPathogenic137853168RCV000011301; NMedGen:C0079588,OMIM:308100,ORPHA:281210,SNOMED CT:72523005X72433987243398NM_000351.5:c.1115G>CNP_000342.2:p.Trp372SerNC_000023.10:g.7243398G>COMIM Allelic Variant:300747.0004C0079588 308100 X-linked ichthyosis with steryl-sulfatase deficiency
NM_000351.5(STS):c.1331A>G (p.His444Arg)412STSPathogenic137853169RCV000011302; NMedGen:C0079588,OMIM:308100,ORPHA:281210,SNOMED CT:72523005X72521017252101NM_000351.5:c.1331A>GNP_000342.2:p.His444ArgNC_000023.10:g.7252101A>GOMIM Allelic Variant:300747.0005C0079588 308100 X-linked ichthyosis with steryl-sulfatase deficiency
NM_000351.5(STS):c.1337G>A (p.Cys446Tyr)412STSPathogenic137853166RCV000011299; NMedGen:C0079588,OMIM:308100,ORPHA:281210,SNOMED CT:72523005X72521077252107NM_000351.5:c.1337G>ANP_000342.2:p.Cys446TyrNC_000023.10:g.7252107G>AOMIM Allelic Variant:300747.0002C0079588 308100 X-linked ichthyosis with steryl-sulfatase deficiency