raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:454

Acquired ichthyosis

Type
Disease
Group
Disorder
Inheritance
Not applicable
Age of onset
Adult
Status
active

A rare epidermal disease characterized by rough, dry skin with prominent, plate-like scaling. It is non-hereditary and usually arises during adulthood in the context of a variety of diseases or conditions, like various types of cancer, autoimmune diseases, endocrine disorders, nutritional deficiencies, but also as a side effect of certain medications. Severity depends on the underlying disease or condition.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enAcquired ichthyosis
frIchtyose acquise
deIchthyose, erworbene
esIctiosis adquirida
itIttiosi acquisita
nlVerworven ichthyosis
ptIctiose adquirida
plRybia łuska nabyta
csZískaná ichtyóza
ukНабутий іхтіоз
zh获得性鱼鳞病
trEdinsel iktiyoz

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
ICD-10L85.0Especificvalidated
ICD-11ED50.0Especificvalidated
MONDO0018683Evalidated
MeSHC538175Evalidated
UMLSC0263386Evalidated
MedDRA10021199Evalidated

E exact · NTBT this ORPHAcode is narrower than the target · BTNT broader than the target · ND not decided.

3

Classification

Preferential parent (Orphanet linearisation):

Parents in the classifications (1):

No children.

4

Genes

0 direct

Orphanet records no gene directly on this code.

5

Prevalence and incidence

1 record
TypeClassValueAreaQualificationValidationSource
Point prevalenceUnknown—WorldwideClass onlyNot yet validatedORPHANET

Value is Orphadata's ValMoy: the mean estimate per 100 000 for prevalence and incidence, the number of cases or families for case reports.

6

HPO phenotypes

15 annotations · validated 2016-06-01
HPOTerm (as annotated by Orphanet)Diagnostic
Very frequent (99-80%)
HP:0000958Dry skin
HP:0008064Ichthyosis
HP:0000989Pruritus
Frequent (79-30%)
HP:0010783Erythema
HP:0000962Hyperkeratosis
HP:0100326Immunologic hypersensitivity
HP:0000982Palmoplantar keratoderma
HP:0200034Papule
HP:0001581Recurrent skin infections
Occasional (29-5%)
HP:0002960Autoimmunity
HP:0002665Lymphoma
HP:0006775Multiple myeloma
HP:0002664Neoplasm
HP:0000083Renal insufficiency
HP:0100242Sarcoma

Run the differential on the 3 obligate / very frequent terms

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Sources for this card