raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:715721

High-grade astrocytoma with piloid features

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

Orphadata ships no English definition for this code.

1

Names in Orphadata languages

9 of 12 languages
LangNameSynonyms
enHigh-grade astrocytoma with piloid features
frAstrocytome de haut grade avec aspects piloïdes
deHochgradiges Astrozytom mit piloiden Merkmalen
esAstrocitoma de alto grado con características piloides
itAstrocitoma di alto grado con caratteristiche piloidi
nlHooggradig astrocytoom met piloïde kenmerken
ptHigh-grade astrocytoma with piloid features
plGwiaździak o wysokim stopniu złośliwości z cechami piloidalnymi
csHigh-grade astrocytoma with piloid features
2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
ICD-10C71.9NTBTattributedvalidated
ICD-112A00.0YNTBTattributedvalidated

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

4 direct
GeneAssociationStatusHGNCEnsemblOMIMLocusNameSource of validation
ATRXBiomarker tested inAssessedHGNC:886ENSG00000085224300032Xq21.1ATRX chromatin remodeler39848278[PMID]
CDKN2ABiomarker tested inAssessedHGNC:1787ENSG000001478896001609p21.3cyclin dependent kinase inhibitor 2A39848278[PMID]
CDKN2BBiomarker tested inAssessedHGNC:1788ENSG000001478836004319p21.3cyclin dependent kinase inhibitor 2B29564591[PMID]
NF1Biomarker tested inAssessedHGNC:7765ENSG0000019671261311317q11.2neurofibromin 139848278[PMID]
5

Prevalence and incidence

2 records
TypeClassValueAreaQualificationValidationSource
Cases/families144 casesWorldwideCase(s)Validated36271929[PMID]
Point prevalence<1 / 1 000 000—WorldwideClass onlyValidated36271929[PMID]_ORPHANET

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

Orphanet has no HPO annotation for this code in this release.

7

Sources for this card