raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:206484

Gonadoblastoma

Type
Disease
Group
Disorder
Age of onset
Adolescent
Status
active

Gonadoblastoma is a rare benign neoplasm of mixed sex cord and germ cells, arising mostly in the dysgenic gonads of young women with a chromosome Y anomaly, presenting with abdominal enlargement, variable feminization or virilization or, in some cases, being asymptomatic. It is often associated with dysgerminoma.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enGonadoblastoma
frGonadoblastome
deGonadoblastom
esGonadoblastoma
itGonadoblastoma ovarico
nlGonadoblastoom
ptGonadoblastoma
plGonadoblastoma
csOvariální gonadoblastom
ukГонадобластома
zh性腺母细胞瘤
trGonadoblastom

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM424500Evalidated
ICD-10D39.1NTBTattributedvalidated
MONDO0002697Evalidated
MeSHD018238Evalidated
UMLSC0206661Evalidated

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 (2):

No children.

4

Genes

0 direct

Orphanet records no gene directly on this code.

5

Prevalence and incidence

0 records

No prevalence record in this release.

6

HPO phenotypes

11 annotations · validated 2016-01-20
HPOTerm (as annotated by Orphanet)Diagnostic
Very frequent (99-80%)
HP:0000137Abnormality of the ovary
HP:0008730Female external genitalia in individual with 46,XY karyotype
HP:0000149Ovarian gonadoblastomaPathognomonic sign
Frequent (79-30%)
HP:0100621Dysgerminoma
HP:0008703Gonadal calcification
HP:0008723Gonadal dysgenesis with female appearance, male
Occasional (29-5%)
HP:0003270Abdominal distention
HP:0002027Abdominal pain
HP:0000062Ambiguous genitalia
HP:0001007Hirsutism
HP:0030088Increased serum testosterone level

Run the differential on the 3 obligate / very frequent terms

Annotation source: 10999808[PMID]_24826988[PMID]_23933507[PMID]_25535833[PMID]_17504899[PMID]_15973330[PMID]_14149008[PMID]_16735607[PMID]_1326038[PMID]_3548944[PMID]_4193741[PMID]

7

Sources for this card