raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:99865

Spermatocytic seminoma

Type
Disease
Group
Disorder
Inheritance
Unknown
Age of onset
Adolescent, Adult
Status
active

Spermatocytic seminoma (SS) is an extremely rare form of testicular cancer distinguished from testicular seminomatous germ cell tumors by a very low rate of metastasis and lack of an ovarian equivalent.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enSpermatocytic seminoma
frSéminome spermatocytaire
deSeminom, spermatozytisches
esSeminoma espermatocítico
itSeminoma spermatocitico
nlSpermatocytisch seminoom
ptSeminoma espermatocítico
plNasieniak spermatocytowy
csSpermatocytický seminom
ukСперматоцитарна семінома
zh精母细胞性精原细胞瘤
trSpermatositik seminom

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM273300NTBTvalidated
ICD-10C62.9NTBTindexvalidated
ICD-112C80.YNTBTindexvalidated
ICD-11XH80D1Especificvalidated
MONDO0020513Evalidated
UMLSC0334517Evalidated
MedDRA10073118Evalidated

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.

Codes that Orphanet moved or referred to this one:

4

Genes

0 direct

Orphanet records no gene directly on this code.

5

Prevalence and incidence

2 records
TypeClassValueAreaQualificationValidationSource
Annual incidence<1 / 1 000 0000.03 / 100 000EuropeValue and classValidatedRARECARE surveillance of rare cancers in Europe[OTHER]
Point prevalenceUnknown—EuropeClass 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

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

7

Sources for this card