raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:284400

Small cell carcinoma of the bladder

Synonyms: Poorly differentiated neuroendocrine carcinoma of the bladder · SCCB · Small cell bladder cancer · Small cell bladder carcinoma · Small cell carcinoma of the urinary bladder

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

Small cell carcinoma of the bladder (SCCB) is a very rare, poorly differentiated neuroendocrine epithelial bladder tumor characterized clinically by hematuria and/or dysuria and a highly aggressive course.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enSmall cell carcinoma of the bladderPoorly differentiated neuroendocrine carcinoma of the bladder · SCCB · Small cell bladder cancer · Small cell bladder carcinoma · Small cell carcinoma of the urinary bladder
frCarcinome à petites cellules de la vessieCancer à petites cellules de la vessie · Carcinome neuroendocrine primitif de la vessie · SCCB · Tumeur neuroendocrine à petites cellules de la vessie
deBlasenkarzinom, kleinzelligesBlasenkrebs, kleinzelliger · SCCB · Undifferenziertes neuroendokrines Blasenkarzinom
esCarcinoma de células pequeñas de vejigaCarcinoma de células pequeñas de la vejiga urinaria · Carcinoma de vejiga de células pequeñas · Carcinoma neuroendocrino pobremente diferenciado de la vejiga · Cáncer de vejiga de células pequeñas · SCCB
itCarcinoma a piccole cellule della vescicaCancro a piccole cellule della vescica · Carcinoma a piccole cellule della vescica urinaria · Carcinoma neuroendocrino scarsamente differenziato della vescica · SCCB
nlKleincellig carcinoom van blaasKleincellig blaascarcinoom · Kleincellig carcinoom van urineblaas · Kleincellige blaaskanker · SCCB · Slecht gedifferentieerd neuro-endocrien carcinoom van blaas
ptCarcinoma das células pequenas da bexiga
plDrobnokomórkowy rak pęcherza moczowegoDrobnokomórkowy nowotwór pęcherza moczowego · Nowotwór drobnokomórkowy pęcherzyka żółciowego · Rak drobnokomórkowy pęcherzyka żółciowego · SCCB · Słabo zróżnicowany neuroendokrynny rak pęcherza moczowego
csMalobuněčný karcinom močového měchýřeSCCB · Nediferencovaný neuroendokrinní karcinom močového měchýře · Malobuněčný zhoubný nádor močového měchýře
ukДрібноклітинний рак сечового міхураПогано диференційована нейроендокринна карцинома сечового міхура · SCCB · Дрібноклітинний рак сечового міхура · Дрібноклітинна карцинома сечового міхура · Дрібноклітинний рак сечового міхура
zh膀胱小细胞癌低分化膀胱神经内分泌癌
trMesanenin küçük hücreli karsinomuSCCB · Küçük hücreli mesane kanseri · Küçük hücreli mesane karsinomu · Mesanenin küçük hücreli karsinomu · Mesanenin kötü diferansiye nöroendokrin karsinomu

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
ICD-10C67.0BTNTattributedvalidated
ICD-10C67.1BTNTattributedvalidated
ICD-10C67.2BTNTattributedvalidated
ICD-10C67.3BTNTattributedvalidated
ICD-10C67.4BTNTattributedvalidated
ICD-10C67.5BTNTattributedvalidated
ICD-10C67.6BTNTattributedvalidated
ICD-10C67.7BTNTattributedvalidated
ICD-10C67.8BTNTattributedvalidated
ICD-10C67.9BTNTattributedvalidated
ICD-112C13.YNTBTattributedvalidated
MONDO0004114Evalidated
MONDO4114Evalidated
UMLSC1332564Evalidated
GARD11923Evalidated

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

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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

3 records
TypeClassValueAreaQualificationValidationSource
Point prevalence<1 / 1 000 000—EuropeClass onlyNot yet validatedORPHANET
Annual incidence<1 / 1 000 000—EuropeClass onlyValidated[EXPERT]
Annual incidence1-9 / 1 000 0000.14 / 100 000United StatesValue and classValidated21567387[PMID]

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

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HPO phenotypes

6 annotations · validated 2016-06-01
HPOTerm (as annotated by Orphanet)Diagnostic
Very frequent (99-80%)
HP:0009725Bladder neoplasm
HP:0000790Hematuria
Frequent (79-30%)
HP:0100518Dysuria
Occasional (29-5%)
HP:0002027Abdominal pain
HP:0003072Hypercalcemia
HP:0000010Recurrent urinary tract infections

Run the differential on the 2 obligate / very frequent terms

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Sources for this card