raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:93930

Classic bladder exstrophy

Synonyms: Classic exstrophy of the bladder

Type
Clinical subtype
Group
Subtype of disorder
Inheritance
Multigenic/multifactorial
Age of onset
Infancy, Neonatal
Status
active

A subtype of exstrophy-epispadias complex (EEC) characterized by an open bladder plate, epispadias and an anterior defect of the pelvis, pelvic floor and the abdominal wall.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enClassic bladder exstrophyClassic exstrophy of the bladder
frExstrophie vésicale classiqueExstrophie classique de la vessie
deKlassische BlasenekstrophieCEB
esExtrofia vesical clásicaExtrofia clásica de la vesícula
itEstrofia vescicale classica
nlKlassieke blaasexstrofieKlassieke exstrofie van blaas
ptExtrofia clássica da bexigaBexiga com extrofia clássica
plWynicowanie pęcherzaKlasyczne wynicowanie pęcherza
csExtrofie močového měchýřeKlasická extrofie močového měchýře
ukЕксстрофія сечового міхураКласична екстрофія сечового міхура
zh膀胱外翻典型膀胱外翻
trMesane ekstrofisiMesanenin klasik ekstrofisi

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM600057NTBTvalidated
ICD-10Q64.1Especificvalidated
ICD-11LB31.3Especificvalidated
MONDO0010805Evalidated
MeSHD001746Evalidated
UMLSC0005689Evalidated
GARD6398Evalidated

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):

  • ORPHA:322Exstrophy-epispadias complex
    rare developmental anomalies during embryogenesis; rare genetic diseases; rare abdominal surgical diseases; rare urogenital diseases; rare renal diseases; rare transplant-related disorders

No children.

4

Genes

2 direct
GeneAssociationStatusHGNCEnsemblOMIMLocusNameSource of validation
ISL1Major susceptibility factor inAssessedHGNC:6132ENSG000000160826003665q11.1ISL LIM homeobox 125763902[PMID]
TP63Major susceptibility factor inAssessedHGNC:15979ENSG000000732826032733q28tumor protein p6323284286[PMID]
5

Prevalence and incidence

5 records
TypeClassValueAreaQualificationValidationSource
Prevalence at birth1-9 / 100 0002.8 / 100 000SpainValue and classValidated11251990[PMID]
Prevalence at birth1-9 / 100 000—EuropeClass onlyNot yet validatedORPHANET
Point prevalence1-9 / 100 000—EuropeClass onlyNot yet validatedORPHANET
Prevalence at birth1-9 / 100 0002.8 / 100 000United StatesValue and classNot yet validated8013895[PMID]_15821570[PMID]_17990338[PMID]
Prevalence at birth1-9 / 100 0003.05 / 100 000WorldwideValue and classNot yet validated19878548[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

13 annotations · validated 2016-06-01
HPOTerm (as annotated by Orphanet)Diagnostic
Very frequent (99-80%)
HP:0004378Abnormality of the anus
HP:0000056Abnormality of the clitoris
HP:0002836Bladder exstrophy
HP:0000039Epispadias
HP:0008736Hypoplasia of penis
HP:0001537Umbilical hernia
HP:0000076Vesicoureteral reflux
Frequent (79-30%)
HP:0000069Abnormality of the ureter
HP:0000023Inguinal hernia
HP:0000010Recurrent urinary tract infections
Occasional (29-5%)
HP:0002607Bowel incontinence
HP:0002566Intestinal malrotation
HP:0001539Omphalocele

Run the differential on the 7 obligate / very frequent terms

7

Sources for this card