raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:237

Duplication of urethra

Type
Morphological anomaly
Group
Disorder
Age of onset
Infancy, Neonatal
Status
active

A rare congenital genitourinary anomaly, encompassing a wide spectrum of anatomic variants in which the urethra is partially or totally duplicated, which may be asymptomatic or cause symptoms such as incontinence, recurrent urinary infections and difficulty urinating.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enDuplication of urethra
frDuplication de l'urètre
deUrethra-Duplikation
esDuplicación de la uretra
itDuplicazione dell'uretra
nlDuplicatie van urethraDuplicatie van urinebuis
ptDuplicação da uretra
plZdwojenie cewki moczowej
csDuplikace uretry
ukДублювання уретри
zh重复尿道
trÜretra duplikasyonu

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
ICD-10Q64.7NTBTinclusionvalidated
ICD-11LB31.5Especificvalidated
MONDO0016529Evalidated
UMLSC0266348Evalidated
GARD1975Evalidated

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 (3):

No children.

4

Genes

0 direct

Orphanet records no gene directly on this code.

5

Prevalence and incidence

2 records
TypeClassValueAreaQualificationValidationSource
Cases/families300 casesWorldwideCase(s)Validated19231292[PMID]
Point prevalence<1 / 1 000 000—WorldwideClass onlyValidatedORPHANET

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

26 annotations · validated 2021-01-12
HPOTerm (as annotated by Orphanet)Diagnostic
Frequent (79-30%)
HP:0012732Anorectal anomaly
HP:0000039Epispadias
HP:0000047Hypospadias
HP:0000076Vesicoureteral reflux
Occasional (29-5%)
HP:0002023Anal atresia
HP:0010447Anal fistula
HP:0100519Anuria
HP:0000048Bifid scrotum
HP:0025489Bladder duplication
HP:0000041Chordee
HP:0008665Clitoral hypertrophy
HP:0008743Coronal hypospadias
HP:0008706Distal urethral duplication
HP:0100518Dysuria
HP:0001543Gastroschisis
HP:0000054Micropenis
HP:0012531Pain
HP:0003244Penile hypospadias
HP:0025407Rectourethral fistula
HP:0000010Recurrent urinary tract infections
HP:0001153Septate vagina
HP:0012583Unilateral renal hypoplasia
HP:0012227Urethral stricture
HP:0008635Urinary bladder wall hypertrophy
HP:0000020Urinary incontinence
HP:0003762Uterus didelphys

Annotation source: 27887914[PMID]_32063365[PMID]_32015628[PMID]_31571759[PMID]

7

Sources for this card