raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:93623

Dent disease type 2

Type
Clinical subtype
Group
Subtype of disorder
Inheritance
X-linked recessive
Age of onset
Childhood, Infancy
Status
active

A rare genetic renal tubular disease, characterized by manifestations of proximal tubule dysfunction with low-molecular-weight (LMW) proteinuria, hypercalciuria, nephrolithiasis, nephrocalcinosis, and progressive renal failure. Extra-renal involvement is frequent, but may be mild and not recognized.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enDent disease type 2
frMaladie de Dent type 2
deDent-Krankheit Typ 2
esEnfermedad de Dent tipo 2
itMalattia di Dent tipo 2
nlZiekte van Dent type 2
ptDoença Dent tipo 2
plChoroba Denta typu 2Kamica nerkowa typu 2
csNefrolitiáza, typ 2Dentova choroba, typ 2
ukХвороба Дента, тип 2
zhDent病2型肾结石2型
trDent hastalığı tip 2Nefrolitiyazis tip 2

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM300555Evalidated
ICD-10N25.8NTBTattributedvalidated
ICD-11GB90.42NTBTindexvalidated
MONDO0010359Evalidated
MeSHC564487Evalidated
UMLSC1845167Evalidated

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:1652Dent disease
    rare developmental anomalies during embryogenesis; rare genetic diseases; rare renal diseases; rare endocrine diseases; rare bone diseases; rare transplant-related disorders

No children.

4

Genes

1 direct
GeneAssociationStatusHGNCEnsemblOMIMLocusNameSource of validation
OCRLDisease-causing germline mutation(s) (loss of function) inAssessedHGNC:8108ENSG00000122126300535Xq26.1OCRL inositol polyphosphate-5-phosphatase22876375[PMID]
5

Prevalence and incidence

1 record
TypeClassValueAreaQualificationValidationSource
Point prevalenceUnknown—WorldwideClass 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