raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:443988

Ventriculomegaly-cystic kidney disease

Synonyms: Congenital nephrosis-cerebral ventriculomegaly syndrome · VMCKD

Type
Disease
Group
Disorder
Inheritance
Autosomal recessive
Age of onset
Antenatal
Status
active

A rare genetic syndrome with a central nervous system malformation as a major feature, characterized by a triad of high alpha-fetoprotein levels in both maternal serum and amniotic fluid, cerebral ventriculomegaly, and renal macro- and microcysts. Variable findings include congenital nephrotic syndrome, aqueductal stenosis, gray matter heterotopias, and cardiac malformations, among others.

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Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enVentriculomegaly-cystic kidney diseaseCongenital nephrosis-cerebral ventriculomegaly syndrome · VMCKD
frSyndrome de ventriculomégalie-maladie des kystes rénauxSyndrome de néphrose congénitale-ventriculomégalie cérébrale · VMCKD
deVentrikulomegalie mit zystischer NierenkrankheitKongenitale Nephrose mit zerebraler Ventrikulomegalie · VMCKD
esVentriculomegalia con enfermedad quística renalNefrosis congénita con ventriculomegalia cerebral · VMCKD
itVentricolomegalia-malattia cistica renaleNefrosi congenita con ventricolomegalia cerebrale · VMCKD
nlVentriculomegalie - cystische nierziekteCongenitale nefrose met cerebrale ventriculomegalie · VMCKD
ptVentriculomegália com doença renal quística
plWentrikulomegalia z torbielowatą chorobą nerekVMCKD · Wrodzona nefroza z wentrikulomegalią mózgową
csVentrikulomegalie a cystická choroba ledvinSyndrom zahrnující vrozenou nefrózu a cerebrální ventrikulomegalii · VMCKD
ukВентрикуломегалія - кістозна хвороба нирокСиндром вродженого нефрозу-церебральної вентрикуломегалії · VMCKD
zh脑室扩大-囊性肾脏疾病先天性肾病-脑室扩大综合征
trVentrikülomegali-kistik böbrek hastalığıVMCKD · Doğumsal nefroz-serebral ventrikülomegali sendromu

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM219730Evalidated
ICD-10Q04.8NTBTattributedvalidated
MONDO0009063Evalidated
MeSHC565657Evalidated
UMLSC1857423Evalidated

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 (3):

No children.

4

Genes

1 direct
GeneAssociationStatusHGNCEnsemblOMIMLocusNameSource of validation
CRB2Disease-causing germline mutation(s) inAssessedHGNC:18688ENSG000001482046097209q33.3crumbs cell polarity complex component 225557780[PMID]
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Prevalence and incidence

2 records
TypeClassValueAreaQualificationValidationSource
Cases/families11 casesWorldwideCase(s)Validated25557780[PMID]_2478019[PMID]
Point prevalence<1 / 1 000 000—WorldwideClass onlyValidatedORPHANET_25557780[PMID]_2478019[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

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

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Sources for this card