raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:85179

Infantile osteopetrosis with neuroaxonal dysplasia

Type
Malformation syndrome
Group
Disorder
Inheritance
Autosomal recessive
Age of onset
Infancy, Neonatal
Status
active

This syndrome is characterized by osteopetrosis, agenesis of the corpus callosum, cerebral atrophy and a small hippocampus.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enInfantile osteopetrosis with neuroaxonal dysplasia
frOstéopétrose infantile avec dysplasie neuroaxonale
deOsteopetrose mit neuroaxonaler Dysplasie, infantile Form
esOsteopetrosis del lactante con displasia neuroaxonal
itOsteopetrosi con displasia neuroassonale, forma infantile
nlInfantiele osteopetrose met neuroaxonale dysplasie
ptOsteopetrose com displasia neuroaxonal, forma da infância
plOsteopetroza młodzieńcza z dysplazją neuroaksonalną
csInfantilní osteopetróza s neuroaxonální dysplázií
ukДитячий остеопетроз з нейроаксональною дисплазією
zh婴儿型骨硬化症伴神经轴突发育不全
trNöroaksonal displazi ile seyreden infantil osteopetroz

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM600329Evalidated
ICD-10Q78.2NTBTattributedvalidated
ICD-11LD24.10NTBTindexvalidated
MONDO0010866Evalidated
UMLSC4510764Evalidated
GARD10082Evalidated

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 (2):

No children.

4

Genes

1 direct
GeneAssociationStatusHGNCEnsemblOMIMLocusNameSource of validation
BORCS5Disease-causing germline mutation(s) inAssessedHGNC:17950ENSG0000016571461659812p13.2BLOC-1 related complex subunit 540621786[PMID]
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Prevalence and incidence

1 record
TypeClassValueAreaQualificationValidationSource
Point prevalence<1 / 1 000 000—EuropeClass 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

15 annotations · validated 2019-06-27
HPOTerm (as annotated by Orphanet)Diagnostic
Frequent (79-30%)
HP:0012447Abnormal myelination
HP:0001274Agenesis of corpus callosum
HP:0012444Brain atrophy
HP:0002059Cerebral atrophy
HP:0006824Cranial nerve paralysis
HP:0001263Global developmental delay
HP:0025517Hypoplastic hippocampus
HP:0004330Increased skull ossification
HP:0001338Partial agenesis of the corpus callosum
HP:0009830Peripheral neuropathy
HP:0001250Seizure
HP:0002119Ventriculomegaly
Occasional (29-5%)
HP:0000405Conductive hearing impairment
HP:0025116Fetal distress
HP:0002090Pneumonia

Annotation source: 28655174[PMID]_7577667[PMID]

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Sources for this card