raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:101029

Sub-cortical nodular heterotopia

Type
Clinical subtype
Group
Subtype of disorder
Age of onset
Antenatal, Infancy, Neonatal
Status
active

Orphadata ships no English definition for this code.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enSub-cortical nodular heterotopia
frHétérotopie nodulaire sous-corticale
deHeterotopie, noduläre subkortikale
esHeterotopia nodular sub-cortical
itEterotopia nodulare sottocorticale
nlSubcorticale nodulaire heterotopie
ptHeterotopia nodular, sub-cortical
plPodkorowa heterotopia guzkowa
csSubkortikální nodulární heterotopie
ukПідкіркова вузловата гетеротопія
zh皮质下结节性异位症
trSubkortikal nodüler heterotopi
2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
ICD-10Q04.8NTBTattributedvalidated
ICD-11LA05.5YNTBTindexvalidated
MONDO0015093Evalidated
UMLSC5681805Evalidated
GARD19775Evalidated

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):

No children.

4

Genes

0 direct

Orphanet records no gene directly on this code.

5

Prevalence and incidence

0 records

No prevalence record in this release.

6

HPO phenotypes

15 annotations · validated 2020-09-23
HPOTerm (as annotated by Orphanet)Diagnostic
Very frequent (99-80%)
HP:0002269Abnormality of neuronal migration
HP:0002538Abnormality of the cerebral cortex
HP:0001250Seizure
HP:0032391Subcortical heterotopia
Frequent (79-30%)
HP:0002699Abnormality of the foramen magnum
HP:0010843EEG with focal slow activity
HP:0011193EEG with focal spikes
HP:0001347Hyperreflexia
HP:0001324Muscle weakness
HP:0002126Polymicrogyria
HP:0001257Spasticity
HP:0001328Specific learning disability
Occasional (29-5%)
HP:0002134Abnormal basal ganglia morphology
HP:0001274Agenesis of corpus callosum
HP:0002079Hypoplasia of the corpus callosum

Run the differential on the 4 obligate / very frequent terms

Annotation source: 10696010[PMID]_25091978[PMID]_31490406[PMID]_6499568[PMID]

7

Sources for this card