raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:2289

Neuronal intranuclear inclusion disease

Type
Disease
Group
Disorder
Inheritance
Autosomal dominant
Age of onset
Adolescent, Adult, Childhood, Infancy
Status
active

Neuronal intranuclear inclusion disease (NIID) is a very rare multisystem neurodegenerative disorder characterized by the presence of eosinophilic intranuclear inclusions in neuronal and glial cells, and neuronal loss.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enNeuronal intranuclear inclusion disease
frMaladie des inclusions intranucléaires neuronales
deKrankheit der neuronalen intranukleären Einschlusskörperchen
esEnfermedad de inclusiones intranucleares neuronales
itMalattia da inclusioni intranucleari neuronali
nlNeuronale intranucleaire inclusieziekte
ptDoença de inclusões intranucleares neuronais
plChoroba wewnątrzjądrowych ciał wtrętowych
csNemoc neuronální intranukleární inkluze
ukХвороба внутрішньоядерних включень нейронів
zh神经元核内包涵体病
trNöronal intranükleer inklüzyon hastalığı

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM603472Evalidated
ICD-10G31.0NTBTattributedvalidated
ICD-118A0YNTBTindexvalidated
MONDO0011327Evalidated
MeSHC537395Evalidated
UMLSC1863843Evalidated
GARD3971Evalidated
MedDRA10084235Evalidated

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
NOTCH2NLCDisease-causing germline mutation(s) inAssessedHGNC:53924ENSG000002862196180251q21.2notch 2 N-terminal like C31178126[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

18 annotations · validated 2016-06-01
HPOTerm (as annotated by Orphanet)Diagnostic
Very frequent (99-80%)
HP:0100022Abnormality of movement
HP:0002167Abnormality of speech or vocalization
HP:0001251Ataxia
HP:0001260Dysarthria
HP:0003457EMG abnormality
Frequent (79-30%)
HP:0003312Abnormal form of the vertebral bodies
HP:0000708Atypical behavior
HP:0000726Dementia
HP:0002353EEG abnormality
HP:0001347Hyperreflexia
HP:0001276Hypertonia
HP:0000639Nystagmus
HP:0000602Ophthalmoplegia
HP:0002650Scoliosis
HP:0001250Seizure
HP:0003298Spina bifida occulta
Occasional (29-5%)
HP:0000600Abnormality of the pharynx
HP:0000648Optic atrophy

Run the differential on the 5 obligate / very frequent terms

7

Sources for this card