raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:314632

CLN12 disease

Synonyms: ATP13A2-related juvenile neuronal ceroid lipofuscinosis · Juvenile parkinsonism-neuronal ceroid lipofuscinosis · NCL12 · Neuronal ceroid lipofuscinosis type 12

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

A rare neuronal ceroid lipofuscinosis characterized by juvenile-onset (11-13 years) ataxia, unsteady gait, severe myoclonus and mood disturbance, progressing with clear extrapyramidal symptoms (including akinesia, rigidity and dysarthric speech) in 5 years following the diagnosis.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enCLN12 diseaseATP13A2-related juvenile neuronal ceroid lipofuscinosis · Juvenile parkinsonism-neuronal ceroid lipofuscinosis · NCL12 · Neuronal ceroid lipofuscinosis type 12
frMaladie CLN12Céroïde lipofuscinose neuronale de type 12 · Céroïde-lipofuscinose neuronale juvénile associée à ATP13A2 · NCL12 · Parkinsonisme juvénile-céroïde-lipofuscinose neuronale
deCLN12-KrankheitATP13A2-assoziierte juvenile neuronale Ceroid-Lipofuszinose · Ceroid-Lipofuszinose, neuronale, Typ 12 · Juveniler Parkinsonismus-Neuronale Ceroid-Lipofuszinose · NCL12
esEnfermedad CLN12Lipofuscinosis ceroidea neuronal juvenil asociada a ATP13A2 · Lipofuscinosis ceroidea neuronal tipo 12 · Lipofuscinosis ceroidea neuronal-parkinsonismo juvenil · NCL12
itMalattia CLN12Ceroidolipofuscinosi neuronale-Parkinsonismo giovanile · Ceroidolipofuscinosi neuronale tipo 12 · Ceroidolipofuscinosi neuronale giovanile correlata ad ATP13A2 · Ceroidolipofuscinosi neuronale correlata a ATP13A2 · Parkinsonismo giovanile-ceroidolipofuscinosi neuronale
nlCLN12-ziekteATP13A2-gerelateerde juveniele neuronale ceroïdlipofuscinose · Juveniel parkinsonisme - neuronale ceroïdlipofuscinose · NCL12 · Neuronale ceroïdlipofuscinose type 12
ptDoença CLN12Lipofuscinose ceróide neuronal juvenil ATP13A2-relacionada · Lipofuscinose ceróide neuronal tipo 12 · NCL12 · Parkinsonismo juvenil-lipofuscinose ceroide neuronal
plChoroba CLN12= en
csParkinsonismus způsobený deficitem ATP13A2Nemoc CLN12 · Neuronální ceroidní lipofuscinóza, typ 12
ukХвороба CLN12Ювенільний нейрональний цероїдний ліпофусциноз, повязаний з ATP13A2 · Ювенільний паркінсонізм - нейрональний цероїдний ліпофусциноз · Нейрональний цероїдний ліпофусциноз типу 12
zhATP13A2基因相关性幼年神经元蜡样脂褐质贮积症幼年帕金森病-神经元蜡样脂褐质贮积症
trATP13A2 -ilişkili jüvenil nöronal seroid lipofuksinozCLN12 hastalığı · Jüvenil parkinsonizm-nöronal seroid lipofuksinoz

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM606693NTBTvalidated
ICD-10E75.4NTBTattributedvalidated
ICD-115C56.1NTBTattributedvalidated
MONDO0017809Evalidated
UMLSC5230619Evalidated

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 (3):

No children.

Codes that Orphanet moved or referred to this one:

4

Genes

1 direct
GeneAssociationStatusHGNCEnsemblOMIMLocusNameSource of validation
ATP13A2Disease-causing germline mutation(s) inAssessedHGNC:30213ENSG000001593636105131p36.13ATPase cation transporting 13A222388936[PMID]
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Prevalence and incidence

2 records
TypeClassValueAreaQualificationValidationSource
Cases/families4 casesWorldwideCase(s)Validated22388936[PMID]
Point prevalence<1 / 1 000 000—WorldwideClass onlyValidatedORPHANET

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 2018-06-12
HPOTerm (as annotated by Orphanet)Diagnostic
Very frequent (99-80%)
HP:0002063Rigidity
Frequent (79-30%)
HP:0003487Babinski sign
HP:0002067Bradykinesia
HP:0100543Cognitive impairment
HP:0002506Diffuse cerebral atrophy
HP:0001332Dystonia
HP:0001336Myoclonus
HP:0002548Parkinsonism with favorable response to dopaminergic medication
HP:0002172Postural instability
HP:0001337Tremor
HP:0025331Upgaze palsy
Occasional (29-5%)
HP:0002339Abnormal caudate nucleus morphology
HP:0001260Dysarthria
HP:0012378Fatigue
HP:0001288Gait disturbance
HP:0001324Muscle weakness
Very rare (<4-1%)
HP:0000716Depression
HP:0002174Postural tremor

Run the differential on the 1 obligate / very frequent terms

Annotation source: 25197640[PMID]

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Sources for this card