raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:684240

Neurodevelopmental disorder-spasticity-movement disorder-epileptic syndrome

Synonyms: KABAMAS · Kaya-Barakat-Masson syndrome

Type
Malformation syndrome
Group
Disorder
Inheritance
Autosomal recessive
Status
active

Orphadata ships no English definition for this code.

1

Names in Orphadata languages

9 of 12 languages
LangNameSynonyms
enNeurodevelopmental disorder-spasticity-movement disorder-epileptic syndromeKABAMAS · Kaya-Barakat-Masson syndrome
frSyndrome de trouble neurodéveloppemental-spasticité-mouvements anormaux-épilepsieKABAMAS · Syndrome de Kaya-Barakat-Masson · Syndrome de trouble du neurodéveloppement-pasticité-mouvements anormaux-épilepsie
deNeurologische Entwicklungsstörung-Spastik-Bewegungsstörung-Epilepsie-SyndromKABAMAS · Kaya-Barakat-Masson-Syndrom
esTrastorno del neurodesarrollo-espasticidad-trastorno del movimiento-síndrome epilépticoKABAMAS · Síndrome de Kaya-Barakat-Masson
itMalattia del neurosviluppo-spasticità-disturbi del movimento-sindrome epiletticaKABAMAS · Sindrome di Kaya-Barakat-Masson
nlNeurologische ontwikkelingsstoornis - spasticiteit - bewegingsstoornis - epilepsie-syndroomKABAMAS · Syndroom van Kaya-Barakat-Masson
ptDoença do neurodesenvolvimento-espasticidade-doença do movimento-síndrome epiléticoKABAMAS · Síndrome Kaya-Barakat-Masson
plNeurodevelopmental disorder-spasticity-movement disorder-epileptic syndrome= en
csSyndrom zahrnující neurovývojovou poruchu, spasticitu, pohybovou poruchu a epilepsii= en
2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM619125Evalidated
MONDO30878Evalidated

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 (5):

No children.

4

Genes

1 direct
GeneAssociationStatusHGNCEnsemblOMIMLocusNameSource of validation
YIF1BDisease-causing germline mutation(s) (loss of function) inAssessedHGNC:30511ENSG0000016764561910919q13.2Yip1 interacting factor homolog B, membrane trafficking protein32006098[PMID]
5

Prevalence and incidence

2 records
TypeClassValueAreaQualificationValidationSource
Cases/families24 casesWorldwideCase(s)Validated32006098[PMID]_33103737[PMID]_34373908[PMID]
Point prevalence<1 / 1 000 000—WorldwideClass onlyValidated32006098[PMID]_33103737[PMID]_34373908[PMID]_ORPHANET

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

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

7

Sources for this card