raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:59306

McLeod neuroacanthocytosis syndrome

Synonyms: MLS · X-linked McLeod syndrome

Type
Disease
Group
Disorder
Inheritance
X-linked recessive
Age of onset
Adult
Status
active

McLeod neuroacanthocytosis syndrome (MLS) is a form of neuroacanthocytosis and is characterized clinically by a Huntington's disease-like phenotype with an involuntary hyperkinetic movement disorder, psychiatric manifestations and cognitive alterations, and biochemically by absence of the Kx antigen and by weak expression of the Kell antigens.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enMcLeod neuroacanthocytosis syndromeMLS · X-linked McLeod syndrome
frSyndrome de McLeodSyndrome de McLeod lié à l'X
deMcLeod Neuro-Akanthozytose-Syndrom
esSíndrome de neurocantocitosis de McLeod
itSindrome da neuroacantocitosi di McLeodSindrome di McLeod legata all'X
nlNeuroacanthocytose-syndroom van McLeodMLS · X-gebonden syndroom van McLeod
ptSíndrome de neuroacantocitose McLeodMLS · Síndrome McLeod ligada ao X
plZespół neuroakantozy McLeodaMLS · Zespół McLeoda sprzężony z chromosomem X
csMcLeodův neuroakantocytotický syndromMLS · X-vázaný McLeodův syndrom
ukСиндром нейроакантоцитозу МаклеодаMLS · Х-зчеплений синдром Маклеода
zhMcLeod 神经棘红细胞增多综合征X-连锁Mcleod综合征
trMcLeod nöroakantositoz sendromuMLS · X'e bağlı McLeod sendromu

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM300842NTBTvalidated
ICD-10G10NTBTattributedvalidated
ICD-113A10.YNTBTindexvalidated
MONDO0018945Evalidated
UMLSC4510408Evalidated
GARD10731Evalidated
MedDRA10081507Evalidated

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
XKDisease-causing germline mutation(s) inAssessedHGNC:12811ENSG00000047597314850Xp21.1X-linked Kx blood group antigen, Kell and VPS13A binding protein
5

Prevalence and incidence

2 records
TypeClassValueAreaQualificationValidationSource
Cases/families100 casesWorldwideCase(s)Validated22027213[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

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

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Sources for this card