raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:317476

XMEN

Synonyms: CID due to MAGT1 deficiency · Combined immunodeficiency due to MAGT1 deficiency · X-linked immunodeficiency with magnesium defect, Epstein-Barr virus infection and neoplasia

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

X-linked immunodeficiency with magnesium defect, Epstein-Barr virus infection and neoplasia is a rare combined T and B cell immunodeficiency characterized by recurrent sinopulmonary and viral infections, persistent elevated Epstein-Barr virus (EBV) viremia and increased susceptibility to EBV-associated B-cell lymphoproliferative disorders. Immunological analyses show normal lymphocyte count or mild to moderate lymphopenia, inverted CD4:CD8 T-cell ratio and hypogammaglobulinemias.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enXMENCID due to MAGT1 deficiency · Combined immunodeficiency due to MAGT1 deficiency · X-linked immunodeficiency with magnesium defect, Epstein-Barr virus infection and neoplasia
frXMENCID par déficit en MAGT1 · DIC par déficit en MAGT1 · Déficit immunitaire combiné par déficit en MAGT1 · Déficit immunitaire lié à l'X avec déficit en magnésium, infection et néoplasie liées à l'EBV · Immunodéficience combinée par déficit en MAGT1 · Immunodéficience liée à l'X avec déficit en magnésium, infection et néoplasie liées au virus Epstein-Barr · Immunodéficience liée à l'X avec déficit en magnésium, infection et néoplasie liées à l'EBV
deXMENCID durch MAGT1-Mangel · Immundefekt, X-chromosomaler, mit Magnesium-Defekt, Epstein-Barr-Virus-Infektion und Neoplasie · Immundefekt, kombinierter, durch MAGT1-Defizienz
esXMENCID por deficiencia de MAGT1 · Deficiencia de magnesio ligada al cromosoma X con infección por el virus de Epstein-Barr y neoplasia · Inmunodeficiencia combinada por deficiencia de MAGT1 · Inmunodeficiencia ligada al cromosoma X con deficiencia de magnesio, infección por el virus de Epstein-Barr y neoplasia
itXMENCID da deficit di MAGT1 · Immunodeficienza combinata da deficit di MAGT1 · Immunodeficienza legata all'X con deficit di magnesio, infezione da virus di Epstein-Barr e neoplasia
nlXMENCID door MAGT1-deficiëntie · Gecombineerde immuundeficiëntie door MAGT1-deficiëntie · X-gebonden immuundeficiëntie met magnesiumdefect, infectie door Epstein-Barrvirus en neoplasie · XMEN
ptXMENCID devido à deficiência de MAGT1 · Imunodeficiência combinada devido à deficiência MAGT1 · Imunodeficiência ligada ao X com defeito de magnésio, infeção pelo virus Epstein-Barr e neoplasia
plNiedobór odporności sprzężony z chromosomem X z niedoborem magnezu, zakażeniem wirusem Epsteina i Barra i nowotworemCID z powodu deficytu MAGT1 · XMEN · Złożony Niedobór odporności z powodu deficytu MAGT1
csX-vázaná imunodeficience s defektem metabolismu hořčíku, infekcí virem Epstein-Barrové a neopláziemiXMEN · CID způsobená deficitem MAGT1 · Kombinovaná imunodeficience způsobená deficitem MAGT1
ukXMENКІД внаслідок дефіциту MAGT1 · Комбінований імунодефіцит внаслідок дефіциту MAGT1 · Х-зчеплений імунодефіцит з дефіцитом магнію, інфекцією вірусу Епштейна-Барр та новоутвореннями
zh镁缺乏、EB病毒感染及肿瘤的X染色体连锁免疫缺陷病MAGT1基因缺陷所致联合免疫缺陷
trMagnezyum defekti, Epstein-Barr virüs enfeksiyonu ve neoplazi ile seyreden X'e bağlı immün yetmezlikXMEN · MAGT1 eksikliğine bağlı CID · MAGT1 eksikliğine bağlı kombine immün yetmezlik

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM300853Evalidated
ICD-10D81.8NTBTattributedvalidated
ICD-114A01.1YNTBTindexvalidated
MONDO0010455Evalidated
UMLSC3275445Evalidated
GARD10907Evalidated

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.

4

Genes

1 direct
GeneAssociationStatusHGNCEnsemblOMIMLocusNameSource of validation
MAGT1Disease-causing germline mutation(s) inAssessedHGNC:28880ENSG00000102158300715Xq21.1magnesium transporter 1
5

Prevalence and incidence

2 records
TypeClassValueAreaQualificationValidationSource
Cases/families7 casesWorldwideCase(s)Validated24550228[PMID]
Point prevalence<1 / 1 000 000—WorldwideClass onlyValidatedORPHANET_24550228[PMID]

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