raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:397964

Combined immunodeficiency due to MALT1 deficiency

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

Combined immunodeficiency due to MALT1 deficiency is a rare, genetic form of primary immunodeficiency characterized by growth retardation, early recurrent pulmonary infections leading to bronchiectasis, inflammatory gastrointestinal disease, and other symptoms, such as rash, dermatitis, skin infections.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enCombined immunodeficiency due to MALT1 deficiency
frDéficit immunitaire combiné par déficit en MALT1Immunodéficience combinée par déficit en MALT1
deImmundefekt, kombinierter, durch MALT1-Mangel
esInmunodeficiencia combinada por deficiencia de MALT1
itImmunodeficienza combinata da deficit di MALT1
nlGecombineerde immuundeficiëntie door MALT1-deficiëntie
ptImunodeficiência combinada por défice de MALT1
plZłożony niedobór odporności z powodu deficytu MALT1
csKombinovaná imunodeficience způsobená deficitem MALT1
ukКомбінований імунодефіцит, зумовлений дефіцитом MALT1
zh黏膜关联淋巴组织淋巴瘤易位基因1缺陷导致的联合免疫缺陷
trMALT1 eksikliğine bağlı kombine immün yetmezlik

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM615468Evalidated
ICD-10D81.8NTBTattributedvalidated
MONDO0014197Evalidated
UMLSC4750906Evalidated

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
MALT1Disease-causing germline mutation(s) inAssessedHGNC:6819ENSG0000017217560486018q21.32MALT1 paracaspase23727036[PMID]_24332264[PMID]
5

Prevalence and incidence

2 records
TypeClassValueAreaQualificationValidationSource
Cases/families3 casesWorldwideCase(s)Validated23727036[PMID]_24332264[PMID]
Point prevalence<1 / 1 000 000—WorldwideClass onlyValidatedORPHANET_23727036[PMID]_24332264[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