raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:90023

Primary immunodeficiency syndrome due to P14/LAMTOR2 deficiency

Synonyms: Primary immunodeficiency syndrome due to LAMTOR2 deficiency · Primary immunodeficiency syndrome due to P14 deficiency · Primary immunodeficiency syndrome due to P14/Late endosomal/lysosomal adaptor, MAPK and MTOR activator 2 deficiency

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

Primary immunodeficiency syndrome due to p14 deficiency is characterised by short stature, hypopigmentation, coarse facies and frequent bronchopulmonary <i>Streptococcus pneumoniae</i> infections.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enPrimary immunodeficiency syndrome due to P14/LAMTOR2 deficiencyPrimary immunodeficiency syndrome due to LAMTOR2 deficiency · Primary immunodeficiency syndrome due to P14 deficiency · Primary immunodeficiency syndrome due to P14/Late endosomal/lysosomal adaptor, MAPK and MTOR activator 2 deficiency
frSyndrome de déficit immunitaire primaire par déficit en P14/LAMTOR2Syndrome d'immunodéficience primaire par déficit en LAMTOR2 · Syndrome d'immunodéficience primaire par déficit en P14 · Syndrome d'immunodéficience primaire par déficit en protéine P14/lysosomal adaptor, MAPK and MTOR activator 2
dePrimäres Immundefekt-Syndrom durch LAMTOR2-DefizienzP14/LAMTOR2-Defekt · Primärer Immundefekt durch P14-Mangel
esSíndrome de inmunodeficiencia primaria por deficiencia de P14/LAMTOR2Síndrome de inmunodeficiencia primaria por deficiencia de LAMTOR2 · Síndrome de inmunodeficiencia primaria por deficiencia de P14 · Síndrome de inmunodeficiencia primaria por deficiencia de P14/endosoma tardío/adaptador lisosomal, activador MAPK y MTOR 2 · Síndrome de inmunodeficiencia primaria por deficiencia de p14
itSindrome da immunodeficienza primitiva dovuta a deficit di P14/LAMTOR2Immunodeficienza primitiva da deficit di P14/adattatore tardivo endosomiale/lisosomiale, attivatore 2 di MAPK e MTOR · Sindrome da immunodeficienza primitiva dovuta a deficit di LAMTOR2 · Sindrome da immunodeficienza primitiva dovuta a deficit di P14
nlPrimair immuundeficiëntiesyndroom door P14/LAMTOR2-deficiëntiePrimair immuundeficiëntiesyndroom door LAMTOR2-deficiëntie · Primair immuundeficiëntiesyndroom door P14-deficiëntie · Primair immuundeficiëntiesyndroom door deficiëntie van P14/Late endosomale/lysosomale adaptor, MAPK en MTOR activator 2
ptSíndrome de imunodeficiência primária por deficiência de P14/LAMTOR2Síndrome de imunodeficiência primária por deficiência de LAMTOR2 · Síndrome de imunodeficiência primária por deficiência de P14 · Síndrome de imunodeficiência primária por deficiência de P14/endossoma tardio/adaptador lisossomal, activador MAPK e MTOR
plZespół pierwotnego niedoboru odporności spowodowany niedoborem P14/LAMTOR2Zespół pierwotnego niedoboru odporności z niskim wzrostem
csPrimární imunodeficience způsobená deficitem p14Primární imunodeficience s nízkým vzrůstem
ukСиндром первинного імунодефіциту внаслідок дефіциту P14/LAMTOR2Синдром первинного імунодефіциту внаслідок дефіциту LAMTOR2 · Синдром первинного імунодефіциту внаслідок дефіциту P14 · Синдром первинного імунодефіциту, зумовлений дефіцитом P14/пізнього ендосомального/лізосомального адаптера, MAPK та активатора MTOR 2
zhLAMTOR2缺乏所致原发性免疫缺陷综合征p14缺陷致原发性免疫缺陷综合征
trLAMTOR2 eksikliğine bağlı primer immün yetmezlik sendromuKısa boy ile seyreden primer immün yetmezlik sendromu · P14 eksikliğine bağlı primer immün yetmezlik sendromu

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM610798Evalidated
ICD-10D82.8NTBTattributedvalidated
ICD-114B00.00NTBTindexvalidated
MONDO0012559Evalidated
UMLSC4305256Evalidated

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 (1):

No children.

4

Genes

1 direct
GeneAssociationStatusHGNCEnsemblOMIMLocusNameSource of validation
LAMTOR2Disease-causing germline mutation(s) inAssessedHGNC:29796ENSG000001165866103891q22late endosomal/lysosomal adaptor, MAPK and MTOR activator 2
5

Prevalence and incidence

2 records
TypeClassValueAreaQualificationValidationSource
Cases/families4 casesWorldwideCase(s)Validated17195838[PMID]
Point prevalence<1 / 1 000 000—WorldwideClass onlyValidatedORPHANET_17195838[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

7 annotations · validated 2016-06-01
HPOTerm (as annotated by Orphanet)Diagnostic
Very frequent (99-80%)
HP:0000280Coarse facial features
HP:0001875Decreased total neutrophil count
HP:0005599Hypopigmentation of hair
HP:0002721Immunodeficiency
HP:0007443Partial albinism
HP:0006538Recurrent bronchopulmonary infections
HP:0004322Short stature

Run the differential on the 7 obligate / very frequent terms

Annotation source: 17195838[PMID]

7

Sources for this card