raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:268114

RAS-associated autoimmune leukoproliferative disease

Synonyms: RALD

Type
Disease
Group
Disorder
Inheritance
Unknown
Age of onset
Childhood, Infancy
Status
active

RAS-associated autoimmune leukoproliferative disease (RALD) is a rare genetic disorder characterized by monocytosis, autoimmune cytopenias, lymphoproliferation, hepatosplenomegaly, and hypergammaglobulinemia.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enRAS-associated autoimmune leukoproliferative diseaseRALD
frMaladie leucoproliférative auto-immune associée à RAS= en
deRAS-assoziierte autoimmun-lymphoproliferative Krankheit= en
esEnfermedad leucoproliferativa autoinmune asociada a RAS= en
itMalattia autoimmune da proliferazione leucocitaria associata a RASALPS, tipo 4 · ALPS, tipo IV · RALD · Sindrome linfoproliferativa autoimmune, tipo 4 · Sindrome linfoproliferativa autoimmune, tipo IV
nlRAS-geassocieerde auto-immune leukoproliferatieve ziekte= en
ptDoença linfoproliferativa autoimune associada a RASALPS tipo 4 · ALPS tipo IV · RALD · Síndrome linfoproliferativo autoimune tipo 4 · Síndrome linfoproliferativo autoimune tipo IV
plAutoimmunologiczna choroba leukoproliferacyjna związana z RASALPS typu 4 · ALPS typu IV · Autoimmunologiczny zespół limfoproliferacyjny typu 4 · Autoimmunologiczny zespół limfoproliferacyjny typu IV · RALD
csRAS-asociované autoimunitní leukoproliferativní onemocněníALPS typ 4 · ALPS typ IV · Autoimunitní lymfoproliferativní syndrom, typ 4 · Autoimunitní lymfoproliferativní syndrom, typ IV · RALD
ukRAS-асоційоване аутоімунне лейкопроліферативне захворювання= en
zhRAS相关自身免疫性白血病= en
trRAS -ilişkili otoimmün lökoproliferatif hastalık= en

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM614470BTNTvalidated
OMIM621582BTNTvalidated
ICD-10D72.8NTBTattributedvalidated
MONDO0013767Evalidated
UMLSC2674723Evalidated

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

2 direct
GeneAssociationStatusHGNCEnsemblOMIMLocusNameSource of validation
KRASDisease-causing somatic mutation(s) inAssessedHGNC:6407ENSG0000013370319007012p12.1KRAS proto-oncogene, GTPase21079152[PMID]
NRASDisease-causing somatic mutation(s) inAssessedHGNC:7989ENSG000002132811647901p13.2NRAS proto-oncogene, GTPase17517660[PMID]_21079152[PMID]
5

Prevalence and incidence

2 records
TypeClassValueAreaQualificationValidationSource
Point prevalence<1 / 1 000 000—WorldwideClass onlyValidatedORPHANET
Cases/families20 casesWorldwideCase(s)Validated[EXPERT]

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