raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:370088

Acute infantile liver failure-multisystemic involvement syndrome

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

A rare genetic parenchymal hepatic disease characterized by acute liver failure, that occurs in the first year of life, which manifests with failure to thrive, hypotonia, moderate global developmental delay, seizures, abnormal liver function tests, microcytic anemia and elevated serum lactate. Other associated features include hepatosteatosis and fibrosis, abnormal brain morphology, and renal tubulopathy. Minor illnesses can exacerbate deterioration of liver failure.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enAcute infantile liver failure-multisystemic involvement syndrome
frSyndrome d'insuffisance hépatique aiguë infantile-manifestations multisystémiques
deAkutes infantiles Leberversagen-multisystemische Beteiligung-SyndromIFLS · Syndrom des akuten kindlichen Leberversagens mit multisystemischer Beteiligung
esSíndrome de insuficiencia hepática aguda-afectación multisistémica del lactanteSíndrome de fallo hepático agudo-afectación multisistémica del lactante
itSindrome da insufficienza epatica acuta infantile ed interessamento multisistemico
nlAcuut infantiel leverfalen - multisystemische betrokkenheid-syndroom
ptSíndrome de insuficiência hepática aguda-envolvimento multissistémico da infância
plZespół ostrej dziecięcej niewydolności wątroby i zaburzeń wieloukładowych
csAkutní selhání jater kojenců s multisystémovým postižením
ukСиндром гострої дитячої печінкової недостатності-мультисистемного ураження
zh急性婴幼儿肝衰竭-多系统受累综合征
trAkut infantil karaciğer yetmezliği-multisistemik tutulum sendromu

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM615438Evalidated
ICD-10K72.0NTBTattributedvalidated
ICD-11DB91.1NTBTattributedvalidated
MONDO0024568Evalidated
UMLSC4751598Evalidated
GARD13114Evalidated

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
LARS1Disease-causing germline mutation(s) inAssessedHGNC:6512ENSG000001337061513505q32leucyl-tRNA synthetase 122607940[PMID]
5

Prevalence and incidence

2 records
TypeClassValueAreaQualificationValidationSource
Cases/families6 casesWorldwideCase(s)Validated22607940[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.

7

Sources for this card