raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:35121

Lysosomal acid phosphatase deficiency

historical

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

A rare lysosomal disease characterized by intermittent vomiting, hypotonia, lethargy, opisthotonos, and fatal outcome in early infancy, associated with deficient acid phosphatase in lysosomes. There have been no further descriptions in the literature since 1970.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enLysosomal acid phosphatase deficiency
frDéficit en phosphatase acide lysosomale
deSaure Phosphatase-Mangel, lysosomaler
esDeficiencia de fosfatasa ácida lisosomal
itDeficit di fosfatasi acida lisosomiale
nlLysosomale zure fosfatasedeficiëntie
ptDeficiência de fosfatase ácida lisossomal
plNiedobór kwaśnej fosfatazy
csDeficit kyselé fosfatázy
ukДефіцит лізосомальної кислої фосфатази
zh溶酶体酸性磷酸酶缺乏症
trLizozomal asit fosfataz eksikliği

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM200950Evalidated
ICD-10E83.3NTBTinclusionvalidated
ICD-115C64.3NTBTindexvalidated
MONDO0008705Evalidated
UMLSC0268410Evalidated

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

0 direct

Orphanet records no gene directly on this code.

5

Prevalence and incidence

1 record
TypeClassValueAreaQualificationValidationSource
Point prevalence<1 / 1 000 000—EuropeClass onlyNot yet validatedORPHANET

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