raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:559

Marinesco-Sjögren syndrome

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

A rare autosomal recessive disorder characterized by cerebellar ataxia, early-onset bilateral cataracts, chronic myopathy; additional features are delayed motor development and variable intellectual disability, hypergonadotrophic hypogonadism and delayed puberty, and short stature.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enMarinesco-Sjögren syndrome
frSyndrome de Marinesco-Sjögren
deMarinesco-Sjögren-Syndrom
esSíndrome de Marinesco-Sjogren
itSindrome di Marinesco-Sjögren
nlSyndroom van Marinesco-Sjögren
ptSíndrome Marinesco-Sjögren
plZespół Marinesco i Sjögrena
csMarinescův-Sjögrenův syndromMarinesco-Sjögrenův syndrom
ukСиндром Марінеско-Шогрена
zhMarinesco-Sj÷gren综合征
trMarinesco-Sjögren sendromu

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM248800Evalidated
ICD-10G11.1NTBTattributedvalidated
ICD-118C70.6NTBTindexvalidated
MONDO0009567Evalidated
UMLSC0024814Evalidated
GARD8341Evalidated

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 (8):

No children.

4

Genes

1 direct
GeneAssociationStatusHGNCEnsemblOMIMLocusNameSource of validation
SIL1Disease-causing germline mutation(s) (loss of function) inAssessedHGNC:24624ENSG000001207256080055q31.2SIL1 nucleotide exchange factor20301371[PMID]_16650075[PMID]
5

Prevalence and incidence

2 records
TypeClassValueAreaQualificationValidationSource
Point prevalence<1 / 1 000 000—WorldwideClass onlyValidatedORPHANET
Cases/families200 casesWorldwideCase(s)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

45 annotations · validated 2017-07-18
HPOTerm (as annotated by Orphanet)Diagnostic
Very frequent (99-80%)
HP:0012400Abnormal aldolase level
HP:0040081Abnormal circulating creatine kinase concentration
HP:0045040Abnormal lactate dehydrogenase activity
HP:0002167Abnormality of speech or vocalization
HP:0002334Abnormality of the cerebellar vermis
HP:0001460Aplasia/Hypoplasia involving the skeletal musculature
HP:0001251Ataxia
HP:0000518Cataract
HP:0001321Cerebellar hypoplasia
HP:0001260Dysarthria
HP:0001618Dysphonia
HP:0003241External genital hypoplasia
HP:0001263Global developmental delay
HP:0000135Hypogonadism
HP:0001252Hypotonia
HP:0001249Intellectual disability
HP:0003198Myopathy
HP:0003510Severe short stature
HP:0001328Specific learning disability
HP:0000486Strabismus
Frequent (79-30%)
HP:0005916Abnormal metacarpal morphology
HP:0001167Abnormality of finger
HP:0005743Avascular necrosis of the capital femoral epiphysis
HP:0001156Brachydactyly
HP:0002673Coxa valga
HP:0100660Dyskinesia
HP:0002827Hip dislocation
HP:0001385Hip dysplasia
HP:0001276Hypertonia
HP:0010508Metatarsus valgus
HP:0010547Muscle flaccidity
HP:0003552Muscle stiffness
HP:0003560Muscular dystrophy
HP:0000639Nystagmus
HP:0000768Pectus carinatum
HP:0002063Rigidity
HP:0002650Scoliosis
HP:0004279Short palm
HP:0003202Skeletal muscle atrophy
HP:0001257Spasticity
Occasional (29-5%)
HP:0001284Areflexia
HP:0001265Hyporeflexia
HP:0000252Microcephaly
HP:0000648Optic atrophy
HP:0009830Peripheral neuropathy

Run the differential on the 12 obligate / very frequent terms

7

Sources for this card