raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:1387

Cataract-intellectual disability-hypogonadism syndrome

Synonyms: Martsolf syndrome

Type
Malformation syndrome
Group
Disorder
Inheritance
Autosomal recessive
Age of onset
Neonatal
Status
active

A rare, genetic, multiple congenital anomalies/dysmorphic syndrome characterized by congenital cataract, mild-to-severe intellectual disability and characteristic facial dysmorphism including ptosis, deep-set eyes, wide nasal bridge, macrotia and micrognathia. Common clinical features include brain abnormalities, microcephaly, short stature, hypogonadism, external genital hypoplasia and skeletal abnormalities. Spastic diplegia can sometimes occur.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enCataract-intellectual disability-hypogonadism syndromeMartsolf syndrome
frSyndrome de cataracte-déficience intellectuelle-hypogonadismeSyndrome de Martsolf
deKatarakt-Intelligenzminderung-Hypogonadismus-SyndromMartsolf-Syndrom
esSíndrome de catarata-discapacidad intelectual-hipogonadismoSíndrome de Martsolf
itSindrome cataratta-disabilità intellettiva-ipogonadismoSindrome di Marsolf
nlCataract - intellectuele achterstand - hypogonadisme-syndroomSyndroom van Martsolf
ptSíndrome de catarata-perturbação do desenvolvimento intelectual-hipogonadismoSíndrome Martsolf
plZaćma - niepełnosprawność intelektualna - hipogonadyzmZespół Martsolfa
csSyndrom zahrnující kataraktu, mentální retardaci a hypogonadismusMartsolfův syndrom
ukСиндром катаракти - інтелектуальної недостатності - гіпогонадизмуСиндром Марцольфа
zh白内障-智力障碍-性腺功能减退综合征Martsolf综合征
trKatarakt-zihinsel yetersizlik-hipogonadizm sendromuMartsolf sendromu

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM212720Evalidated
OMIM619420BTNTvalidated
ICD-10Q87.8NTBTattributedvalidated
ICD-115A61.0NTBTindexvalidated
MeSHC536028Evalidated
UMLSC0796037Evalidated
GARD3406Evalidated

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 (5):

No children.

4

Genes

2 direct
GeneAssociationStatusHGNCEnsemblOMIMLocusNameSource of validation
RAB3GAP1Disease-causing germline mutation(s) (loss of function) inAssessedHGNC:17063ENSG000001158396025362q21.3RAB3 GTPase activating protein catalytic subunit 123420520[PMID]
RAB3GAP2Disease-causing germline mutation(s) (loss of function) inAssessedHGNC:17168ENSG000001188736092751q41RAB3 GTPase activating non-catalytic protein subunit 223420520[PMID]
5

Prevalence and incidence

2 records
TypeClassValueAreaQualificationValidationSource
Cases/families20 casesWorldwideCase(s)Validated23420520[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

30 annotations · validated 2016-06-01
HPOTerm (as annotated by Orphanet)Diagnostic
Very frequent (99-80%)
HP:0007477Abnormal dermatoglyphics
HP:0000518Cataract
HP:0000232Everted lower lip vermilion
HP:0008872Feeding difficulties in infancy
HP:0000221Furrowed tongue
HP:0000044Hypogonadotropic hypogonadism
HP:0001249Intellectual disability
HP:0002162Low posterior hairline
HP:0000272Malar flattening
HP:0000252Microcephaly
HP:0011800Midface retrusion
HP:0007495Prematurely aged appearance
HP:0000322Short philtrum
HP:0004322Short stature
Frequent (79-30%)
HP:0009832Abnormal distal phalanx morphology of finger
HP:0008388Abnormal toenail morphology
HP:0001155Abnormality of the hand
HP:0000248Brachycephaly
HP:0000028Cryptorchidism
HP:0005280Depressed nasal bridge
HP:0000218High palate
HP:0003307Hyperlordosis
HP:0000601Hypotelorism
HP:0000347Micrognathia
HP:0000358Posteriorly rotated ears
HP:0000692Tooth malposition
HP:0009465Ulnar deviation of finger
Occasional (29-5%)
HP:0009738Abnormality of the antihelix
HP:0002120Cerebral cortical atrophy
HP:0002650Scoliosis

Run the differential on the 12 obligate / very frequent terms

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Sources for this card