raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:3103

Roberts syndrome

Synonyms: Pseudothalidomide syndrome · Roberts-SC phocomelia syndrome · SC phocomelia · SC pseudothalidomide syndrome

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

A rare multiple congenital anomalies/dysmorphic syndrome characterized by the association of highly variable limb reduction defects affecting both upper and lower limbs, growth retardation, microcephaly, craniofacial anomalies and variable neurodevelopmental delay.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enRoberts syndromePseudothalidomide syndrome · Roberts-SC phocomelia syndrome · SC phocomelia · SC pseudothalidomide syndrome
frSyndrome de RobertsPhocomélie SC · Syndrome de phocomélie SC de Roberts · Syndrome pseudothalidomide · Syndrome pseudothalidomide SC
deRoberts-SyndromPseudothalidomid-Syndrom · Roberts-SC-Phokomelie-Syndrom · SC-Phokomelie · SC-Pseudothalidomid-Syndrom
esSíndrome de RobertsSC focomelia · Síndrome de Roberts-SC focomelia · Síndrome pseudotalidomida · Síndrome pseudotalidomida SC
itSindrome di RobertsSC focomelia · Sindrome da focomelia SC di Roberts · Sindrome pseudo-talidomide · Sindrome pseudo-talidomide SC
nlSyndroom van RobertsPseudothalidomidesyndroom · Roberts-SC-focomeliesyndroom · SC-focomelie · SC-pseudothalidomidesyndroom
ptSíndrome Roberts
plZespół RobertsaSC spół pseudotalidomidowy · SC fokomelia · Zespół pseudotalidomidowy · Zespół Robertsa - S.C. fokomelia
csRobertsův syndromPseudothalidomidový syndrom · Syndrom Robertsovy-SC fokomélie · SC fokomélie · SC pseudothalidomidový syndrom
ukСиндром РобертсаПсевдоталідомідний синдром · Синдром фокомелії Робертса-SC · Фокомелія SC · Синдром псевдоталідоміда SC
zhRoberts综合征Roberts-SC短肢畸形综合征
trRoberts sendromuSC phocomelia · Psödotalidomit sendromu · SC psödotalidomid sendromu · Roberts-SC fokomeli sendromu

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM268300Evalidated
ICD-10Q73.8NTBTattributedvalidated
ICD-11LD2F.1YNTBTindexvalidated
MONDO0100253Evalidated
MONDO100253Evalidated
MeSHC535687Evalidated
UMLSC0392475Evalidated
GARD7387Evalidated
MedDRA10084326Evalidated

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 (6):

No children.

4

Genes

1 direct
GeneAssociationStatusHGNCEnsemblOMIMLocusNameSource of validation
ESCO2Disease-causing germline mutation(s) inAssessedHGNC:27230ENSG000001713206093538p21.1establishment of sister chromatid cohesion N-acetyltransferase 220301332[PMID]
5

Prevalence and incidence

2 records
TypeClassValueAreaQualificationValidationSource
Cases/families150 casesWorldwideCase(s)Validated20301332[PMID]
Point prevalenceUnknown—WorldwideClass onlyValidatedORPHANET_20301332[PMID]

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

54 annotations · validated 2016-06-01
HPOTerm (as annotated by Orphanet)Diagnostic
Very frequent (99-80%)
HP:0002817Abnormality of the upper limb
HP:0009601Aplasia/Hypoplasia of the thumb
HP:0006487Bowing of the long bones
HP:0000248Brachycephaly
HP:0004209Clinodactyly of the 5th finger
HP:0009943Complete duplication of thumb phalanx
HP:0000316Hypertelorism
HP:0002984Hypoplasia of the radius
HP:0000272Malar flattening
HP:0005011Mesomelic arm shortening
HP:0000252Microcephaly
HP:0009829Phocomelia
HP:0008897Postnatal growth retardation
HP:0009623Proximal placement of thumb
HP:0009466Radial deviation of finger
HP:0008846Severe intrauterine growth retardation
HP:0008070Sparse hair
HP:0000430Underdeveloped nasal alae
Frequent (79-30%)
HP:0030680Abnormal cardiovascular system morphology
HP:0000377Abnormal pinna morphology
HP:0000387Absent earlobe
HP:0001156Brachydactyly
HP:0000518Cataract
HP:0000175Cleft palate
HP:0000204Cleft upper lip
HP:0008665Clitoral hypertrophy
HP:0000028Cryptorchidism
HP:0001263Global developmental delay
HP:0001249Intellectual disability
HP:0000040Long penis
HP:0000347Micrognathia
HP:0007452Midface capillary hemangioma
HP:0001622Premature birth
HP:0000520Proptosis
HP:0002974Radioulnar synostosis
HP:0009891Underdeveloped supraorbital ridges
Occasional (29-5%)
HP:0007598Bilateral single transverse palmar creases
HP:0000592Blue sclerae
HP:0001363Craniosynostosis
HP:0006101Finger syndactyly
HP:0000501Glaucoma
HP:0000218High palate
HP:0006380Knee flexion contracture
HP:0000568Microphthalmia
HP:0000639Nystagmus
HP:0006443Patellar aplasia
HP:0000113Polycystic kidney dysplasia
HP:0001561Polyhydramnios
HP:0005876Progressive flexion contractures
HP:0001852Sandal gap
HP:0000470Short neck
HP:0005048Synostosis of carpal bones
HP:0001873Thrombocytopenia
HP:0001239Wrist flexion contracture

Run the differential on the 12 obligate / very frequent terms

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Sources for this card