raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:3016

Absent radius-anogenital anomalies syndrome

historical

Type
Malformation syndrome
Group
Disorder
Age of onset
Antenatal, Neonatal
Status
historical

A rare, genetic limb reduction defects syndrome characterized by bilateral radial aplasia/hypoplasia manifesting with absent/short forearms in association with anogenital abnormalities (e.g. hypospadias or imperforate anus). Additional features reported include hydrocephalus and absent preaxial digits. There have been no further descriptions in the literature since 1993.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enAbsent radius-anogenital anomalies syndrome
frSyndrome d'absence de radius-anomalies anogénitales
deFehlender Radius-anogenitalen Anomalien-Syndrom
esSíndrome de radio ausente-anomalías anogenitales
itSindrome da agenesia del radio ed anomalie anogenitali
nlAfwezige radius - anogenitale anomalieën-syndroom
ptSíndrome de ausência de rádio-anomalias ano-genitais
plBrak kości promieniowej - anomalie odbytu i narządów płciowych
csSyndrom zahrnující chybějící radius a anogenitální anomálie
ukСиндром відсутності променевої кістки-аногенітальних аномалій
zh无桡骨-肛门生殖器畸形综合征
trRadyus yokluğu-anogenital anomali sendromu

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM312190Evalidated
ICD-10Q87.8NTBTattributedvalidated
MONDO0010718Evalidated
MeSHC535281Evalidated
UMLSC4749807Evalidated
GARD4633Evalidated

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

0 direct

Orphanet records no gene directly on this code.

5

Prevalence and incidence

2 records
TypeClassValueAreaQualificationValidationSource
Cases/families2 casesWorldwideCase(s)Validated8456854[PMID]
Point prevalence<1 / 1 000 000—WorldwideClass onlyValidatedORPHANET_8456854[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

9 annotations · validated 2017-09-12
HPOTerm (as annotated by Orphanet)Diagnostic
Very frequent (99-80%)
HP:0100257Ectrodactyly
HP:0000238Hydrocephalus
HP:0002984Hypoplasia of the radius
HP:0012165Oligodactyly
HP:0001562Oligohydramnios
Frequent (79-30%)
HP:0002023Anal atresia
HP:0004871Perineal fistula
HP:0025023Rectal atresia
HP:0000143Rectovaginal fistula
7

Sources for this card