raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:90650

Otopalatodigital syndrome type 1

Synonyms: OPD I syndrome · OPD syndrome 1 · Taybi syndrome

Type
Malformation syndrome
Group
Disorder
Inheritance
X-linked dominant
Age of onset
Antenatal, Infancy, Neonatal
Status
active

A disorder that is the mildest form of otopalatodigital syndrome spectrum disorder, and is characterized by a generalized skeletal dysplasia, mild intellectual disability, conductive hearing loss, and typical facial anomalies.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enOtopalatodigital syndrome type 1OPD I syndrome · OPD syndrome 1 · Taybi syndrome
frSyndrome oto-palato-digital type 1Syndrome OPD 1 · Syndrome OPD I · Syndrome de Taybi
deOto-palato-digitales Syndrom Typ 1
esSíndrome oto-palato-digital tipo 1
itSindrome oto-palato-digitale tipo 1
nlOtopalatodigitaal syndroom type 1OPD I syndroom · OPD syndroom 1 · Syndroom van Taybi
ptSíndrome otopalatodigital tipo 1
plZespół uszno-podniebienno-palcowy typu 1= en
csOtopalatodigitální syndrom, typ 1OPD I syndrom · OPD 1 syndrom · Taybiho syndrom
ukОтопалатодігітальний синдром, тип 1Синдром OPD I · Синдром OPD 1 · Синдром Тайбі
zh口面指综合征1型Taybi综合征
trOtopalatodijital sendromu tip 1OPD I sendromu · OPD sendromu 1 · Taybi sendromu

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM311300Evalidated
ICD-10Q87.0NTBTattributedvalidated
ICD-11LD25.1NTBTindexvalidated
MONDO0010704Evalidated
MeSHC536065Evalidated
UMLSC0265251Evalidated
GARD5121Evalidated

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 (9):

No children.

4

Genes

1 direct
GeneAssociationStatusHGNCEnsemblOMIMLocusNameSource of validation
FLNADisease-causing germline mutation(s) (gain of function) inAssessedHGNC:3754ENSG00000196924300017Xq28filamin A20301567[PMID]
5

Prevalence and incidence

1 record
TypeClassValueAreaQualificationValidationSource
Point prevalence1-9 / 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

27 annotations · validated 2016-06-01
HPOTerm (as annotated by Orphanet)Diagnostic
Very frequent (99-80%)
HP:0000674Anodontia
HP:0000175Cleft palate
HP:0005280Depressed nasal bridge
HP:0000494Downslanted palpebral fissures
HP:0000365Hearing impairment
HP:0000316Hypertelorism
HP:0001256Intellectual disability, mild
HP:0001376Limitation of joint mobility
HP:0000677Oligodontia
HP:0000336Prominent supraorbital ridges
HP:0001852Sandal gap
HP:0010109Short hallux
HP:0002652Skeletal dysplasia
HP:0000431Wide nasal bridge
Frequent (79-30%)
HP:0005916Abnormal metacarpal morphology
HP:0006487Bowing of the long bones
HP:0003042Elbow dislocation
HP:0002738Hypoplastic frontal sinuses
HP:0011001Increased bone mineral density
HP:0009623Proximal placement of thumb
HP:0009882Short distal phalanx of finger
HP:0004279Short palm
HP:0009778Short thumb
HP:0002684Thickened calvaria
Occasional (29-5%)
HP:0005640Abnormal vertebral segmentation and fusion
HP:0001850Abnormality of the tarsal bones
HP:0005048Synostosis of carpal bones

Run the differential on the 12 obligate / very frequent terms

Annotation source: 20301567[PMID]

7

Sources for this card