raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:2791

Otodental syndrome

Synonyms: Globodontia · Otodental dysplasia

Type
Malformation syndrome
Group
Disorder
Inheritance
Autosomal dominant
Age of onset
Childhood
Status
active

Otodental syndrome is a very rare inherited condition characterized by grossly enlarged canine and molar teeth (globodontia) associated with sensorineural hearing loss.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enOtodental syndromeGlobodontia · Otodental dysplasia
frSyndrome oto-dentaireDysplasie oto-dentaire · Globodontie
deOto-dentales SyndromDysplasie, oto-dentale · Globodontie
esSíndrome otodentalDisplasia otodental · Globodontia
itSindrome otodentaleDisplasia otodentale · Globodontia
nlOtodentaal syndroomGlobodontie · Otodentale dysplasie
ptSíndrome oto-dentáriaDisplasia oto-dentária · Globodontia
plZespół uszno-zębowyDysplazja uszno-zębowa · Globodoncja
csOtodentální syndromGlobodoncie · Otodentální dysplázie
ukОтодентальний синдромГлободонтія · Отодентальна дисплазія
zh耳牙综合征耳牙发育不良
trOtodental sendromGlobodonti · Otodental displazi

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM166750Evalidated
ICD-10K00.2NTBTattributedvalidated
ICD-11LA30.4NTBTindexvalidated
MONDO0008161Evalidated
MeSHC563482Evalidated
UMLSC1833693Evalidated
GARD4168Evalidated

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 (3):

No children.

4

Genes

1 direct
GeneAssociationStatusHGNCEnsemblOMIMLocusNameSource of validation
FGF3Role in the phenotype ofAssessedHGNC:3681ENSG0000018689516495011q13.3fibroblast growth factor 317656375[PMID]
5

Prevalence and incidence

2 records
TypeClassValueAreaQualificationValidationSource
Cases/families10 familiesWorldwideFamily(ies)Validated16722606[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

26 annotations · validated 2017-11-27
HPOTerm (as annotated by Orphanet)Diagnostic
Very frequent (99-80%)
HP:0011078Abnormality of canine
HP:0011070Abnormality of molar morphology
HP:0006479Abnormality of the dental pulp
HP:0000670Carious teeth
HP:0000408Progressive sensorineural hearing impairment
Frequent (79-30%)
HP:0000682Abnormality of dental enamel
HP:0000326Abnormality of the maxilla
HP:0011051Agenesis of premolar
HP:0000463Anteverted nares
HP:0000684Delayed eruption of teeth
HP:0000293Full cheeks
HP:0000212Gingival overgrowth
HP:0001757High-frequency sensorineural hearing impairment
HP:0000276Long face
HP:0000343Long philtrum
HP:0000704Periodontitis
HP:0003771Pulp calcification
HP:0000679Taurodontia
Occasional (29-5%)
HP:0000518Cataract
HP:0000612Iris coloboma
HP:0100719Lens coloboma
HP:0000482Microcornea
HP:0000568Microphthalmia
HP:0011068Odontoma
HP:0031353Otitis media with effusion
HP:0000480Retinal coloboma

Run the differential on the 5 obligate / very frequent terms

Annotation source: 16722606[PMID]_28151902[PMID]_11552150[PMID]_12147582[PMID]_7227680[PMID]_1175318[PMID]_6585292[PMID]_5255997[PMID]

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Sources for this card