raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:3230

Deafness-oligodontia syndrome

Synonyms: Hearing loss-oligodontia syndrome

Type
Malformation syndrome
Group
Disorder
Age of onset
Infancy, Neonatal
Status
active

Deafness-oligodontia syndrome is characterised by sensorineural hearing loss and oligodontia/hypodontia. It has been described in two pairs of siblings and in one isolated case. Dizziness was reported in one of the pairs of siblings. Transmission appears to be autosomal recessive.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enDeafness-oligodontia syndromeHearing loss-oligodontia syndrome
frSyndrome de surdité-oligodontie
deSchwerhörigkeit - Oligodontie
esSíndrome de sordera-oligodonciaSíndrome de hipoacusia-oligodoncia
itSordità - oligodontia
nlDoofheid - oligodontie-syndroomGehoorverlies - oligodontie-syndroom
ptSíndrome de surdez-oligodontiaSíndrome de perda auditiva-oligodontia
plGłuchota - oligodoncja= en
csSyndrom zahrnující hluchotu a oligodoncii= en
ukСиндром глухоти-олігодонтіїСиндром приглухуватості-олігодонтії
zh耳聋-少牙畸形综合征听力丧失-少牙畸形综合征
trSağırlık-oligodontia sendromuİşitme kaybı-oligodonti sendromu

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM221740Evalidated
ICD-10H90.3NTBTattributedvalidated
ICD-11LD2H.YNTBTindexvalidated
MONDO0009089Evalidated
MeSHC538049Evalidated
UMLSC1857333Evalidated
GARD1698Evalidated

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

0 direct

Orphanet records no gene directly on this code.

5

Prevalence and incidence

2 records
TypeClassValueAreaQualificationValidationSource
Point prevalence<1 / 1 000 000—WorldwideClass onlyValidatedORPHANET_646726[PMID]_485932[PMID]_9720683[PMID]
Cases/families5 casesWorldwideCase(s)Validated646726[PMID]_485932[PMID]_9720683[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

4 annotations · validated 2016-06-01
HPOTerm (as annotated by Orphanet)Diagnostic
Very frequent (99-80%)
HP:0000677Oligodontia
HP:0000407Sensorineural hearing impairment
Frequent (79-30%)
HP:0002321Vertigo
Occasional (29-5%)
HP:0000359Abnormality of the inner ear

Run the differential on the 2 obligate / very frequent terms

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Sources for this card