raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:93958

Oromandibular dystonia

Type
Disease
Group
Disorder
Age of onset
Adolescent, Adult, Childhood, Elderly, Infancy
Status
active

A form of focal dystonia, affecting the lower part of the face and jaws. It is characterized by sustained or repetitive involuntary jaw and tongue movements and facial grimacing caused by involuntary spasms of the masticatory, facial, pharyngeal, lingual, and lip muscles.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enOromandibular dystonia
frDystonie oromandibulaire
deDystonie, oromandibuläre
esDistonía oromandibular
itDistonia oromandibolare
nlOromandibulaire dystonie
ptDistonia oromandibular
plDystonia ustno-żuchwowa
csOromandibulární dystonie
ukОромандибулярна дистонія
zh口下颌肌张力障碍
trOromandibular distoni

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
ICD-10G24.4Especificvalidated
ICD-118A02.0YNTBTindexvalidated
MONDO0019771Evalidated
UMLSC2242577Evalidated
MedDRA10067954Evalidated

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 (1):

No children.

4

Genes

0 direct

Orphanet records no gene directly on this code.

5

Prevalence and incidence

0 records

No prevalence record in this release.

6

HPO phenotypes

21 annotations · validated 2018-06-12
HPOTerm (as annotated by Orphanet)Diagnostic
Frequent (79-30%)
HP:0000277Abnormality of the mandible
HP:0010754Abnormality of the temporomandibular joint
HP:0000716Depression
HP:0002015Dysphagia
HP:0001618Dysphonia
HP:0005216Impaired mastication
HP:0012531Pain
HP:0001824Weight loss
Occasional (29-5%)
HP:0000159Abnormal lip morphology
HP:0000366Abnormality of the nose
HP:0000643Blepharospasm
HP:0003763Bruxism
HP:0000273Facial grimacing
HP:0007325Generalized dystonia
HP:0002487Hyperkinetic movements
HP:0012049Laryngeal dystonia
HP:0031008Lingual dystonia
HP:0000473Torticollis
Very rare (<4-1%)
HP:0001260Dysarthria
HP:0002451Limb dystonia
HP:0002098Respiratory distress

Annotation source: 28620630[PMID]_29860784[PMID]

7

Sources for this card