raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:141152

Isolated congenital hypoglossia/aglossia

Type
Morphological anomaly
Group
Disorder
Age of onset
Infancy, Neonatal
Status
active

A rare head and neck malformation characterized by congenital partial (hypoglossia) or total (aglossia) absence of the tongue. Patients present feeding and respiratory difficulties, as well as delayed speech development and slurred speech. Taste perception is not severely compromised. Associated features include a characteristic facies due to mandibular transverse arch deficiency, oligodontia, and malocclusion, among others.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enIsolated congenital hypoglossia/aglossia
frHypoglossie/aglossie isolée congénitale
deHypoglossie/Aglossie, isoliert, kongenital
esHipoglosia/aglosia aislada congénita
itIpoglossia/aglossia isolata congenita
nlGeïsoleerde congenitale hypoglossie/aglossie
ptHipoglossia/aglossia, isolada, congénita
plIzolowany wrodzony niedorozwój języka/brak języka
csIzolovaná vrozená hypoglosie/aglosie
ukІзольована вроджена гіпоглоссія/аглосія
zh先天性舌发育不全/无舌症
trİzole doğumsal hipoglossi / aglossi

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM612776Evalidated
ICD-10Q38.3NTBTattributedvalidated
ICD-11LA31.1Especificvalidated
MONDO0013003Evalidated
UMLSC5680636Evalidated

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):

Children (2):

4

Genes

0 direct

Orphanet records no gene directly on this code.

5

Prevalence and incidence

1 record
TypeClassValueAreaQualificationValidationSource
Point prevalenceUnknown—WorldwideClass onlyNot yet validatedORPHANET

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

16 annotations · validated 2021-11-23
HPOTerm (as annotated by Orphanet)Diagnostic
Very frequent (99-80%)
HP:0000750Delayed speech and language development
HP:0002094Dyspnea
HP:0011968Feeding difficulties
HP:0011470Nasogastric tube feeding in infancy
Frequent (79-30%)
HP:0006265Aplasia/Hypoplasia of fingers
HP:0011471Gastrostomy tube feeding in infancy
HP:0000171Microglossia
HP:0000347Micrognathia
HP:0002098Respiratory distress
HP:0002781Upper airway obstruction
HP:0001824Weight loss
Occasional (29-5%)
HP:0005483Abnormal epiglottis morphology
HP:0011951Aspiration pneumonia
HP:0000175Cleft palate
HP:0010566Hamartoma
HP:0012478Temporomandibular joint ankylosis

Run the differential on the 4 obligate / very frequent terms

Annotation source: 12697349[PMID]

7

Sources for this card