raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:93953

Familial thyroglossal duct cyst

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

A very rare inherited form of TDC characterized by a mass measuring 3 cm in diameter or less in the midline area of the neck.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enFamilial thyroglossal duct cyst
frKyste familial du conduit thyréoglosse
deFistel, familiäre thyroglossale
esQuiste del conducto tirogloso familiar
itCisti del condotto tireoglosso, forma familiare
nlFamilale ductus thyreoglossuscysteFamiliale mediane halscyste · Familiale schildklierkanaalcyste
ptQuisto do canal tireoglosso, familiar
plRodzinna torbiel przewodu tarczowo-językowego
csFamiliární cysta ductus thyreoglossus
ukСімейна кіста вивідної протоки щитоподібної залози
zh家族性甲状舌管囊肿
trAilesel tiroglossal kanal kisti

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM188455Evalidated
ICD-10Q89.2NTBTattributedvalidated
ICD-11DA05.YNTBTattributedvalidated
MONDO0008565Evalidated
MeSHC536909Evalidated
UMLSC3495590Evalidated
GARD5204Evalidated

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 (2):

No children.

4

Genes

0 direct

Orphanet records no gene directly on this code.

5

Prevalence and incidence

2 records
TypeClassValueAreaQualificationValidationSource
Cases/families22 casesWorldwideCase(s)Validated16012840[PMID]_19344886[PMID]_17457484[PMID]
Point prevalence<1 / 1 000 000—WorldwideClass onlyValidatedORPHANET_16012840[PMID]_19344886[PMID]_17457484[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

Orphanet has no HPO annotation for this code in this release.

7

Sources for this card