raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:95712

Thyroid ectopia

Type
Morphological anomaly
Group
Disorder
Inheritance
Not applicable
Age of onset
Infancy, Neonatal
Status
active

Thyroid ectopia is a form of thyroid dysgenesis characterized by an ectopic location of the thyroid gland that results in primary congenital hypothyroidism, a permanent thyroid deficiency that is present from birth.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enThyroid ectopia
frEctopie thyroïdienne
deSchilddrüsenektopie
esEctopia tiroidea
itEctopia tiroidea
nlEctopie van schildklierEctopie van thyroïd
ptEctopia da tiroide
plEktopia tarczycy
csEktopie štítné žlázy
ukЕктопія щитовидної залози
zh甲状腺异位
trTiroid ektopisi

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM218700NTBTvalidated
OMIM225250BTNTvalidated
ICD-10E03.1NTBTattributedvalidated
ICD-115A00.01NTBTindexvalidated
MONDO0019854Evalidated
UMLSC0345447Evalidated

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

2 direct
GeneAssociationStatusHGNCEnsemblOMIMLocusNameSource of validation
PAX8Disease-causing germline mutation(s) (loss of function) inAssessedHGNC:8622ENSG000001256181674152q14.1paired box 825214233[PMID]_25905381[PMID]
NKX2-5Disease-causing germline mutation(s) inAssessedHGNC:2488ENSG000001830726005845q35.1NK2 homeobox 516418214[PMID]_25905381[PMID]
5

Prevalence and incidence

1 record
TypeClassValueAreaQualificationValidationSource
Point prevalence1-5 / 10 00014.3 / 100 000EuropeValue and classValidated[EXPERT]

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 2023-08-16
HPOTerm (as annotated by Orphanet)Diagnostic
Obligate (100%)
HP:0100028Ectopic thyroid
Very frequent (99-80%)
HP:0003270Abdominal distention
HP:0000271Abnormality of the face
HP:0000820Abnormality of the thyroid gland
HP:0000280Coarse facial features
HP:0002019Constipation
HP:0002925Elevated circulating thyroid-stimulating hormone concentration
HP:0100786Hypersomnia
HP:0000821Hypothyroidism
HP:0001252Hypotonia
HP:0000952Jaundice
HP:0000239Large fontanelles
HP:0100029Lingual thyroid
HP:0000158Macroglossia
HP:0001324Muscle weakness
HP:0001537Umbilical hernia
Frequent (79-30%)
HP:6000855Cold intolerance
HP:0000958Dry skin
HP:0012378Fatigue
HP:0001263Global developmental delay
HP:0001510Growth delay
HP:0001609Hoarse voice
HP:0010864Intellectual disability, severe
HP:0004322Short stature
Occasional (29-5%)
HP:0002015Dysphagia
HP:0001618Dysphonia

Run the differential on the 12 obligate / very frequent terms

Annotation source: 30969714[PMID]_35841171[PMID]

7

Sources for this card