raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:95717

Idiopathic congenital hypothyroidism

Type
Disease
Group
Disorder
Age of onset
Infancy, Neonatal
Status
active

A rare primary congenital hypothyroidsm without throid developmental anomaly characterized by hypothroidsm present at birth without a known cause. The thyroid gland is normal in shape, size and location. Goiter is always absent.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enIdiopathic congenital hypothyroidism
frHypothyroïdie congénitale idiopathique
deHypothyreose, kongenitale, idiopathische
esHipotiroidismo congénito idiopático
itIpotiroidismo idiopatico congenito
nlIdiopathische congenitale hypothyreoïdie
ptHipotiroidismo congénito idiopático
plIdiopatyczna wrodzona niedoczynność tarczycy
csIdiopatická vrozená hypotyreóza
ukІдіопатичний вроджений гіпотиреоз
zh特发性先天性甲状腺功能减退症
trİdiyopatik doğumsal hipotiroidi

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
ICD-10E03.1NTBTattributedvalidated
ICD-115A00.0YNTBTindexvalidated
MONDO0019858Evalidated
UMLSC4273913Evalidated

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

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

24 annotations · validated 2021-06-04
HPOTerm (as annotated by Orphanet)Diagnostic
Very frequent (99-80%)
HP:0031507Decreased circulating thyroxine level
HP:0002925Elevated circulating thyroid-stimulating hormone concentration
Frequent (79-30%)
HP:0005930Abnormality of epiphysis morphology
HP:0002019Constipation
HP:0000270Delayed cranial suture closure
HP:0008828Delayed proximal femoral epiphyseal ossification
HP:0008872Feeding difficulties in infancy
HP:0004491Large posterior fontanelle
HP:0012758Neurodevelopmental delay
HP:0006579Prolonged neonatal jaundice
HP:0001537Umbilical hernia
Occasional (29-5%)
HP:0001662Bradycardia
HP:0005280Depressed nasal bridge
HP:0000282Facial edema
HP:0001265Hyporeflexia
HP:0002045Hypothermia
HP:0001252Hypotonia
HP:0001254Lethargy
HP:0000158Macroglossia
HP:0003265Neonatal hyperbilirubinemia
Excluded (0%)
HP:0030057Autoimmune antibody positivity
HP:0031220Increased radioactive iodine uptake
HP:0011437Maternal autoimmune disease
HP:0031219Reduced radioactive iodine uptake

Run the differential on the 2 obligate / very frequent terms

Annotation source: 26313902[PMID]_25634148[PMID]_20537182[PMID]_30324792[PMID]

7

Sources for this card