raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:139423

Idiopathic acute transverse myelitis

Type
Clinical subtype
Group
Subtype of disorder
Inheritance
Not applicable
Age of onset
All ages
Status
active

A rare immune-mediated inflammatory demyelinating disorder of the spinal cord with motor, sensory and autonomic involvement.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enIdiopathic acute transverse myelitis
frMyélite transverse aiguë idiopathique
deMyelitis, akute transverse, idiopathische
esMielitis transversa aguda idiopática
itMielite trasversa acuta idiopatica
nlIdiopathische acute transversale myelitis
ptMielite transversa aguda idiopática
plIdiopatyczne ostre poprzeczne zapalenie rdzeniaATM/TM
csIdiopatická akutní transverzální myelitidaATM/TM
ukІдіопатичний гострий поперечний мієліт
zh特发性急性横贯性脊髓炎急性横贯性脊髓炎/横贯性脊髓炎
trİdiyopatik akut transvers miyelitATM/TM

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
ICD-10G37.3NTBTattributedvalidated
ICD-118A41.0NTBTattributedvalidated
MONDO0015344Evalidated
UMLSC1719404Evalidated

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

2 records
TypeClassValueAreaQualificationValidationSource
Annual incidence1-9 / 1 000 0000.25 / 100 000EuropeValue and classValidated[EXPERT]
Point prevalenceUnknown—WorldwideClass onlyValidated[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

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

7

Sources for this card