raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:306731

Sydenham chorea

Type
Particular clinical situation in a disease or syndrome
Group
Disorder
Age of onset
Adolescent, Adult, Childhood
Status
active

A rare acquired autoimmune movement disorder characterized by chorea, hypotonia, and emotional lability. Additional clinical features may include motor impersistence and various neuropsychiatric symptoms. As a major clinical manifestation of acute rheumatic fever (ARF), the disorder typically emerges as a post-infectious complication of a group A streptococcal infection and frequently presents alongside cardiac involvement, such as clinical or subclinical carditis.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enSydenham chorea
frChorée de Sydenham
deSydenham-Chorea
esCorea de Sydenham
itCorea di Sydenham
nlSydenhamchorea
ptCoreia de Sydenham
plpląsawica Sydenhama
csSydenhamova chorea
ukХорея Сиденхема
zhSydenham舞蹈病
trSydenham koresi
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Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
ICD-10I02.0BTNTattributedvalidated
ICD-10I02.9BTNTattributedvalidated
ICD-111B42NTBTindexvalidated
MONDO0017648Evalidated
UMLSC0152113Evalidated
GARD7716Evalidated
MedDRA10042732Evalidated

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

17 annotations · validated 2018-04-18
HPOTerm (as annotated by Orphanet)Diagnostic
Frequent (79-30%)
HP:0000708Atypical behavior
HP:0002072Chorea
HP:0000722Compulsive behaviors
HP:0001260Dysarthria
HP:0000712Emotional lability
HP:0000273Facial grimacing
HP:0001290Generalized hypotonia
HP:0002315Headache
HP:0100248Hemiballismus
HP:0000719Inappropriate behavior
HP:0000737Irritability
HP:0000182Movement abnormality of the tongue
HP:0002317Unsteady gait
Occasional (29-5%)
HP:0100584Endocarditis
HP:0010783Erythema
HP:0005366Recurrent streptococcus pneumoniae infections
HP:0003095Septic arthritis

Annotation source: 21386976[PMID]_16533893[PMID]

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Sources for this card