raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:29207

Reactive arthritis

Synonyms: Fiessinger-Leroy disease

Type
Disease
Group
Disorder
Inheritance
Multigenic/multifactorial, Not applicable
Age of onset
Adolescent, Adult, Elderly
Status
active

A rare spondyloarthritis characterized by acute or chronic sterile synovitis with or without extra-articular manifestations, becoming manifest after an infection.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enReactive arthritisFiessinger-Leroy disease
frArthrite réactionnelleMaladie de Fiessinger-Leroy
deArthritis, reaktiveFiessinger-Leroy-Krankheit
esArtritis reactivaEnfermedad de Fiessinger-Leroy
itArtrite reattivaMalattia di Fiessinger-Leroy
nlReactieve artritisZiekte van Fiessinger-Leroy
ptArtrite reativaArtrite uretrítica · Artrite venérea · Doença de Fiessinger-Leroy · Poliartrite entérica
plReaktywne zapalenie stawówChoroba Fiessingera i Leroy'a · Zespół Fiessingera, Leroy'a i Reitera · Zespół Reitera · Choroba Reitera · Zespół Reitera · Choroba Fiessingera i Leroy'a · Zespół Fiessingera, Leroy'a i Reitera
csReaktivní artritidaArthritis urethritica · Fiessingerova-Leroyova choroba · Polyarteritis enterica · Venerická artritida · Fiessingerův-Leroyův-Reiterův syndrom · Reiterův syndrom · Fiessinger-Leroyova choroba · Fiessinger-Leroy-Reiterův syndrom
ukРеактивний артритАртрит уретричний · Хвороба Фіссінгера-Леруа · Кишковий поліартрит · Венеричний артрит
zh反应性关节炎Fiessinger-Leroy-Reiter 综合征
trReaktif artritReiter hastalığı · Reiter sendromu · Zührevi artrit · Artrit üretrit · Poliartrit enterika · Fiessinger-Leroy hastalığı · Fiessinger-Leroy-Reiter sendromu

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
ICD-10M02.3Especificvalidated
ICD-11FA11.2NTBTspecificvalidated
MONDO0017376Evalidated
MeSHD016918Evalidated
UMLSC0085435Evalidated
GARD5693Evalidated
MedDRA10003267Evalidated

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.

Codes that Orphanet moved or referred to this one:

4

Genes

2 direct
GeneAssociationStatusHGNCEnsemblOMIMLocusNameSource of validation
HLA-BBiomarker tested inNot yet assessedHGNC:4932ENSG000002347451428306p21.33major histocompatibility complex, class I, B
HLA-BMajor susceptibility factor inAssessedHGNC:4932ENSG000002347451428306p21.33major histocompatibility complex, class I, B33014690[PMID]
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Prevalence and incidence

1 record
TypeClassValueAreaQualificationValidationSource
Point prevalence1-9 / 100 000—WorldwideClass onlyValidatedORPHANET

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

36 annotations · validated 2024-10-09
HPOTerm (as annotated by Orphanet)Diagnostic
Very frequent (99-80%)
HP:0001597Abnormal nail morphology
HP:0002829Arthralgia
HP:0001369Arthritis
HP:0100773Cartilage destruction
HP:0100543Cognitive impairment
HP:0000509Conjunctivitis
HP:0002014Diarrhea
HP:0008391Dystrophic fingernails
HP:0100686Enthesitis
HP:0000962Hyperkeratosis
HP:0001387Joint stiffness
HP:0001386Joint swelling
HP:0002754Osteomyelitis
HP:0200039Pustule
HP:0011107Recurrent aphthous stomatitis
Frequent (79-30%)
HP:0002027Abdominal pain
HP:0002103Abnormality of the pleura
HP:0002037Inflammation of the large intestine
HP:0001101Iritis
HP:0003419Low back pain
HP:0000988Skin rash
Occasional (29-5%)
HP:0001659Aortic regurgitation
HP:0034438Balanitis
HP:0011227Elevated circulating C-reactive protein concentration
HP:0003565Elevated erythrocyte sedimentation rate
HP:0012219Erythema nodosum
HP:0001945Fever
HP:0001701Pericarditis
HP:0000613Photophobia
HP:0002206Pulmonary fibrosis
HP:0000010Recurrent urinary tract infections
HP:0002093Respiratory insufficiency
HP:0012317Sacroiliac arthritis
HP:0500006Urethritis
HP:0000554Uveitis
HP:0001824Weight loss

Run the differential on the 12 obligate / very frequent terms

Annotation source: 33014690[PMID]

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Sources for this card