Search for a rare disease

* (*) mandatory field

Other search option(s)

Suggest an update

(*) Required fields.


Only comments seeking to improve the quality and accuracy of information on the Orphanet website are accepted. For all other comments, please send your remarks via contact us. Only comments written in English can be processed.

Orphanet doesn't provide personalised answers. To get in touch with the Orphanet team, please contact

Information provided in your contribution (including your email address) will be stocked in .CSV files that will be sent as an email to Orphanet's teams. These emails might be conserved in the teams' mailboxes, in our backoffice servers but will not be registered in our databases (for more information see our section General Data Protection Regulation and data privacy (GDPR) and Confidentiality).

Captcha image

Juvenile idiopathic arthritis

Disease definition

A rare, heterogeneous group of rheumatologic diseases characterized by arthritis which has an onset before 16 years of age, persists for more than 6 weeks, and is of unknown origin.


Classification level: Group of disorders
  • Synonym(s):
    • Juvenile chronic arthritis
    • Juvenile rheumatoid arthritis
  • Prevalence: 1-5 / 10 000
  • Inheritance: -
  • Age of onset: Childhood
  • ICD-10: M08.0  M08.1  M08.2  M08.3  M08.4  M08.8  M08.9
  • OMIM: -
  • UMLS: C0553662  C1444838  C3495559
  • MeSH: D001171
  • GARD: -
  • MedDRA: 10059177
The documents contained in this web site are presented for information purposes only. The material is in no way intended to replace professional medical care by a qualified specialist and should not be used as a basis for diagnosis or treatment.