FA24.1

ICD-11 MMS 2026-01

Juvenile idiopathic polyarthritis

Description

Juvenile idiopathic polyarthritis is a type of juvenile idiopathic arthritis (JIA) that affects five or more joints in the first six months after onset. It often affects the same joints on each side of the body. It is more common in girls.

Coding note from above levels

Arthritis in children, with onset before 16th birthday and lasting longer than 6 weeks

Index terms

  • Juvenile idiopathic polyarthritis
  • Juvenile idiopathic polyarthritis, rheumatoid factor positive
  • Juvenile polyarthritis, rheumatoid factor positive, anti-citrullinated protein antibody negative
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  • Juvenile polyarthritis, rheumatoid factor positive, anti-CCP negative
  • Juvenile polyarthritis, rheumatoid factor positive, anti-citrullinated protein antibody positive
  • Juvenile polyarthritis, rheumatoid factor positive, anti-CCP positive
  • Juvenile idiopathic polyarthritis, rheumatoid factor negative
  • chronic juvenile polyarthritis
  • juvenile chronic arthritis, polyarticular seronegative
  • juvenile idiopathic arthritis, polyarthritis, rheumatoid factor negative
  • juvenile polyarthritis
  • juvenile seronegative polyarthritis
  • Juvenile polyarthritis, rheumatoid factor negative, anti-citrullinated protein antibody negative
  • Juvenile polyarthritis, rheumatoid factor negative, anti-CCP negative
  • Juvenile polyarthritis, rheumatoid factor negative, anti-citrullinated protein antibody positive
  • Juvenile polyarthritis, rheumatoid factor negative, anti-CCP positive

Exclusions from above levels

  • 4A41.01 – Juvenile dermatomyositis
  • FA20.0 – Felty syndrome
  • 01 – Certain infectious or parasitic diseases
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  • 05 – Endocrine, nutritional or metabolic diseases
  • 18 – Complications of pregnancy, childbirth and the puerperium
  • 19 – Certain conditions originating in the perinatal period
  • 22 – Injury, poisoning or certain other consequences of external causes
  • DA0E.8 – Temporomandibular joint disorders

Sibling codes

  • FA24.0 – Juvenile idiopathic oligoarthritis
  • FA24.2 – Juvenile psoriatic arthritis
  • FA24.3 – Juvenile enthesitis related arthritis
  • FA24.4 – Juvenile systemic arthritis
  • FA24.Y – Other specified juvenile idiopathic arthritis
  • FA24.Z – Juvenile idiopathic arthritis, unspecified

Foundation entity

Juvenile idiopathic polyarthritis – http://id.who.int/icd/entity/1326412651

Allowed postcoordination axes

Part of: FA24: Juvenile idiopathic arthritis › 15: Diseases of the musculoskeletal system or connective tissue