Oligoarthritis

Oligoarthritis (from Greek oligos - 'few') is defined as arthritis affecting one to four joints during the first six months of disease.

Types

Two subcategories are recognized:

• Persistent oligoarthritis: Affecting not more than 4 joints throughout the disease course
• Extended oligoarthritis: Affecting a total of more than 4 joints after the first 6 months of disease

References

• Medical Glossary of the Spondylitis Association of America
• Pauciarticular juvenile rheumatoid arthritis (oligoarthritis)
• About Oligoarthritis