Oligoarthritis (from Greek oligos - 'few') is defined as arthritis affecting two to four joints during the first six months of disease. ^[1]

Types

Two subcategories are recognized: ^{[1] [2]}

• 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