Oligoarthritis

Oligoarthritis (from Greek oligos - 'few') is defined as arthritis affecting two 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

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