oligoarticular juvenile idiopathic arthritis oligoarthritis definition

Oligoarticular juvenile idiopathic arthritis (JIA), also known as oligoarthritis, is the most common and often the mildest type of JIA. Oligoarticular JIA most commonly affects the knees, ankles, fingers, toes, wrists, elbows, and hips. Oligoarticular JIA affects 4 or fewer joints during the first 6 months of the...