الفهرس 
Juvenile Idiopathic Arthritis
Clinical diagnosis and differential diagnosisOnly 14 pages are availabe for public view
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Abstract
Juvenile idiopathic arthritis (JIA) is the most common chronic rheumatic disease in childhood and. The term juvenile idiopathic arthritis (JIA) includes all forms of arthritis that begin before the age of 16 years, last for more than 6 weeks.JIA encompasses a heterogeneous group of conditions, all presenting with joint inflammation, but with distinctive clinical manifestations, course,genetic background and pathophysiology. Despite the heterogeneity, all forms of JIA are characterized by prolonged synovial inflammation that can cause cartilage and bone damage, with severe impairment of physical function and impact on the quality of life.