Introduction; Growth and Development Abnormalities in Children with Juvenile Idiopathic Arthritis: Treatment and Prevention: Czernichow, P.; Section I: Clinical Aspects; Juvenile Idiopathic Arthritis: Classification, Clinical Presentation and Current Treatments: Dannecker, G.E.; Quartier, P.; Natural History of Growth and Body Composition in Juvenile Idiopathic Arthritis: Bechtold, S.; Roth, J.; Adult Outcomes of Patients with Juvenile Idiopathic Arthritis: Minden, K.; Section II: Pathophysiology (Mechanism of Impaired Growth); The Impact of Chronic Inflammation on the Growing Skeleton: Lessons from Interleukin-6 Transgenic Mice: De Benedetti, F.; Mechanisms of Impaired Growth: Effect of Steroids on Bone and Cartilage: Olney, R.C.; Mechanisms of Muscle Atrophy Induced by Glucocorticoids: Schakman, O.; Gilson, H.; Kalista, S.; Thissen, J.P.; Promoting Growth in Chronic Inflammatory Disease: Lessons from Studies of the Growth Plate: Ahmed, S.F.; Savendahl, L.; Section III: Treatment of Growth and Body Composition Anomalies; Can Growth Hormone Counteract the Catabolic Effects of Steroids?: Mauras, N.; Effects of Growth Hormone Treatment on Growth in Children with Juvenile Idiopathic Arthritis: Simon, D.; Bechtold, S.; Effects of Growth Hormone Treatment in Juvenile: Idiopathic Arthritis: Bone and Body Composition: Bechtold, S.; Dalla Pozza, R.; Schwarz, H.P.; Simon, D.; Safety of Growth Hormone Treatment in Children with Juvenile Idiopathic Arthritis: Simon, D.; Author Index; Subject Index.