Rheumatoid arthrits and the hand. Soft tissue rheumatic disease involving the shoulder and elbow. Nerve compression syndromes. Back pain. Bone structure and function in normal and disease states. Articular cartilidge in health and disease. Crystal arthropathies and the ankle. Disorders of skeletal muscle. Autoimmunity and the musculoskeletal system. Trauma and the musculoskeletal system. Infection and the musculosketal system.