The autoimmune and inflammatory conditions affecting the infants, children and adolescents are called pediatric rheumatic diseases. The field of medicine dealing with such diseases is known as pediatric rheumatology. It is an important subfield of pediatrics. A specialist in this field is called a pediatric rheumatologist. Some of the common types of pediatric rheumatic diseases include juvenile rheumatoid arthritis, juvenile dermatomyositis, juvenile lupus, mixed connective tissue disease, Kawasaki disease and fibromyalgia. Juvenile rheumatoid arthritis is a type of arthritis affecting children below the age of sixteen. Juvenile dermatomyositis is a type of inflammatory condition that causes muscle weakness and skin rash. This book includes some of the vital pieces of work being conducted across the world, on various topics related to pediatric rheumatology. It strives to provide a fair idea about this discipline and to help develop a better understanding of the latest advances within this field. This book is a vital tool for all researching and studying this discipline.