The symptoms of Juvenile Arthritis vary from time to time and even during the course of one day. Stiffness in the morning can be a problem but joints frequently loosen out after some hours. There are three main types of Juvenile Arthritis and they all have specific features. Your child may not have all these symptoms, and may have only mild problems with others. In this form of JA, five or more joints are affected.
Girls get polyarticular arthritis more often than boys.
Most common features of Polyarticular JA Usually strikes the small joints of the fingers and hands. Often affects the same joint on both sides of the body. Other possible features of Polyarticular JA Tiredness and lack of sleep. Positive blood test for rheumatoid factor. In this form of Juvenile Arthritis four or fewer joints are affected.