What Is Polyarticular JRA?

What Is Polyarticular JRA?

What Is Polyarticular JRA? Polyarticular JRA, is a form of Juvenile Rheumatoid Arthritis which affects more than five joints of the human body. Polyarticular disease refers to disease of multiple joints. This type of Juvenile Arthritis is considered similar to adult rheumatoid arthritis. It can be seen that about 30 percent of affected children have Polyarticular disease.

Studies show that girls have more chance of being affected with this disease than the boys. When Polyarticular JRA affects teenage kids, it takes the form of Rheumatoid Arthritis or RA. The joints in the both sides of the body are affected by this arthritis. In short, it is affected symmetrically. Small joints of the hands are seen affected. The other joints as well are affected simultaneously. Juvenile rheumatoid arthritis usually is seen in small children. This type of arthritis continues for months or some time for years.

Symptoms of Polyarticular JRA

Difficulty to do normal activities

Polyarticular Juvenile Rheumatoid Arthritis is a very severe kind of Juvenile arthritis. This is called severe as greater number of joints is affected and as time passes, it tends to worsen. Children affected by Polyarticular JRA experience great difficulty in doing normal activities and they must be given the right treatment at the right time.

Affects the Weight bearing Joints

What Is Polyarticular JRA?

Source: http://washnarpm.org/juvenile-rheumatoid-arthritis/

Polyarticular JRA affects the small fingers and hands. It will also affect the joints that help in bearing weight, especially knees, hips and ankles. The neck as well as the jaw is affected by this type of arthritis.


The other symptoms include a positive blood test for rheumatoid factor or RF, evidence of nodules or bumps on the elbow or points of the body that experienced pressure from a table or a chair, or from other external objects.

Also Read

Common Causes Of Pediatric Arthritis
Five Common Symptoms Of Juvenile Arthritis
Common Causes Of Joint Arthritis

Inflammation of Internal Organs and Anemia

Polyarticular JRA also causes inflammation of the internal organs. Anemia or low count of red blood cells also affects the child who is infected with this kind of arthritis.

Other Symptoms

Children affected with Polyarticular JRA, particularly small girls with positive ANA, might be developing chronic uveitis, like the ones affected with pauciarticular disease. Physicians are to evaluate the children and give them the right treatment.

Damage of the joints, another symptom of Polyarticular JRA, can cause the slow rate of growth in the jaw. This will cause pain in the jaw and the child will experience difficulty in chewing food. This can affect the teeth and also the eating habits of the child. This can even affect the growth of the child.

Neck stiffness causes the child to turn the head to the side. Pain and stiffness causes the child to suffer a lot. With the help of special x-rays, doctors can determine whether arthritis has developed in those particular areas. As Polyarticular Juvenile Rheumatoid arthritis affects many joints at a time, than the pauciarticular JRA, the doctor who treats the affected person, need to give several medications, usually taken together for a successful treatment. Recognizing the disease and giving the timely treatment is the best way to save the child from further harms.