Juvenile Ankylosing Spondylitis Juvenile ankylosing spondylitis (JAS) is a type of arthritis that affects the spine and the sites where the muscles, tendons, and ligaments are attached to bone. Learn more about this condition.
Juvenile Dermatomyositis Juvenile dermatomyositis (JDM) is a rare disease that causes muscle inflammation and a skin rash. It is one of the conditions in a group of conditions called the dermatomyositis/polymyositis complex and is the condition most often seen in children. Learn more about this condition.
Fibromyalgia Fibromyalgia, also called fibrositis, is a chronic, widespread pain in muscles and soft tissues surrounding the joints throughout the body, accompanied by fatigue. Learn more about this condition.
Henoch-Schonlein Purpura Henoch-Schönlein purpura (HSP) is a condition that involves swelling (inflammation) of small blood vessels. Learn more about this condition.
Kawasaki Disease Kawasaki disease is a form of vasculitis, or blood vessel inflammation, that primarily affects children.
Rheumatic Fever Rheumatic fever is a complicated, involved disease that affects the joints, skin, heart, blood vessels and brain that may develop after an infection with streptococcus bacteria. Learn more about this condition.
Lupus Systemic lupus erythematosus (SLE or lupus) is a disease that causes your body’s immune system to attack its own cells and tissues. Learn more about this condition.
Post-Infectious Arthritis Systemic and Linear Scleroderma There are two forms of scleroderma: localized scleroderma and systemic sclerosis. Localized scleroderma may involve patches of the skin on the trunk, arms, legs or head. Systemic sclerosis is a chronic, degenerative disease that affects the joints, skin, and internal organs. Learn more about these conditions.
Psoriatic Arthritis Psoriatic arthritis is a rare form of arthritis or joint inflammation that affects both skin and joints. Learn more about this condition.