what causes rheumatoid arthritis represents a topic that has garnered significant attention and interest. Rheumatoid Arthritis Symptoms, Causes, & Risk Factors | NIAMS. Overview of Rheumatoid Arthritis Rheumatoid arthritis (RA) is a chronic (long-lasting) autoimmune disease that mostly affects joints. RA occurs when the immune system, which normally helps protect the body from infection and disease, attacks its own tissues. The disease causes pain, swelling, stiffness, and loss of function in joints. Juvenile Idiopathic Arthritis Symptoms, Types, Causes | NIAMS.
Polyarticular juvenile idiopathic arthritis–rheumatoid factor negative. This is the second most common type, affecting five or more joints in the first 6 months. Tests for rheumatoid factor are negative. The rheumatoid factor blood test checks for autoimmune disease, especially rheumatoid arthritis, which is an adult form of arthritis.
Moreover, arthritis - Overview and Types | NIAMS. "Arthritis" literally means joint inflammation. Joints are places where two bones meet, such as your elbow or knee. There are many different types of arthritis with different causes and treatments.
In some types, other organs, such as your eyes, heart, or skin, can also be affected. Common symptoms of arthritis include pain, redness, heat, and swelling in your joints. If you have arthritis, it ... Reactive arthritis is a form of spondyloarthritis, a group of arthritis conditions that typically involve the sacroiliac joints in the lower back, and entheses (places where tendons or ligaments attach to bones). Foot pain in people with reactive arthritis is usually due to inflammation of entheses.
Rheumatoid Arthritis: Diagnosis, Treatment, and Steps to Take. Rheumatoid arthritis is an autoimmune disease that affects multiple joints, resulting in pain, swelling, and stiffness. Tiredness and fever may also be present. Moreover, ankylosing Spondylitis Symptoms & Risk Factors | NIAMS.
Ankylosing spondylitis is a type of arthritis that affects the spine. Learn about symptoms, risk factors, & possible causes. Arthritis & Rheumatic Diseases - Overview & Types | NIAMS. Find information about more than 20 different arthritic diseases (those that affect the joints) and rheumatic diseases (which usually affect joints, tendons, ligaments, bones, and muscles).
Osteoarthritis Symptoms, Causes & Risk Factors | NIAMS. Osteoarthritis is the most common form of arthritis. Furthermore, tissues in the joint break down over time. Learn the symptoms & causes & if you might be at risk.
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