Bursitis is inflammation of the fluid-filled sac (bursa) that cushions and reduces friction between tissues of the body. The major bursae (plural of bursa) are found near the tendons and large joints, such as the shoulders, elbows, hips, and knees.
Gout is a condition that causes inflamed, painful joints. The symptoms are caused by deposits of urate crystals at the joints.
Septic arthritis is an infection in the joint fluid (synovial fluid) and joint tissues.
Osteoarthritis is the most common form of arthritis. It is a chronic degenerative joint disease that affects mostly middle-aged and older adults. Osteoarthritis causes the breakdown of joint cartilage. It can occur in any joint, but it most often affects the hands, knees, hips, or spine.
Psoriatic arthritis is a form of arthritis associated with psoriasis. Psoriasis is a chronic skin and nail disease. It causes red, scaly rashes and thick, pitted fingernails. Psoriatic arthritis is similar to rheumatoid arthritis (RA) in symptoms and joint inflammation.
Reactive Arthritis (Reiter's Syndrome)
Reactive arthritis is a type of arthritis that occurs due to an infection. Arthritis is when joints become inflamed and painful. Reactive arthritis is not contagious. It's also known as Reiter's Syndrome. It mostly affects men ages 20 to 40.
Ankylosing spondylitis (AS) is a type of arthritis that affects the spine. Ankylosing means stiff or rigid, spondyl means spine, and itis refers to inflammation. The disease causes inflammation of the spine and large joints, resulting in stiffness and pain.
Juvenile Idiopathic Arthritis
Juvenile idiopathic arthritis (JIA) is a form of arthritis in children. Arthritis causes joint swelling (inflammation) and joint stiffness. JIA is arthritis that affects 1 or more joints for at least 6 weeks in a child age 16 or younger.
Fibromyalgia is a condition that causes pain in muscles and soft tissues all over the body. It is an ongoing (chronic) condition. It can affect your neck, shoulders, back, chest, hips, buttocks, arms and legs.
Rheumatoid arthritis (RA) is a long-term (chronic) disease that causes inflammation of the joints. The inflammation can be so severe that it affects how the joints and other parts of the body look and function.