*Ankylosing spondylitis is a type of arthritis in which there is long-term inflammation of the joints of the spine. *Other forms of arthritis may sometimes also lead to<unk> , including rheumatoid arthritis and reactive arthritis *Osteoarthritis usually confers osteophyte formation, which may eventually fuse across joints. Osteoarthritis is believed to be caused by mechanical stress on the joint and low-grade inflammatory processes. *Arthrodesis is the intentional creation of<unk>  in a joint. *Noma—a gangrenous disease still widespread among malnourished children living on the borders of the Sahara desert—can cause<unk>  of the maxilla and mandible, impairing the ability to speak and eat. *Fibrodysplasia Ossificans Progressiva is a rare bone disease in which muscle, tendons and ligaments turn to bone. This leads to progressive<unk>  of almost all joints.
Ankylosis
Arthrofibrosis
Oligoarthritis
Rheumatism
Enthesitis
Spondylosis
Osteoarthritis
Spondylitis