Ankylosing spondylitis, an inflammatory arthritis and autoimmune condition, has traditionally been a challenge to diagnose. That’s because it typically starts with back pain, says Carlos Lozada, MD, a ...

Inflammatory arthritis in ankylosing spondylitis causes pain and stiffness and progressively leads to new bone formation and ankylosis (fusion) of affected joints. It affects 0.55% of populations of ...

Matt Brown receives funding from the National Health and Medical Research Council (Australia), Arthritis Australia, National Institute of Arthritis and Musculoskeletal and Skin Diseases (US), Medical ...

The cause of ankylosing spondylitis is not clearly understood. However, a genetic association is clear. Pathogenesis of this condition has clear associations with the HLA-B27 gene. Persons who suffer ...

Ankylosing spondylitis (AS), also called axial spondyloarthritis, can cause stiffness in the neck and shoulders. Neck and shoulder pain might get worse after lying or sitting for a time, causing ...

Tendons are the tissues that attach your muscles to your bones. Ligaments are what attach your bones to one another. The place where a tendon or ligament meets your bone is called an enthesis.

Seronegative spondylitis is spine inflammation that occurs with a blood test that is negative for possible causes. Back pain happens for a variety of reasons, such as mechanical issues, structural ...