Ankylosing spondylitis is ankylosing spondylitis, and patients with ankylosing spondylitis can undergo surgical hip replacement as required by their condition after relevant contraindications are ruled out. The femoral head, hip joint and other bone joints of ankylosing spondylitis patients will be damaged to varying degrees with the progress of the disease. When the joints are affected with narrowing of the joint space, ankylosis and deformity, the hip joints can be replaced through surgical treatment according to the specific needs of the patients’ conditions. Surgical treatments for ankylosing spondylitis also include spinal orthopedic surgery, etc. The principle of surgical treatment is to treat the part of the body that is most seriously affected by the function or the part of the body with the most serious deformity, and it is not a treatment for the cause of the disease, so the specific treatment plan for the patient needs to be analyzed by a professional physician to formulate. It is recommended that ankylosing spondylitis patients in need of hip replacement go to regular hospitals for relevant consultation.