Explain the cause of the typical forward flexion of the spine in the patient with advanced ankylosing spondylitis.

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Explain the cause of the typical forward flexion of the spine in the patient with advanced ankylosing spondylitis.



Answer:Ankylosing spondylitis is the chronic inflammation and ossification of the joints leading to decreased range of motion and spinal bone fusion. Sacroiliac spine area is usually affected first and results in recurring low back pain and morning stiffness.

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