Ankylosing Spondylitis

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Diagnosis

To diagnose ankylosing spondylitis, the physician takes a personal and family history and performs a physical examination. Other diagnostic tests (e.g., blood tests, imaging tests) also may be performed.


The physical examination includes the Schober test, which is used to detect decreased mobility in the back. In this test, the physician makes a temporary mark on the patient's lower back and a mark 10 cm higher. The patient then bends forward at the waist with the knees str...Read the full article