Features of Ankylosing spondylitis (AS) include all of the following EXCEPT:
Fibrous ankylosis is pa of pathogenesis of AS
Bony ankylosis is pa of pathogenesis of AS
Roos test is used to test for Sacroilitis
Marginal syndesmophytes are seen on X-ray
FEATURES of ankylosing spondilitis- enthesitis and this ultimately leads to joint ankylosis Both bony as well as fibrous ankylosis occurs in AS Marginal syndesmophytes are seen on X-ray Roos test is used for thoracic outlet syndrome.
Metabolic disorders - 1