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Aγκυλοποιητική σπονδυλαρθροπάθεια
Ankylosing spondylitis is a distinct disease entity characterized by inflammation of multiple articular and para-articular structures, frequently resulting in bony ankylosis. The term ankylosing is derived from the Greek word ankylos, meaning stiffening of a joint; the term spondylos means vertebra. Spondylitis refers to inflammation of one or more vertebrae. Ankylosing spondylitisusually is classified as a chronic and progressive form of seronegative...