title: Pre-ankylosing spondylitis. Histopathological report.
abstract: A novel explanation for the natural history of joint destruction in the early phase of ankylosing spondylitis is proposed on the basis of the clinical history, x-ray appearance, operative findings, and histopathology of a young patient believed to be suffering from the peripheral form of this disease.
mesh_terms: D000077:Acetabulum / Q000473:pathology; D000293:Adolescent; D001178:Arthroplasty; D001706:Biopsy; D002358:Cartilage, Articular / Q000473:pathology; D002455:Cell Division; D005260:Female; D006621:Hip Joint / Q000000981:diagnostic imaging; D006801:Humans; D008859:Microscopy, Polarization; D011859:Radiography; D013167:Spondylitis, Ankylosing / Q000000981:diagnostic imaging / Q000473:pathology*; D013583:Synovial Membrane / Q000378:metabolism / Q000473:pathology