Ankylosing spondylitis.
D000328:Adult; D005260:Female; D006680:HLA Antigens / Q000032:analysis*; D006649:Histocompatibility Antigens / Q000032:analysis*; D006801:Humans; D008173:Lung Diseases, Obstructive / Q000150:complications; D008297:Male; D011859:Radiography; D013167:Spondylitis, Ankylosing / Q000000981:diagnostic imaging / Q000235:genetics / Q000276:immunology*
D006680:HLA Antigens; D006649:Histocompatibility Antigens