RT Journal Article SR Electronic T1 Dissection of the ascending aorta in a patient with HLA-B27 associated ankylosing spondylitis. JF The Journal of Rheumatology JO J Rheumatol FD The Journal of Rheumatology SP 713 OP 716 VO 35 IS 4 A1 Antonio Juan A1 Mónica Ibáñez A1 José Ignacio Sáez de Ibarra A1 Inmaculada Ros A1 David Crémer A1 Jordi Rosell YR 2008 UL http://www.jrheum.org/content/35/4/713.abstract AB We describe a 38-year-old patient with ankylosing spondylitis complicated by a non-traumatic dissection of the ascending aorta without concomitant Marfan's syndrome.