RT Journal Article SR Electronic T1 Relapsing polychondritis: bone marrow and circular fibrous nodules in the aorta. JF Annals of the Rheumatic Diseases JO Ann Rheum Dis FD BMJ Publishing Group Ltd and European League Against Rheumatism SP 795 OP 797 DO 10.1136/ard.49.10.795 VO 49 IS 10 A1 Wilson, G E A1 Hasleton, P S A1 Manns, J J A1 Marks, J S YR 1990 UL http://ard.bmj.com/content/49/10/795.abstract AB A case is reported of extensive aortic calcification, bone formation, and haemopoietic tissue in a woman with relapsing polychondritis. An additional feature was 'clock face' nodules of collagen in the aorta.