Ankylosing spondylitis and rheumatoid arthritis share many common features. However the presence of rheumatoid factor, histologically classic rheumatoid nodules, and the histocompatibility cell wall antigen (HLA-B27) helps distinguish one from the other. Two cases are reported in which these features established the coexisting diagnoses of ankylosing spondylitis and rheumatoid arthritis.
|Original language||English (US)|
|Number of pages||4|
|Journal||Arthritis and Rheumatism|
|State||Published - Jan 1976|
ASJC Scopus subject areas