Assertion: rheumatoid arthritis | /r/Causes | joint deformation
Facets:
Source sentences:
text: Take note that Rheumatoid Arthritis causes not only joint pain and eventually joint deformation, but can also cause organ damage.
text: Because rheumatoid arthritis is more likely than lupus to cause joint deformities and bone destruction, joint replacement or reconstructive surgery is more often required in RA than in SLE.