in rheumatoid arthritis there is an increase in radioactivity next to affected joints and this phenomenon which seems to contrast with the osteoporosis of the juxta-articular regions is confirmed , since the reduced density that is observed in the radiograms is a result of the lack of equilibrium between bone formation and bone resorption , but only if these two processes are proceeding actively .
C0003873
rheumatoid arthritis
C0022417
articular