A Nursing Student Is Preparing a Presentation on Arthritis

A nursing student is preparing a presentation on arthritis. The nursing student knows that differences between osteoarthritis (OA) and rheumatoid arthritis (RA) include that: (Select all that apply.)

A) both OA and RA have an acute onset in older adults.
B) OA is a localized process, whereas RA may be systemic.
C) OA usually impacts distal interphalangeal joints; RA impacts proximal interphalangeal joints.
D) both OA and RA present with joint stiffness lasting 20-30 minutes after rest.
E) initial treatment of both OA and RA is usually nonpharmacological using heat or exercise.