OA Study Guide PDF

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OA Study guide...

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OSTEOARTHRITIS OR DEGENERATIVE JOINT DISEASE- The most common form of arthritis PATHOPHYSIOLOGY Cartilageabsorbs shock, stabilizes joints, spongy, elastic, covers bones articulating surfaces, and distribute body weight PATHOPHYSIOLOGY THEORY

Pain + structural changes to the joints Less independence

ASSESSMENT Weight bearingHips, knees, spine and can affect fingers Non-Weight bearingDistal interphalangeal-DIP (Furthest away from core of body) Proximal interphalangeal-PIP Metacarpophalangeal joint knuckles CATEGORIES Primary: wear and tear Obesity- More stress on joints Aging- if you live long enough can develop Smoking- DESTROYS cartilage Possible genetic link Cartilage WEARING away Secondary: specific cause that damages the joint that puts stress on cartilageTRAUMA OCCUPATIONundue stress on joints: professional athlete, football, soccer, ballerina

S+SX

Pain- mostly after weight bearing or vigorous. exercise *Joint deformity-loss of cartilage misaligns the legs Varus- bowlegs Valgus- knock knees Grating or CREPITUSbone rubbing against bone Structural changes to the joints -Decrease ROM

Pain-subsides w/activity Decreased strength *Fingers may becomespindle shaped edema in the middle Edema, warm, stiff, tender, small joints of hands and feet -Limited ROM STILLS/SYSTEMIC Maculopapular comes + goes...