osteoarthritis
o stee oh orth rahy tuhs
- n chronic breakdown of cartilage in the joints; the most common form of arthritis occurring usually after middle age
- Is that why the ankle rarely gets osteoarthritis? "We don't know," says Kuettner, "but it's a hint in that direction.
- The wrist, for instance, is much less prone to osteoarthritis than the joint at the base of the thumb.
- At present, doctors believe that osteoarthritis affects more than 20 million Americans.