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Paul H. Brion

and Kenneth C. Kalunian

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date: 01 December 2021

Osteoarthritis is the commonest form of arthritis, detectable radiographically in 80% of patients over the age of 55 and accounting for more dependency in walking and stair-climbing than any other disease. In clinical practice it is defined by the presence of joint symptoms (pain, aching, stiffness) plus evidence of structural change (including crepitus on active joint motion, bony enlargement, radiographic changes of joint space narrowing or osteophytes)....

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