What is the initial diagnostic goal of the evaluation for osteoarthritis (OA)?

Updated: Oct 12, 2020
  • Author: Carlos J Lozada, MD; Chief Editor: Herbert S Diamond, MD  more...
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The initial diagnostic goal is to differentiate osteoarthritis from other arthritides, such as rheumatoid arthritis. The history and physical examination findings are usually sufficient to diagnose osteoarthritis. Radiographic findings confirm the initial impression (see Workup), and laboratory values are typically within the reference range.

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