Osteoarthritis: Blood test may spot signs 8 years early

- Osteoarthritis is a common condition and is typically diagnosed on X-rays after someone experiences pain in a joint. - Researchers from Duke University conducted a study on diagnosing osteoarthritis in the knee and found biomarkers in the blood that can predict the development of the condition. - The researchers also learned that the biomarker test can predict osteoarthritis up to eight years earlier than the condition can be detected by X-ray. Osteoarthritis (OA), a degenerative joint disease, can affect …