https://www.healthcentral.com/article/ask-the-expert-what-is-the-normal-progression-of-oa
Osteoarthritis

Ask the Expert: What is the Normal Progression of OA?

    Jonathan Krant, M.D.

    Jonathan Krant, M.D.

    Jonathan D. Krant, M.D., directs the teaching service in Rheumatology at Berkshire Medical Center in Pittsfield, Massachussetts. A busy clinician, he oversees the care of 6,000 patients and runs the clinical investigation unit at Berkshire Rheumatology Associates, where he is employed as a staff rheumatologist. He wrote about osteoarthritis for HealthCentral.