Michael Choe February 10, 2022 Physical Therapy, Rehabilitation, Fitness Carpometacarpal (CMC) osteoarthritis: thumb pain and the role of physical therapy Michael Choe February 10, 2022 Physical Therapy, Rehabilitation, Fitness Carpometacarpal osteoarthritis are among one of many causes of thumb pain. This randomized controlled trial looks at the benefits of exercise and manual therapy on this problem.