There are several medical reasons for knee pain. Prosoma includes arthritis, tendonitis, and ligament injury. MRIs and other tests can often be used to confirm such diagnoses, but they are not always the best indicators and often lead to incorrect diagnoses.
Even if there is no objective evidence, the pain in the knees can often be a sign that the joint is in trouble. In many cases, this has led to unnecessary surgery. To make the best decision, it is important to get a second and third opinion on your knee. It is your knee... and your pain.