I have looked through several medical journals and also searched on line; finally, I asked on orthopaedic specialist. The MRI is actually the diagnostic tool of choice.
Here's an article from emedicine explaining it a bit more. http://emedicine.medscape.com/article/327119-overview
Take care and hope you'e feeling better soon!
Do you need a prescription for this?
Other people asked questions on similar topics, check out the answers they received:
Other people asked questions on various topics, and are still waiting for answer. Would be great if you can take a sec and answer them