Hi, Rob.
In this matter the two words mean the same thing. The vertebra tends to move back and forth just a little bit.
If the docs are radiolgists, the different terms are understandable. They never come out with a definitive statement. We say that the radiolgist's favorite plant is the hedge.
If they're not from the same specialty, it's just different strokes.
If they're from the same speciality, it's different schools.
Frank Nash
What I tell you is what I teach. I'm here to help improve your quality of life, and I'll work with you as long as necessary to help you.