0 Reply To: Treatment of rib cage Home › Forums › CMRP Forum › Upper Quadrant › Treatment of rib cage › Reply To: Treatment of rib cage June 20, 2020 at 9:41 pm #1006572 Christine VeresParticipant Hi Freda, Thanks for your response. Can you please clarify what you mean by tangential? Please explain using the X,Y, and Z axis. When you start from the broadest points and work your way towards the centre of the depression, how does the X, Y, Z axis change? or does it? Thanks again.