Coccydynia
<B>Coccydynia:</B> Pain in the coccyx (the tailbone).</P> The coccyx is the small bone at the bottom of the spine very near the anus.
The coccyx is made up of 3-5 rudimentary vertebrae and is the lowest part of the spinal column.</P> The suffix -dynia comes from the Greek word 'odyne' meaning pain.