Grade V denotes spondyloptosis, as the cephalad body slips into the pelvis. Finally, measurements can be made of the anatomic compensatory changes resulting from the spondylolisthesis. As the slip ...

the pain may be manageable without surgery. But a higher “grade” — or degree of slippage — case of spondylolisthesis can cause much more severe pain and warrant aggressive treatment.

which is rarely more than a grade I slip. Sagittal orientation of the facet joints and facet tropism also has been related to the development of degenerative spondylolisthesis. Pathologic ...