At what level does congenital spondylolisthesis usually occur? At what level does degenerative spondylolisthesis usually occur? What are four common findings of spinal degenerative disease seen on plain film? What are the two most common types of spinal stenosis? What effect does this slippage have on the size of the L5 neural foramina? What happens to the epidural fat that is normally present in these spaces in cases of stenosis? What is anterior displacement of a superior vertebra in relation to the one below called? What is seen on axial CT or MRI with this condition? What is seen on axial CT or MRI? What is spondylosis? Which three spaces must a radiologist evaluate for adequacy in the setting of spinal degenerative disease? Book traversal links for Spinal stenosis ‹ Where do they occur most often? Up At what level does congenital spondylolisthesis usually occur? ›