The sacral region (sacrum) is at the bottom of the spine and lies between the fifth segment of the lumbar spine (L5) and the coccyx (tailbone). The sacrum is a triangular-shaped bone and consists of five segments (S1-S5) that are fused together. advertisement.
Injuries to the sacral spine are less common than injuries to other areas of the spine. It is also the least likely area for spinal nerves to compress. Sacral Spinal Cord Injury Levels Overview Overview The sacrum is the triangle-shaped bone at the end of the spine between the lumbar spine and the tailbone.
The sacrum and coccyx are unlike other bones in your vertebral spinal column and may be involved in the cause of your lower back pain. The sacrum and coccyx are unlike other bones in your spinal column.