Central sacral vertical line

Radiopaedia • CC-by-nc-sa 3.0 • de

The central sacral vertical line (CSVL) is used in the assessment of spinal scoliosis.

It is a line constructed on frontal films of the spine and pelvis to measure coronal balance, drawn as follows:

  • a line connecting the top of the iliac crests is drawn
  • a second line is drawn perpendicular to the first, which bisects the sacrum