Fig. 5
From: Radiographic indices for lumbar developmental spinal stenosis
Measurement scheme for the lateral standing radiograph: sagittal vertebral body width (SBW: green), sagittal vertebral body height (SBH: white), pedicle width (PW: orange), posterior pedicle margin (PPM: pink), and foraminal width (FW: dark blue). The black line indicates how the line connecting the facet joints should be outlined to identify the posterior margin of the pedicle width