Facet tropism and interfacet shape in the thoracolumbar vertebrae: characterization and biomechanical interpretation.


STUDY DESIGN Thoracolumbar facet and interfacet linear dimensions were measured and analyzed. OBJECTIVE To characterize and analyze the thoracolumbar facet and interfacet size and shape in relation to gender, ethnic group, and age and to detect the extent of normal facet tropism along the thoracolumbar spine. SUMMARY OF BACKGROUND DATA Knowledge on… (More)