In benign vertebral collapse, the posterior vertebral margin is concave. True or False.
Collapse of D8 vertebral body with convex posterior verterbal margin retropulsed and impinging on ventral thecal sac, compressing dorsal cord. Signal change also seen in left 8th rib head. T1 hypointense, T2 and STIR heterogeneously hyperintense with associated left paravertebral soft tissue component. No other dorsal vertebral lesions.