fig1

Figure 1. T2-weighted magnetic resonance imaging (A, B, C, F, G, H) and computed tomography (D, E, I, J) findings of a patient with oscificated posterior longitiduinal ligament (case 3). (A, B, C, D, E) Preoperative images; (F, G, H, I, J) postoperative images. (A, F) Sagittal images; (B, C, D, E, G, H, I, J) axial images. Arrows in (I, J) indicate the removed right vertebral laminae