Figure 1: (a) Cross-sectional drawing showing needle path (white arrow) along posterolateral approach. (b) Fluoroscopic image anteroposterior view showing needle in the disc (empty arrow). (c) Fluoroscopic image lateral view showing needle in the disc (empty arrow). (d) MRI axial image showing pretreatment disc herniation (slender arrow). (e) MRI axial image showing posttreatment disc resorption with healing of annulus (slender arrow). MRI – Magnetic resonance imaging