Fig. 3From: Discography aids definitive diagnosis of posterior epidural migration of lumbar disc fragments: case report and literature reviewDiscography and disco-computed tomography (CT). a Lateral view. (b, c) Sagittal and axial disco-CT view. Discography and disco-CT clearly revealed leakage of the contrast medium into the dorsal canal space from the L3/4 disc level (arrowheads)Back to article page