Percutaneous Endoscopic Discectomy via Transforaminal Route for Discal Cyst

Figure 4

Postoperative magnetic resonance imaging at the 1-month follow-up: (a) sagittal T2-weighted and (b) axial T2-weighted images demonstrating the irregular posterior margin of the L4-L5 disc and decrease in size of the cyst (arrows).

(a)

(b)