Research Article

Transforaminal Endoscopic Lumbar Discectomy with versus without Platelet-Rich Plasma Injection for Lumbar Disc Herniation: A Prospective Cohort Study

Figure 3

Comparison of disc height (DH) on MRI preoperatively (a), at 3 days (b), and at 1 year after operation (c) with the upper number which represents the anterior DH and the lower number represents the posterior DH.