To assess the correlation between lumbar disc degeneration (LDD), multifidus muscle atrophy (LMA), and facet joints degeneration in patients with L4-L5 lumbar disc herniation (LDH). Methods: Sixty patients with L4-L5 LDH diagnosed by a T MRI scanner were enrolled in the study group and another 60 patients with non-specific back pain were enrolled in the control group. |