Adjacent Segment Degeneration | Spinal BreakdownAndre Samuel, MD
Failed Spinal Fusion | Nonunion | PseudoarthrosisAndre Samuel, MD
Lumbar Spondylolisthesis | Spinal InstabilityAndre Samuel, MD
Failed Hardware | Loose Spinal Screw | Broken Rod or ScrewAndre Samuel, MD
Lumbar Disc Reherniation | Failed DiscectomyAndre Samuel, MD