| Full description | Intervertebral annulus fibrosus defect, lumbosacral region, unspecified size |
| Billable | Yes |
| Chapter | Chapter 13: Diseases of the musculoskeletal system and connective tissue (M00-M99) |
| Section | Other dorsopathies (M50-M54) |
| Parent code | M51.A — Other lumbar and lumbosacral annulus fibrosus disc defects |