| Full description | Fatigue fracture of vertebra, sacral and sacrococcygeal region |
| Billable | No — use a more specific child code |
| Chapter | Chapter 13: Diseases of the musculoskeletal system and connective tissue (M00-M99) |
| Section | Spondylopathies (M45-M49) |
| Parent code | M48.4 — Fatigue fracture of vertebra |
| Requires 7th character | Yes |