| Full description | Injury of extensor or abductor muscles, fascia and tendons of thumb at forearm level |
| Billable | No — use a more specific child code |
| Chapter | Chapter 19: Injury, poisoning and certain other consequences of external causes (S00-T88) |
| Section | Injuries to the elbow and forearm (S50-S59) |
| Parent code | S56 — Injury of muscle, fascia and tendon at forearm level |