| Full description | Unspecified injury of extensor or abductor muscles, fascia and tendons of left thumb at forearm level, initial encounter |
| Billable | Yes |
| 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 | S56.302 — Unsp inj extn/abdr musc/fasc/tend of l thm at forarm lv |