| ICD-10 Code | Description |
| S66.201A | Unspecified injury of extensor muscle, fascia and tendon of right thumb at wrist and hand level, initial encounter |
| S66.201D | Unspecified injury of extensor muscle, fascia and tendon of right thumb at wrist and hand level, subsequent encounter |
| S66.201S | Unspecified injury of extensor muscle, fascia and tendon of right thumb at wrist and hand level, sequela |
| S66.202A | Unspecified injury of extensor muscle, fascia and tendon of left thumb at wrist and hand level, initial encounter |
| S66.202D | Unspecified injury of extensor muscle, fascia and tendon of left thumb at wrist and hand level, subsequent encounter |
| S66.202S | Unspecified injury of extensor muscle, fascia and tendon of left thumb at wrist and hand level, sequela |
| S66.209A | Unspecified injury of extensor muscle, fascia and tendon of unspecified thumb at wrist and hand level, initial encounter |
| S66.209D | Unspecified injury of extensor muscle, fascia and tendon of unspecified thumb at wrist and hand level, subsequent encounter |
| S66.209S | Unspecified injury of extensor muscle, fascia and tendon of unspecified thumb at wrist and hand level, sequela |
| S66.211A | Strain of extensor muscle, fascia and tendon of right thumb at wrist and hand level, initial encounter |
| S66.211D | Strain of extensor muscle, fascia and tendon of right thumb at wrist and hand level, subsequent encounter |
| S66.211S | Strain of extensor muscle, fascia and tendon of right thumb at wrist and hand level, sequela |
| S66.212A | Strain of extensor muscle, fascia and tendon of left thumb at wrist and hand level, initial encounter |
| S66.212D | Strain of extensor muscle, fascia and tendon of left thumb at wrist and hand level, subsequent encounter |
| S66.212S | Strain of extensor muscle, fascia and tendon of left thumb at wrist and hand level, sequela |
| S66.219A | Strain of extensor muscle, fascia and tendon of unspecified thumb at wrist and hand level, initial encounter |
| S66.219D | Strain of extensor muscle, fascia and tendon of unspecified thumb at wrist and hand level, subsequent encounter |
| S66.219S | Strain of extensor muscle, fascia and tendon of unspecified thumb at wrist and hand level, sequela |
| S66.221A | Laceration of extensor muscle, fascia and tendon of right thumb at wrist and hand level, initial encounter |
| S66.221D | Laceration of extensor muscle, fascia and tendon of right thumb at wrist and hand level, subsequent encounter |
| S66.221S | Laceration of extensor muscle, fascia and tendon of right thumb at wrist and hand level, sequela |
| S66.222A | Laceration of extensor muscle, fascia and tendon of left thumb at wrist and hand level, initial encounter |
| S66.222D | Laceration of extensor muscle, fascia and tendon of left thumb at wrist and hand level, subsequent encounter |
| S66.222S | Laceration of extensor muscle, fascia and tendon of left thumb at wrist and hand level, sequela |
| S66.229A | Laceration of extensor muscle, fascia and tendon of unspecified thumb at wrist and hand level, initial encounter |
| S66.229D | Laceration of extensor muscle, fascia and tendon of unspecified thumb at wrist and hand level, subsequent encounter |
| S66.229S | Laceration of extensor muscle, fascia and tendon of unspecified thumb at wrist and hand level, sequela |
| S66.291A | Other specified injury of extensor muscle, fascia and tendon of right thumb at wrist and hand level, initial encounter |
| S66.291D | Other specified injury of extensor muscle, fascia and tendon of right thumb at wrist and hand level, subsequent encounter |
| S66.291S | Other specified injury of extensor muscle, fascia and tendon of right thumb at wrist and hand level, sequela |
| S66.292A | Other specified injury of extensor muscle, fascia and tendon of left thumb at wrist and hand level, initial encounter |
| S66.292D | Other specified injury of extensor muscle, fascia and tendon of left thumb at wrist and hand level, subsequent encounter |
| S66.292S | Other specified injury of extensor muscle, fascia and tendon of left thumb at wrist and hand level, sequela |
| S66.299A | Other specified injury of extensor muscle, fascia and tendon of unspecified thumb at wrist and hand level, initial encounter |
| S66.299D | Other specified injury of extensor muscle, fascia and tendon of unspecified thumb at wrist and hand level, subsequent encounter |
| S66.299S | Other specified injury of extensor muscle, fascia and tendon of unspecified thumb at wrist and hand level, sequela |
