| Full description | Spontaneous rupture of other tendons, unspecified ankle and foot |
| Billable | Yes |
| Chapter | Chapter 13: Diseases of the musculoskeletal system and connective tissue (M00-M99) |
| Section | Disorders of synovium and tendon (M65-M67) |
| Parent code | M66.87 — Spontaneous rupture of other tendons, ankle and foot |