| Full description | Malignant neoplasm of unspecified bones and articular cartilage of limb |
| Billable | No — use a more specific child code |
| Chapter | Chapter 2: Neoplasms (C00-D49) |
| Section | Malignant neoplasms of bone and articular cartilage (C40-C41) |
| Parent code | C40 — Malignant neoplasm of bone and articular cartilage of limbs |