| Full description | Secondary malignant neoplasm of unspecified respiratory organ |
| Billable | Yes |
| Chapter | Chapter 2: Neoplasms (C00-D49) |
| Section | Malignant neoplasms of ill-defined, other secondary and unspecified sites (C76-C80) |
| Parent code | C78.3 — Secondary malignant neoplasm of and unsp respiratory organs |