| C795 | Secondary malignant neoplasm of bone and bone marrow |
| C7951 | Secondary malignant neoplasm of bone |
| C7952 | Secondary malignant neoplasm of bone marrow |
| C796 | Secondary malignant neoplasm of ovary |
| C7960 | Secondary malignant neoplasm of unspecified ovary |
| C7961 | Secondary malignant neoplasm of right ovary |
| C7962 | Secondary malignant neoplasm of left ovary |
| C7963 | Secondary malignant neoplasm of bilateral ovaries |
| C797 | Secondary malignant neoplasm of adrenal gland |
| C7970 | Secondary malignant neoplasm of unspecified adrenal gland |
| C7971 | Secondary malignant neoplasm of right adrenal gland |
| C7972 | Secondary malignant neoplasm of left adrenal gland |
| C798 | Secondary malignant neoplasm of other specified sites |
| C7981 | Secondary malignant neoplasm of breast |
| C7982 | Secondary malignant neoplasm of genital organs |
| C7989 | Secondary malignant neoplasm of other specified sites |
| C799 | Secondary malignant neoplasm of unspecified site |
| C7A | Malignant neuroendocrine tumors |
| C7A0 | Malignant carcinoid tumors |
| C7A00 | Malignant carcinoid tumor of unspecified site |
| C7A01 | Malignant carcinoid tumors of the small intestine |
| C7A010 | Malignant carcinoid tumor of the duodenum |
| C7A011 | Malignant carcinoid tumor of the jejunum |
| C7A012 | Malignant carcinoid tumor of the ileum |
| C7A019 | Malignant carcinoid tumor of the small intestine, unspecified portion |
| C7A02 | Malignant carcinoid tumors of the appendix, large intestine, and rectum |
| C7A020 | Malignant carcinoid tumor of the appendix |
| C7A021 | Malignant carcinoid tumor of the cecum |
| C7A022 | Malignant carcinoid tumor of the ascending colon |
| C7A023 | Malignant carcinoid tumor of the transverse colon |
| C7A024 | Malignant carcinoid tumor of the descending colon |
| C7A025 | Malignant carcinoid tumor of the sigmoid colon |
| C7A026 | Malignant carcinoid tumor of the rectum |
| C7A029 | Malignant carcinoid tumor of the large intestine, unspecified portion |
| C7A09 | Malignant carcinoid tumors of other sites |
| C7A090 | Malignant carcinoid tumor of the bronchus and lung |
| C7A091 | Malignant carcinoid tumor of the thymus |
| C7A092 | Malignant carcinoid tumor of the stomach |
| C7A093 | Malignant carcinoid tumor of the kidney |
| C7A094 | Malignant carcinoid tumor of the foregut, unspecified |
| C7A095 | Malignant carcinoid tumor of the midgut, unspecified |
| C7A096 | Malignant carcinoid tumor of the hindgut, unspecified |
| C7A098 | Malignant carcinoid tumors of other sites |
| C7A1 | Malignant poorly differentiated neuroendocrine tumors |
| C7A8 | Other malignant neuroendocrine tumors |
| C7B | Secondary neuroendocrine tumors |
| C7B0 | Secondary carcinoid tumors |
| C7B00 | Secondary carcinoid tumors, unspecified site |
| C7B01 | Secondary carcinoid tumors of distant lymph nodes |
| C7B02 | Secondary carcinoid tumors of liver |