1. C78 Secondary malignant neoplasm of respiratory and digestive organs

    Excludes1

    • secondary carcinoid tumors of liver (C7B.02)
    • secondary carcinoid tumors of peritoneum (C7B.04)

    Excludes2

    • lymph node metastases (C77.0)
    1. C78.0 Secondary malignant neoplasm of lung

      1. C78.00 Secondary malignant neoplasm of unspecified lung

      2. C78.01 Secondary malignant neoplasm of right lung

      3. C78.02 Secondary malignant neoplasm of left lung

    2. C78.1 Secondary malignant neoplasm of mediastinum

    3. C78.2 Secondary malignant neoplasm of pleura

    4. C78.3 Secondary malignant neoplasm of other and unspecified respiratory organs

      1. C78.30 Secondary malignant neoplasm of unspecified respiratory organ

      2. C78.39 Secondary malignant neoplasm of other respiratory organs

    5. C78.4 Secondary malignant neoplasm of small intestine

    6. C78.5 Secondary malignant neoplasm of large intestine and rectum

    7. C78.6 Secondary malignant neoplasm of retroperitoneum and peritoneum

    8. C78.7 Secondary malignant neoplasm of liver and intrahepatic bile duct

    9. C78.8 Secondary malignant neoplasm of other and unspecified digestive organs

      1. C78.80 Secondary malignant neoplasm of unspecified digestive organ

      2. C78.89 Secondary malignant neoplasm of other digestive organs

Abbreviations used here:

NEC Not elsewhere classifiable
This abbreviation in the Tabular List represents “other specified”. When a specific code is not available for a condition, the Tabular List includes an NEC entry under a code to identify the code as the “other specified” code.

NOS Not otherwise specified
This abbreviation is the equivalent of unspecified.