Convert ICD-10 Code C78.1 to ICD-9

Source ICD-10 Code		Target ICD-9 Code
C78.1 Secondary malignant neoplasm of mediastinum		197.1 Sec mal neo mediastinum

ICD-10 to ICD-9 crosswalk for code C78.1 - secondary malignant neoplasm of mediastinum based on the most recent General Equivalence Mappings (GEMS) information.