Source:http://linkedlifedata.com/resource/umls/id/C2986673
NCI: Cancer has spread beyond the liver to other places in the body, such as the bones or lungs. The tumors may be of any size and may also have spread to nearby blood vessels and/or lymph nodes.,NCI: For hepatocellular carcinoma: Stage IV includes: IVA: (Any T, N1, M0); IVB: (Any T, Any N, M1). N1: Regional lymph node metastasis. M0: No distant metastasis. M1: Distant metastasis. For intrahepatic cholangiocarcinoma: Stage IVA includes: (T4, N0, M0); (Any T, N1, M0). T4: Tumor with periductal invasion. N0: No regional lymph node metastasis. N1: Regional lymph node metastasis. M0: No distant metastasis. Stage IVB includes: Any T, Any N, M1. M1: Distant metastasis. (from AJCC 7th Ed.)