Tumors of liver may be classified as follows:
Nodular Lesions
Focal nodular hyperplasia
Regenerative nodular hyperplasia
Benign Tumors
Adenoma
Cavernous hemangioma
Malignant Tumors
Primary
Hepatoblastoma
Angiosarcoma
Hepatocellular carcinoma
Cholangiosarcoma
Metastatic
Colon
Breast
Lung
Leukemia
Lymphoma