Types

 tumor-like conditions

• hepatocellular hyperplasia
  • macroregenerative nodule
  • nodular regenerative hyperplasia
  • partial nodular transformation
  • focal nodular hyperplasia

• hepatic cysts
  • simple hepatic cyst
  • hepatobiliary cystadenoma
  • ductal plate malformations (congenital hepatic fibrosis)

 benign epithelial tumors

• hepatocellular adenoma
• hepatocellular adenomatosis

 maligant epithelial tumors

• hepatocellular carcinoma
• hepatoblastoma
• cholangiocarcinoma
• cholangiocellular carcinoma
• hepatic cystadenocarcinoma
• hepatic squamous cell carcinoma

 benign mesenchymal tumors

• mesenchymal hamartoma
• hepatic vascular tumors
  • hemangioma
  • infantile hemangioendothelioma

• lymphangiomatosis
• lipoma
• leiomyoma
• fibroma
• inflammatory myofibroblastic tumor (inflammatory pseudotumor)
• myxoma

 desmoplastic nested spindle cell tumor of liver
 malignant mesenchymal tumors

 tumors of heterotopic tissue

According to age

 neonatal hepatic tumors
 infantile hepatic tumors
 pediatric hepatic tumors