Sandbox Liver mass: Difference between revisions

Latest revision as of 19:40, 29 January 2018

A liver mass may be classified into several subtypes based on number of nodules, type of histopathology, and consistency.

Liver mass

Based on number of nodules

Type of histopathology

Imaging/consistency

Solitary

Multiple

Benign

Malignant

Simple

Cystic

WHO Classification of Liver Tumors
Benign Tumors			Malignant Tumors
Epithelial	Hepatocytes	Focal nodular hyperplasia Hepatocellular adenoma	HCC Fibrolamellar carcinoma Hepatoblastoma Carcinosarcoma
Epithelial	Biliary cells	Intrahepatic bileduct adenoma Intrahepatic bileduct cystadenoma Biliary papillomatosis	Cystadenocarcinoma Cholangiocarcinoma
Non-Epithelial	Mesenchymal	Hemangioma Lymphangioma Lymphangiomatosis Angiomyolipoma Infantile Hemangioma	Hemangioendothelioma Primary lymphoma Angiosarcoma Epitheloid

Classification of Hepatic Cysts
Simple cysts Multiple cysts arising in the setting of polycystic liver disease (PCLD) Parasitic cysts Cystic tumors Cystadenoma, cystadenocarcinoma, squamous cell carcinoma Abscesses

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 {| border="1" cellpadding="5" cellspacing="0" align="center" |class="wikitable"
-! style="background:#efefef;" |Types of Cystic lesions
+! style="background:#efefef;" |Classification of Hepatic Cysts
 |-
 |
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 * Parasitic cysts
 * Cystic tumors
+** Cystadenoma, cystadenocarcinoma, squamous cell carcinoma
 * Abscesses
 |}