(en) Hepatic haemangioendothelioma (HEHE) is a rare vascular tumor developed in a normal liver. HEHE is a combination of epithelioid and histiocytoid vascular endothelial cells surrounded by fibrotic stroma with a pathognomonic CAMTA1/WWTR1 fusion at the molecular level. Most patients present with a multinodular and bilobar liver disease (87%); moreover, extrahepatic spread at the time of diagnosis is frequent (36.6%). Most data about HEHE came from old series or large series of patients treated by liver transplantation (LT). [...]