**2.4 Transarterial therapies**

Hepatic flow to the hepatocellular carcinoma and liver parenchyma has a very unique pattern. Typical hepatocarcinoma nodules are highly vascularized with arterial afferents originating from the hepatic artery, whereas the hepatic parenchymal flow is largely derived from the portal vein. This forms the basis of the transarterial therapies.
