Fig. 2

Angiography showing the segment II, III, and IV (A2, A3, and A4 with arrows, respectively) arteries individually originated from the proper hepatic artery like the simulation. In a the front view and b the left anterior oblique view. CHA common hepatic artery, GDA gastroduodenal artery, RHA right hepatic artery, Post. branch posterior branch of RHA, Ant. branch anterior branch of RHA