Figure 5a. Right IPA originating from the left gastric artery in a 47-year-old woman. (a) Arterial phase dynamic CT scan shows the right IPA (arrow) originating from the left gastrohepatic trunk (arrowhead). (b) Selective angiogram obtained via the gastrohepatic trunk (arrowhead) shows the right IPA (black arrow) and the replaced left hepatic artery (white arrow). Note the tumor staining (*) from the replaced left hepatic artery.