From the case:
Right hepatic artery anatomic variation (diagram)
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aRHA: accessory right hepatic artery
CHA: common hepatic artery
CT: celiac trunk
GDA: gastroduodenal artery
IPDA: inferior pancreaticoduodenal artery
LHA: left hepatic artery
PHA: proper hepatic artery
RGA: right gastric artery
RHA: right hepatic artery
rRHA: replaced right hepatic artery
SA: splenic artery
SMA: superior mesenteric artery
Case Discussion
Normal and anatomic variations of the right hepatic artery.