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Vascular anatomy pertinent to hepatic artery catheterization. A. The common hepatic artery (CHA) arises from the aorta and bifurcates to yield the gastroduodenal artery (GDA) and hepatic artery proper. X indicates site of permanent GDA ligation; ^ indicates site of temporary CHA ligation; red arrow indicates catheter entry site. B. Vascular anatomy exposed after dissection. Note the characteristic bifurcation pattern in both the diagram and actual photograph.
