This medical illustration shows variations in cystic and hepatic duct anatomy. Variations include adherent to common hepatic duct, high union with common hepatic duct, cystic duct absent (or short), low union with hepatic duct, anterior spiral joining common hepatic duct on left side, posterior spiral joining common hepatic duct on left side, joining common hepatic duct, joining gallbladder, joining cystic duct, joining common bile duct, and 2 accessory hepatic ducts.