Table 5. Hepatic artery variations found in this study.

Anatomical structure	Type	Number of cases
Normal anatomy	M-I	52
	H-I
Replaced left hepatic artery	M-II	11
	H-II
Replaced right hepatic artery	M-III	17
	H-III
Replaced right and left hepatic artery	M-IV	1
	H-IV
Accessory left hepatic artery	M-V	10
	H-II
Accessory right hepatic artery	M-VI	1
	H-III
Accessory right hepatic artery	M-VII	1
	H-IV
Accessory left and replaced right hepatic artery	M-VIII	1
	H-IV
Common hepatic artery originating from the superior mesenteric artery	M-IX	2
	H-V
Common hepatic artery originating from the aorta	M-NOD	1
	H-VI
Right hepatic artery originating from the middle colic artery	NOD	1
Right hepatic artery originating from directly from the aorta	NOD	1
Left hepatic artery originating from the common hepatic artery	NOD	1
Total		100

H, Hiatt classification; M, Michels classification; NOD, “not otherwise described” in the literature.