An Investigative Study of Hepatic Arterial Anomalies in a West Indian Population

Table 4

A comparison of hepatic artery variations in the West Indies and India.

Type		West Indies	Thangarajah et al. [18] (South India)		Sehgal et al. [19] (North India)
1	Normal anatomy	112 (54.6%)	114 (57%)	0.6317	31 (62%)	0.3467
2	Replaced left hepatic artery from the left gastric artery	30 (14.6%)	12 (6%)	0.0044	2 (4%)	0.0418
3	Replaced right hepatic artery from the superior mesenteric artery	37 (18.1%)	16 (8%)	0.0027	5 (10%)	0.1689
4	Replaced right hepatic artery and left hepatic artery	2 (0.98%)	2 (1%)	0.9802	1 (2%)	0.5470
5	Accessory left hepatic artery	9 (4.40%)	17 (8.5%)	0.0916	2 (4%)	0.9031
6	Accessory right hepatic artery	5 (2.40%)	2 (1%)	0.2666	7 (14%)	0.0005
7	Accessory right and left hepatic arteries	2 (0.98%)	2 (1%)	0.9802	0 (0)	0.4832
8	Replaced right hepatic artery and accessory left hepatic artery OR replaced left hepatic artery and accessory right hepatic artery	3 (1.50%)	3 (1.5%)	0.9757	0 (0)	0.3895
9	Common hepatic artery from the superior mesenteric artery	5 (2.40%)	3 (1.5%)	0.4972	0 (0%)	0.2647
10	Common hepatic artery from the left gastric artery	0 (0.00%)	1 (0.5%)	0.3107	0 (0%)	—
	Not classified OR does not fit Michels’ description	0	28		2 (4%) replaced RHA from CA	—
Total		205	200		50

Data were taken from Thangarajah A, Parthasarathy R. Celiac Axis, Common Hepatic and Hepatic Artery Variants as Evidenced on MDCT Angiography in South Indian Populations. J Clin Diagn Res. 2016; 10 (1):1–5. Sehgal G, Srivastava AK, Sharma PK, Kuman N, Singh R. Variations of Extra-Hepatic Segments of Hepatic Arteries: A Multislice Computed Angiography Study. Int J Scientific Res Publications. 2013; 3 (2): 1–8.