Clinical significance of variant hepatic artery in pancreatic resection: A comprehensive review

Table 1 Incidences of aberrant right and common hepatic artery during pancreaticoduodenectomy in the English literature (> 50 cases)

Ref.	Year	Total, n	Male, n	PDAC, n	a/rRHA, n (%)	aRHA1, n (%)	rRHA1, n (%)	rCHA, n (%)	Detecting methods
Wang et al[7]	2021	576	317	149	72 (12.5)	27 (4.7)	28 (4.9)	20 (3.5)	CTA
Mansour et al[5]	2021	202	NA	NA	37 (18.3)	3 (1.5)	29 (14.4)	0	Surgical finding
Giani et al[25]	2021	270	NA	NA	66 (24.4)	3 (1.1)	39 (14.4)	10 (3.7)	CT
Zhang et al[3]	2020	218	122	61	36 (16.5)	13 (6.0)	11 (5.1)	7 (3.2)	CTA
Crocetti et al[34]	2019	297	178	297	44 (14.8)	NA	NA	NA	CTA, surgical finding
Alexakis et al[4]	2019	232	NA	NA	32 (13.8)	19 (8.2)	13 (5.6)	1 (0.4)	Surgical finding
Balzan et al[9]	2019	200	93	NA	26 (13.0)	2 (1.0)	17 (8.5)	7 (3.5)	CT
Kim et al[33]	2016	73	35	24	15 (20.5)	4 (5.5)	11 (15.1)	NA	CT, surgical finding
Nguyen et al[31]	2015	142	76	57	16 (11.3)	0	14 (9.9)	9 (6.3)	CT, surgical finding
Yang et al[32]	2015	458	242	291	54 (11.8)	15 (3.3)	29 (6.3)	10 (2.2)	CT, DSA, surgical finding
Rammohan et al[17]	2014	225	167	31	42 (18.7)	10 (4.4)	31 (13.8)	1 (0.4)	CT, surgical finding
Kim et al[26]	2014	289	158	289	38 (13.1)	3 (1.0)	31 (10.7)	2 (0.7)	Surgical finding
Sulpice et al[30]	2013	213	NA	NA	29 (13.6)	NA	NA	NA	CT, surgical finding
Turrini et al[29]	2010	471	NA	471	47 (10.0)	2 (0.4)	44 (9.3)	NA	CT, surgical finding
Lee et al[28]	2009	103	73	0	15 (14.6)	0	12 (11.7)	0	MRA, surgical finding
Total		3969	1461	1670	540 (14.4)	101 (2.9)	309 (8.9)	67 (2.3)

¹These columns contain only variants of the right hepatic artery originating from the superior mesenteric artery.

a/rRHA: Accessory/replaced right hepatic artery; aRHA: Accessory right hepatic artery; CT: Computed tomography; CTA: Computed tomography angiography; CHA: Common hepatic artery; DSA: Digital subtraction angiography; NA: Not available; MRA: Magnetic resonance angiography; PDAC: Pancreatic ductal adenocarcinoma; rCHA: Replaced common hepatic artery; RHA: Right hepatic artery; rRHA: Replaced right hepatic artery.