Surgical treatment of gallbladder cancer: An eight-year experience in a single center

Table 3 Pathological findings

Case	Tumor occupation1		Depth2 (invaded organ)	Invasions into the neck and/or cystic duct (Yes or No)	Invasions			Positive margin at the cut end (Yes or No)	Metastatic LNs (Positive LNs/total LNs)	Metastatic LN #12c3 (The LN around the cystic duct) (Positive LNs/sampling LNs)
					Lymphoid duct (Yes or No)	Vessels (Yes or No)	Nerve plexus (Yes or No)
		Ventral or liver side
1	Gb	Ventral side	m	No	No	No	No	No	-	-
2	Gf	Ventral side	mp	No	No	No	No	No	0 / 1	0 / 1
3	Gf	Ventral side	ss	No	No	No	No	No	0 / 13	-
4	Gf	Ventral side	ss	No	No	No	No	No	-	-
5	Gf	Ventral side	ss	No	No	Yes	No	No	-	-
6	Gfbn	Liver side	ss	Yes	No	No	No	No	0 / 20	-
7	Gfbn	Liver side	ss	Yes	No	No	No	No	0 / 19	0 / 1
8	Gfb	Liver side	ss	No	No	Yes	No	No	0 / 16	-
9	Gfbn	Liver side	si (liver)	Yes	No	Yes	No	Yes	-	-
10	Gfb	Liver side	ss	No	No	No	No	No	-	-
11	Gfbn	Ventral side	si (liver)	Yes	Yes	Yes	Yes	Yes	0 / 6	-
12	Gfbn	Liver side	si (liver, EHBD)	Yes	Yes	No	No	Yes	-	-
13	Gfb	Liver side	si (liver)	No	Yes	Yes	Yes	No	2 / 35	-
14	Gnb	Liver side	si (liver, EHBD)	Yes	No	Yes	Yes	No	3 / 13	-
15	Gf	Ventral side	ss	No	No	No	No	No	1 / 1	1 / 1
16	Gfbn	Ventral side	ss	Yes	Yes	Yes	No	No	2 / 6	1 / 1
17	Gfbn	Ventral side	si (EHBD)	Yes	Yes	Yes	Yes	Yes	0 / 4	-
18	Gfbn	Liver side	si (liver)	Yes	No	Yes	No	No	0 / 4	-
19	Gfbn (b)	Liver side	si (liver)	No	Yes	Yes	Yes	No	18 / 29	-

¹Tumor location according to the Japanese guideline (General rules for clinical and pathological studies on cancer of the biliary tract).

²Tumor depth according to the Japanese guideline (General rules for clinical and pathological studies on cancer of the biliary tract).

³The lymph node around the cystic duct, according to the Japanese guideline (General rules for clinical and pathological studies on cancer of the biliary tract). Gf: Fundus; Gb: Body; Gn: Neck. EHBD: Extrahepatic bile duct; LN: Lymph node.