Table 1. Summary of number of articles reviewed for relevance to FGS.

Variable	Studies identified	Relevant studies
MB
Cholecystectomy	1	1
Cholangiography	1	1
Bile duct	3	2
Hepatectomy	2	0
Hepatic resection	1	1
Liver resection	5	2
Liver surgery	4	2
Hepatobiliary surgery	1	0
Liver transplant	0	0
5-ALA
Cholecystectomy	0	0
Cholangiography	0	0
Bile duct	1	0
Hepatectomy	3	3
Hepatic resection	4	3
Liver resection	11	4
Hepatobiliary surgery	0	0
Liver surgery	26	5
Liver transplant	6	0
ICG
Cholecystectomy	39	33
Cholangiography	44	33
Bile duct	60	2
Hepatectomy	51	28
Hepatic resection	35	21
Liver resection	87	33
Hepatobiliary surgery	40	5
Liver surgery	130	33
Liver transplant	31	14

MB, methylene blue; 5-ALA, 5-aminolevulinic acid; ICG, indocyanine green.