Current controversies in treating remnant gastric cancer: Are minimally invasive approaches feasible?

Table 1 Clinical outcomes of endoscopic submucosal dissection for remnant gastric cancer

Ref.	Initial surgery	No. of ESD lesions	Suture line/ anastomo-sis	En bloc resection	Complete resection	Curative resection	Complications		5-yr OS
							Bleeding	Perforation
Takenaka et al[35], 2008	DG	31	12	96.8%	NA	74.2%	0	13%	NA
Hirasaki et al[36], 2008	DG	17	NA	100%	82.4%	82.4%	17.6%	0	NA
Lee et al[37], 2010	DG	13	6	100%	92%	85%	0	0	NA
Hoteya et al[38], 2010	Gastrectomy or EG	40	NA	NA	95.0%	80%	5.0%	2.5%	NA
Nishide et al[39], 2012	Gastrectomy or EG	62	29	95%	85%	85%	8%	18%	NA
Nonaka et al[40], 201 3	PG/DG/PPG	139	47	94%	85%	78%	1.4%	1.4%	87.3%
Tanaka et al[41], 2014	DG	33	11	100%	93.9%	93.9%	3.0%	9.1%	NA
Ojima et al[42], 2014	DG/PG/ Gastric conduit/ Partial gastrectomy	49	8	100%	85.7%	81.6%	2%	12.2%	NA
Yamashina et al[43], 2015	DG/PG	42	NA	NA	NA	NA	0	4.8%	81.8%
Ojima et al[44], 2016	PG/DG/PD/EG	34	NA	100	85.3	NA	NA	NA	99.5%
Lee et al[45], 2016	DG	18	9	88.9%	91.7%	91.7%	0	5.6%	NA
Song et al[46], 2017	PD/DG	31	4	90%	77%	71%	6%	3%	NA
Fukui et al[30], 2018	DG	80	NA	NA	NA	68%	NA	NA	NA
Yabuuchi et al[47], 2019	PG/DG/PPG	157	73	95.5%	84.7%	70.9%	9.6%	11.5%	88.4%
Nomura et al[48], 2018	PG/DG/PPG	138	64	NA	89.1%	77.5%	4.3%	2.2%	NA

PG: Proximal Gastrectomy; DG: Distal Gastrectomy; PPG: Pylorus Preserving Gastrectomy; EG: Esophagectomy; PD: Pancreaticoduodenectomy; NA: Not applicable; OS: Overall survival; ESD: endoscopic submucosal dissection.