Endoscopic submucosal dissection for superficial esophageal squamous cell neoplasms

Table 1 Recent outcomes of esophageal endoscopic submucosal dissection

Authors	Year	Total	Mean size	Operation	En bloc	Local	Perforation	Stricture
		lesions/cases	(mm)	time (min)	resection (%)	recurrence (%)	(%)	(%)
Oyama et al[24]	2005	102/102	28 (4–64)	-	95 (95/102)	0 (0/102)	0 (0/102)	7.4 (7/95)
Ono et al[45]	2009	107/84	22.9 (1–66)	-	100 (107/107)	1.2 (1/84)	4 (4/107)	18 (15/84)
Tamiya et al[47]	2010	58/58	30.4 (4–67)	180	100 (58/58)	0 (0/58)	0 (0/58)	6.9 (4/58)
Nonaka et al[46]	2010	27/25	21 (2–55)	88	100 (27/27)	0 (0/25)	3.7 (1/27)	12 (3/25)

Table 2 Esophageal endoscopic submucosal dissection vs endoscopic mucosal resection

Authors	Year	Method	Total	Mean size	Operation	En bloc	Local	Perforation
			lesions	(mm)	time (min)	resection (%)	recurrence (%)	(%)
Takahashi et al[48]	2010	ESD	116	30 (4-95)	73.9 (21–307)	100 (116/116)	0.9 (1/116)	2.6 (3/116)
		EMR	184	20 (4-60)	44.4 (11–258)	53.3 (98/184)	9.8 (18/184)	1.6 (3/184)
Ishihara et al[29]	2008	ESD	32	> 20	110 (30–245)	90.6 (29/32)	3.1 (1/32)	0 (0/32)
		EMR	46	> 20	35 (10–90)	10.9 (5/46)	23.9 (11/46)	0 (0/46)
Ishihara et al[49]	2008	ESD	31	16	64	100 (31/31)	0 (0/31)	3.2 (1/31)
		EMR-C	68	13	21	87 (59/68)	0 (0/68)	0 (0/68)
		2-channel	72	12	15	71 (51/72)	2.8 (2/72)	0 (0/72)
		EMR

ESD: Endoscopic submucosal dissection; EMR: Endoscopic mucosal resection; EMR-C: EMR using a cap-fitted endoscope.