Table 1.

The clinicopathological findings of this study.

Parameters	Case 1	Case 2	Case 3	Case 4	Case 5
Age (years)/sex	62/female	54/female	57/female	58/male	54/male
Serum anti-H. pylori antibody	Negative	Negative	Negative	Negative	Negative
Chronic gastritis	(–)	(–)	(–)	(–)	(–)
Therapy	ESD	ESD	ESD	ESD	ESD
Location	Upper third	Middle third	Middle third	Upper third	Lower third
Size (cm)	0.8	0.5	0.3	0.9	0.8
Gross type	0-IIa	0-IIb	0-IIa	0-IIa	0-IIa
Depth	SM (400 μm)	SM (250 μm)	SM (100 μm)	SM (200 μm)	SM (400 μm)
Lymphatic invasion	(–)	(–)	(–)	(–)	(–)
Venous invasion	(–)	(–)	(–)	(–)	(–)
Survival time (months)	43	19	16	12	3
Outcome	Alive	Alive	Alive	Alive	Alive

ESD = endoscopic submucosal dissection, SM = submucosal layer.