Endoscopic features of early-stage signet-ring-cell carcinoma of the stomach

Table 1 Demographic data and tumor characteristics of 12 patients with signet ring cell early gastric carcinoma

No.	Age	Sex	Location of tumor	Size (mm)	Depth	Operation	F/U (mo)
1	64	F	Lower body/posterior	10 × 9	T1a	ESD	54
2	77	M	Pyloric/lesser curve	5 × 4	T1a	ESD	45
3	46	M	Mid body/posterior	5 × 5	T1a	LATG	41
4	87	F	Mid body/greater curve	20 × 16	T1b	ESD	38
5	39	M	Lower body/posterior	12 × 6	T1a	ESD	38
6	46	M	Pyloric/greater curve	10 × 8	T1a	ESD	35
7	60	M	Pyloric/greater curve	6 × 6	T1a	ESD	26
8	72	F	Pyloric/greater curve	22 × 19	T1a	ESD	18
9	71	M	Pyloric/greater curve	11 × 10	T1a	ESD	16
10	48	M	Pyloric/lesser curve	20 × 11	T1a	LADG	14
11	82	M	Pyloric/greater curve	20 × 14	T1b	ESD	13
12	44	M	Pyloric/lesser curve	10 × 3	T1a	ESD	10

F/U: Follow-up; ESD: Endoscopic submucosal dissection; LATG: Laparoscopic-assisted total gastrectomy; LADG: Laparoscopic-assisted distal gastrectomy.