Gastric carcinoma originating from the heterotopic submucosal gastric gland treated by laparoscopy and endoscopy cooperative surgery

Table 1 Previous case reports of gastric carcinoma originating from the heterotopic submucosal gastric gland

Total number of reported cases		n	(%)
		17
Age		64.1 (45-81)
Sex	Male	11	65
	Female	6	35
Location	Upper	4	24
	Middle	8	47
	Lower	5	29
Size (mm)		20.5 (8-50)
Ulceration or depression	Present	13	76
	Absent	4	24
Histological type	Well differentiated	16	94
	Unknown	1	6
Depth of invasion	m	1	6
	sm	14	82
	T2 or more	2	12
Diagnosis by biopsy	Present	6	35
	Absent	11	35
EUS-FNA	Present	2	12
	Absent	15	88
Treatment	EMR	1	6
	EMR and surgical resection	3	18
	Surgical resection	12	71
	LECS + surgical resection	1	6

EUS-FNA: Endoscopic ultrasound-guided fine-needle aspiration biopsy; EMR: Endoscopic mucosal resection; LECS: Laparoscopy and endoscopy cooperative surgery. Note: Ref. [2,6-18].