Clinicopathological evaluation of duodenal well-differentiated endocrine tumors

Table 1 Clinicopathological features of 11 patients with duodenal neuroendocrine tumors

Patient No.	Location	Age (yr)	Sex	Size (cm)	EUS	Accuracy rate	Depth of invasion	Lymphatic invasion	Venous invasion	LN	Treat	L/D metastasis
1	Bulbs	42	M	0.2	sm		sm	0	0	0	LR	None
2	Bulbs	68	F	0.7	NE		sm	0	0	0	LR	None
3	Bulbs	56	F	1.1	m		sm	0	0	0	LR	None
4	Bulbs	57	F	0.9	sm		mp	0	2	0	SG	None
5	Bulbs	62	M	1.1	sm	7/9 (77%)	sm	0	2	0	SG	None
6	2nd portion	55	M	1.2	sm		sm	0	0	0	PD	None
7	Bulbs	71	M	0.7	sm		sm	0	1	0	LR	None
8	2nd portion	59	M	0.9	sm		sm	0	0	0	EMR	None
9	Bulbs	56	M	0.9	sm		sm	0	1	1 (No. 4 d)	SG	None
10	Bulbs	60	M	0.7	sm		sm	0	0	0	EMR	None
11	Bulbs	54	M	0.7	NE		sm	0	0	0	EMR	None

EUS: Endoscopic ultrasonography; NE: Not evaluated; LN: Lymph node metastasis; No. 4 d LN: Lymph node metastasis along the right gastroepiploic vessels; sm: Submucosa; mp: Muscularis propria; EMR: Endoscopic mucosal resection; LR: Local resection; SG: Subtotal gastrectomy; PD: Pancreaticoduodenectomy; L/D metastasis: Local/distant metastasis.