Resectability of Rectal Neuroendocrine Tumors Using Endoscopic Mucosal Resection with a Ligation Band Device and Endoscopic Submucosal Dissection

Table 3

Clinical characteristics and follow-up outcomes of cases of incomplete resection.

No. sex/age	Tumor location	Tumor size (mm)	Endoscopic method	ER	Tumor margin	LVI	Local recurrence or distant metastasis	Follow-up period (months)
1. M/57	AV5cm	10	ESD	Yes	LM(-)/VM(+)	—	—	18
2. M/51	AV8cm	6	ESD	Yes	LM(+)/VM(+)	—	—	19
3. F/65	AV4cm	10	ESD	Yes	LM(+)/VM(-)	—	—	66
4. F/67	AV7cm	9	ESD	Yes	LM(+)/VM(-)	—	—	52
5. M/52	AV5cm	4	EMR-L	Yes	LM(+)/VM(-)	—	—	59
6. F/53	AV10cm	4	EMR-L	Yes	LM(+)/VM(-)	—	—	60
7. F/55	AV5cm	8	EMR-L	Yes	LM(+)/VM(-)	—	—	19

ER: en bloc resection; EMR-L: endoscopic mucosal resection with a ligation band device; ESD: endoscopic submucosal dissection; LVI: lymphovascular involvement; AV: anal verge; LM: lateral margin; VM: vertical margin.