Table 4.

Clinical characteristics of 12 patients with local recurrence.

Patient Number	Sex/Age	Tumor Size (mm)	Tumor Location	Tumor Morphology	Risk Factors for Local Recurrence	Histology	Time of Recurrence after Colorectal ESD (Months)
Patient 1	M/76	25	Rectum	LST NG-PD	Histological incomplete resection	Submucosal cancer	6
Patient 2	M/54	20	Rectum	Is	None	Benign	48
Patient 3	F/64	33	Right colon	LST NG-FE	None	Benign	71
Patient 4	M/55	30	Left colon	Is	Histological incomplete resection, piecemeal resection	Benign	6
Patient 5	M/50	15	Rectum	LST NG-FE	None	Submucosal cancer	17
Patient 6	F/67	56	Rectum	LST G-NM	None	Mucosal cancer	17
Patient 7	F/53	35	Left colon	Is	Histological incomplete resection	Benign	12
Patient 8	F/78	33	Left colon	LST G-NM	Histological incomplete resection	Benign	16
Patient 9	M/66	32	Right colon	LST G-NM	Histological incomplete resection, piecemeal resection	Benign	6
Patient 10	M/58	30	Right colon	LST NG-FE	Histological incomplete resection, piecemeal resection	Benign	18
Patient 11	F/49	25	Rectum	LST G-H	None	Mucosal cancer	13
Patient 12	M/73	20	Rectum	Is	Histological incomplete resection	Submucosal cancer	13