Importance of preoperative total colonoscopy and endoscopic resection after self-expandable metallic stent placement for obstructive colorectal cancer as a bridge-to-surgery

Table 4 Characteristics of 102 neoplastic lesions from 38 patients resected by CSP after colonic SEMS placement

Location	Carcinoma (invasion depth)	Adenoma	SSL	Total
Cecum (n)	0	6	4	10
Ascending colon (n)	1 (unclear)	18	2	21
Transverse colon (n)	0	23	4	26
Descending colon (n)	0	7	0	7
Sigmoid colon (n)	0	22	3	25
Rectum,RS (n)	0	2	1	3
Rectum, Ra (n)	0	5	0	5
Rectum, Rb (n)	0	3	2	5
Total (n)	1	86	15	102

CSP, cold snare polypectomy; SEMS, self-expandable metallic stent; SSL, sessile serrated lesion; RS, rectosigmoid colon; Ra, rectum above the peritoneal reflection; Rb, rectum below the peritoneal reflection

ISSN: 1471-230X