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. 2020 Oct 13;18:265. doi: 10.1186/s12957-020-02039-8

Table 2.

Synchronous cancers among the MLBO patients

No. Obstructed site Synchronous cancers site Change of surgical procedure Approach Operation
1 S D No Open Anterior resection
2 RS C Yes Lap Anterior resection, right hemicolectomy
3 S Rb No Open Very low anterior resection, covering colostomy
4 S Rb No Open Abdominoperineal resection
5 Ra S, FAP Yes Lap Total colectomy
6 RS T, gastric cancer Yes Lap Low anterior resection, partial transverse colectomy, distal gastrectomy
7 A S (ESD) No Lap Sigmoidectomy
8 S Renal pelvic cancer Yes Open Sigmoidectomy, right nephrectomy
9 S T (ESD) No Lap Sigmoidectomy
10 D S No Lap Left hemicolectomy
11 T S No Lap Left hemicolectomy

C cecum, A ascending colon, T transverse colon, D descending colon, S sigmoid colon, RS rectosigmoid colon, Ra rectum above the peritoneal reflection, Rb rectum below the peritoneal reflection, FAP familial adenomatous polyposis, ESD endoscopic submucosal dissection