![Colorectal Cancer Surgery: principles and types](https://i.ytimg.com/vi/0wLV2wJrBxg/sddefault.jpg)
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colorectal cancer surgery treatment anastomosis primary stoma colostomy ileostomy anterior resection high low APER abdominoperineal excision of the rectum right left hemicolectomy sigmoidectomy transanal endoscopic microsurgery TEMS total colectomy subtotal oncology medical students clear clearly simple animation