Resection of the rectum with preservation of the anal sphincter.
D000293:Adolescent; D000328:Adult; D000368:Aged; D001003:Anal Canal / Q000502:physiology; D002648:Child; D002675:Child, Preschool; D005260:Female; D006801:Humans; D008297:Male; D008722:Methods; D008875:Middle Aged; D009132:Muscles / Q000502:physiology; D011183:Postoperative Complications; D019736:Prostheses and Implants; D011474:Prosthesis Design; D012007:Rectum / Q000601:surgery*