Curative surgery of midrectal cancer with preservation of the sphincters.
D000005:Abdomen / Q000601:surgery; D000328:Adult; D000368:Aged; D001003:Anal Canal / Q000033:anatomy & histology / Q000502:physiology; D003050:Coccyx / Q000601:surgery; D003106:Colon / Q000098:blood supply / Q000601:surgery; D003125:Colostomy; D005260:Female; D005500:Follow-Up Studies; D006801:Humans; D008207:Lymphatic Metastasis; D008297:Male; D008722:Methods; D008875:Middle Aged; D009362:Neoplasm Metastasis; D009364:Neoplasm Recurrence, Local / Q000401:mortality; D011183:Postoperative Complications; D011446:Prospective Studies; D012004:Rectal Neoplasms / Q000175:diagnosis / Q000401:mortality / Q000601:surgery*; D012007:Rectum / Q000098:blood supply; D012445:Sacrococcygeal Region / Q000601:surgery; D012812:Sigmoidoscopy