The intestine is part of the digestive system. It is made up of the small intestine and the large intestine. The colon and rectum are parts of the large intestine. The colon is a U-shaped tube made of muscle, found below the stomach. The rectum is a shorter tube connected to the colon.
Definition of the rectum and level of the peritoneal reflection – still a matter of debate?
Proximal and distal rectal cancers differ in curative resectability and local recurrence
The terminal ileum enters the cecum on its posteromedial border at the ileocecal valve. The cecum is a large blind pouch approximately 7. It is covered by peritoneum and has a narrow diverticulum the appendix located in the lower portion. The ascending colon is approximately 20—25 cm in length and is retroperitoneal.
All patients had cancer confined to the rectum - those with synchronous distant metastasis were excluded. Surgical resection was with curative intent with or without pre-operative chemoradiation c-RT. Follow-up was for a median of 35 mo range: 12 to mo. Three and five years survival was
The rectum is the final straight portion of the large intestine in humans and some other mammals , and the gut in others. The adult human rectum is about 12 centimetres 4. It terminates at the level of the anorectal ring the level of the puborectalis sling or the dentate line , again depending upon which definition is used.