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Appendicitis
Bowel Polyps
Colitis
Colorectal Cancer
Colostomy
Diverticular Disease
Diverticulitis
Familial Adenomatous Polyposis
Ischaemic colitis
Large Bowel
Large Bowel Obstruction
Histology of Large Intestine
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- Parts
- ascending
- runs from right iliac fossa to hepatic flexure (below right lobe
of liver)
- lies on iliacus, transversus abdominus/quadratus lumborum and
lower pole of right kidney
- transverse
- from hepatic to splenic flexure
- attached to posterior abdominal wall over right kidney, descending
duodenum, head,
body and tail of pancreas
- supplied by middle colic artery (superior mesenteric)
- descending
- splenic flexure to left iliac fossa
- supplied by upper and lower left colic arteries (inferior
mesenteric)
- sigmoid
- left iliac fossa to rectum (3rd sacral segment)
9.2.1.2.3 Small and Large intestine, rectum and anal canal [Morph]
| Surface markings of appendix, caecum and colon |
Radiographic appearances of small and large bowel. |
| Jejunum, ileum, attachment to small bowel mesentery |
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| Caecum, appendix, ascending, transverse, descending and
sigmoid colon; rectum, anal canal; hepatic and splenic flexures of colon;
ileocaecal junction, ano-rectal junction. |
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| Ampulla and ‘valves’ of rectum; anal columns, anal
valves, anal canal. |
Hilton’s white line. |
| Mesoappendix; transverse mesocolon, supracolic and
infracolic compartments of peritoneal cavity; sigmoid mesocolon. |
Retrocaecal fossa. |
| Taenia coli, haustrations, appendices epiploicae. |
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| Structures that can be felt on manual examination per
rectum |
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| Appendicitis. Colonic diverticula; diverticulitis. |
Bloodless fold of Treves |
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