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Difference between revisions of "Colon"
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The '''colon''' and '''rectum''' smell like poo... 'cause that's where poo comes from. It commonly comes to pathologists because there is a suspicion of cancer or a known history of inflammatory bowel disease (IBD). | The '''colon''' and '''rectum''' smell like poo... 'cause that's where poo comes from. It commonly comes to pathologists because there is a suspicion of cancer or a known history of inflammatory bowel disease (IBD). | ||
An introduction to gastrointestinal pathology is found in the ''[[gastrointestinal pathology]]'' article. | |||
==Surgery== | |||
Introduction to colorectal surgery: | |||
# Colonic resection - remove a piece of large bowel. | |||
# Total colectomy - leaves rectum and anus.<ref>[http://www.allaboutbowelsurgery.com/shared/stoma_care/stoma_surgery/procedures/surgery_colon/subtotal.htm http://www.allaboutbowelsurgery.com/shared/stoma_care/stoma_surgery/procedures/surgery_colon/subtotal.htm]</ref> | |||
# Subtotal colectomy - part of colon removed --or-- some of the rectum remains. | |||
# right hemicolectomy - right colon + distal ileum. | |||
# lower anterior resection (LAR) - proximal rectum +/- sigmoid (for proximal rectal malignancies). | |||
# abdominoperineal resection (APR) - anus + rectum - results in a permanent stoma (for distal rectal malignancies). | |||
==Common clinical problems== | ==Common clinical problems== | ||
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{{main|Colorectal tumours}} | {{main|Colorectal tumours}} | ||
These are very common. The are covered in a separate article entitled ''[[colorectal tumours]]''. | These are very common. The are covered in a separate article entitled ''[[colorectal tumours]]''. | ||
==Grossing== | ==Grossing== | ||