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descending colon

[koh-luh n] /ˈkoʊ lən/
noun, Anatomy
1.
the last portion of the colon, beginning at the upper left abdomen in the region of the spleen and continuing downward along the left posterior wall to the sigmoid flexure.
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Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples for descending colon
  • The third section extends downward on the left side of the abdomen toward the pelvis and is called the descending colon.
  • In order to create a tension-free anastomosis, further mobilization of the descending colon was continued using electrocautery.
  • In the left or descending colon, where the channel is narrow, the cancer usually grows around the colon wall and encircles it.
descending colon in Medicine

descending colon n.
The part of the colon extending from the left colic flexure to the pelvic brim.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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