Definitions

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun uncountable Abnormal dilatation of the colon, not caused by mechanical obstruction.
  • noun countable A colon thus enlarged.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun an abnormal enlargement of the colon; can be congenital (as in Hirschsprung's disease) or acquired (as when children refuse to defecate)

Etymologies

from Wiktionary, Creative Commons Attribution/Share-Alike License

mega- +‎ colon

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Examples

  • I had spent the month rotating through the ICU, and that morning, had watched a young woman, Melanie, die of toxic megacolon, a complication of c. difficile colitis.

    Lisa Rosenbaum, M.D.: Treating Patients With Antibiotics M.D. Lisa Rosenbaum 2011

  • I had spent the month rotating through the ICU, and that morning, had watched a young woman, Melanie, die of toxic megacolon, a complication of c. difficile colitis.

    Lisa Rosenbaum, M.D.: Treating Patients With Antibiotics M.D. Lisa Rosenbaum 2011

  • What the doctor didn't know was that we'd been living with the megacolon for eight or nine years and managing it, rather successfully, with diet.

    January 22nd, 2009 2009

  • She laid out how ill he was, how they could give him a transfusion but it would only be a temporary measure and might not even work, and even if they did sort him out his quality of life, what with the megacolon and the inflammatory bowel disease and the thing with his liver and the thing with his pancreas, wouldn't be so good.

    January 22nd, 2009 2009

  • Now, this is no big thing for us; when he first developed megacolon he was throwing up all the time.

    September 9th, 2008 2008

  • Dougal had a stone it seems Persians are prone to them, though Kuron has never had one - what we had with him was an ulcerated eyelid when we got him, due to his previous owner not cleaning his eyes often enough, a fatty tumour on his back and a condition called megacolon.

    December 13th, 2007 marlowe1 2007

  • It can be severe, causing toxic megacolon, and even fatal.

    davidrothman.net » Medstory: Not even close. 2007

  • Infants less than a month old who have constipation should be seen by a physician to rule out megacolon, a condition in which peristalsis does not occur.

    THE NATURAL REMEDY BIBLE JOHN LUST 2003

  • In small children doctors sometimes diagnose cases of megacolon with unknown origin.

    Aniridia 1995

  • Experimental studies in mice have shown that disturbances in homeotic genes can cause a malformation of the colon called megacolon.

    Aniridia 1995

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