What causes solitary rectal ulcers associated with constipation?

Updated: Mar 30, 2020
  • Author: Marc D Basson, MD, PhD, MBA, FACS; Chief Editor: BS Anand, MD  more...
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The chronic pressure effect of hard stools against the anterior rectal wall when the patient strains during defecation is believed to cause solitary rectal ulcers. This is usually a self-limiting process and responds to treatment of constipation. In adults, surgical or gastroenterologic consultation may be required to differentiate benign solitary rectal ulcers from rectal malignancy.

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