Editing Constipation (section)

==Prognosis==
Complications that can arise from constipation include [[hemorrhoids]], [[anal fissures]], [[rectal prolapse]], and fecal impaction.<ref name=walia/><ref name=mccallum/><ref name=bharucha>{{cite journal | author = Bharucha AE | title = Constipation | journal = Best Practice & Research Clinical Gastroenterology | volume = 21 | issue = 4 | pages = 709–31 | year = 2007 | pmid = 17643910 | doi = 10.1016/j.bpg.2007.07.001 }}</ref><ref name=niddk>National Digestive Diseases Information Clearinghouse. (2007) NIH Publication No. 07–2754. http://digestive.niddk.nih.gov/ddiseases/pubs/constipation/#treatment {{webarchive|url=https://web.archive.org/web/20100818070426/http://digestive.niddk.nih.gov/ddiseases/pubs/constipation/ |date=18 August 2010 }}, Retrieved 7-18-2010.</ref> Straining to pass stool may lead to hemorrhoids. In later stages of constipation, the abdomen may become distended, hard and diffusely tender. Severe cases ("fecal impaction" or ''malignant constipation'') may exhibit symptoms of bowel obstruction (nausea, [[vomiting]], tender abdomen) and [[encopresis]], where soft stool from the small intestine bypasses the mass of impacted fecal matter in the [[colon (anatomy)|colon]].