https://wikem.org/w/index.php?action=history&feed=atom&title=Colonoscopy_complications%2Fen 2026-04-17T15:50:59Z Revision history for this page on the wiki MediaWiki 1.38.2 https://wikem.org/w/index.php?title=Colonoscopy_complications/en&diff=380870&oldid=prev 2026-01-07T14:25:06Z

<p>Updating to match new version of source page</p> <p><b>New page</b></p><div>&lt;languages/&gt;<br /> <br /> ==Background==<br /> <br /> *Over 85% of the serious colonoscopy complications are reported in patients undergoing colonoscopy with polypectomy (7-fold increase)&lt;ref&gt;Complications of colonoscopy. GASTROINTESTINAL ENDOSCOPY Volume 74, No. 4 : 2011&lt;/ref&gt;<br /> <br /> <br /> ==Clinical Features==<br /> <br /> *Hemorrhage<br /> **Most common complication<br /> **Caused by polypectomy, biopsy, mucosal lacerations, mesenteric or splenic tears<br /> **[[Special:MyLanguage/Rectal bleeding|Rectal bleeding]] (if intraluminal)<br /> **Intra-abdominal bleed (if mesenteric or [[Special:MyLanguage/splenic trauma|splenic trauma]])<br /> *Perforation<br /> *Post-polypectomy electrocoagulation syndrome<br /> **peritoneal inflammation without frank perforation<br /> **[[Special:MyLanguage/abdominal pain|abdominal pain]], [[Special:MyLanguage/fever|fever]], [[Special:MyLanguage/leukocytosis|leukocytosis]]<br /> *[[Special:MyLanguage/Infection|Infection]]: [[Special:MyLanguage/bacteremia|bacteremia]], retroperitoneal abscess, [[Special:MyLanguage/appendicitis|appendicitis]]<br /> *Colonic distension, precipitation of [[Special:MyLanguage/toxic megacolon|toxic megacolon]]<br /> *[[Special:MyLanguage/Myocardial infarction|Myocardial infarction]], [[Special:MyLanguage/PE|PE]] (if off anticoagulation)<br /> *Gas explosion<br /> **methane (in flatus) + electrocautery → BOOM!<br /> <br /> <br /> ==Differential Diagnosis==<br /> <br /> {{Lower GI bleeding DDX}}<br /> <br /> {{Abdominal Pain DDX Diffuse}}<br /> <br /> <br /> ==Evaluation==<br /> <br /> *CBC<br /> *Coags, T&amp;S if bleeding<br /> *[[Special:MyLanguage/CXR|CXR]] for free air if concern for perforation<br /> *CT abdomen/pelvis (if presentation concerning for intra-abdominal bleed, infection, or perforation)<br /> <br /> <br /> ==Management==<br /> <br /> *[[Special:MyLanguage/PRBC|PRBC]] transfusion, reverse coagulopathy if significant bleed<br /> *Surgery (or IR) consult for possible laparotomy if concern for intra-abdominal bleed, perforation, or [[Special:MyLanguage/abscess|abscess]] <br /> *Antibiotics if concern for perforation or infection<br /> **See [[Special:MyLanguage/peritonitis|peritonitis]]<br /> <br /> <br /> ==Disposition==<br /> <br /> <br /> ==See Also==<br /> <br /> *[[Special:MyLanguage/Post-surgical complications|Post-surgical complications]]<br /> <br /> <br /> ==External Links==<br /> <br /> <br /> ==References==<br /> <br /> &lt;references/&gt;<br /> <br /> [[Category:Surgery]] [[Category:GI]]</div>

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