Upper Endoscopy Polypectomy Colonoscopy
Complications from Upper Endoscopy/EGD Complications from Colonoscopy/Polypectomy After Procedure

Complications from Colonoscopy/Polypectomy
Colonoscopy and Polypectomy are safe and are associated with very low risk when performed by physicians who have been specially trained and are experienced in these types of endoscopic procedures. Although complications such as bleeding or perforation can occur, they are very rare. Death is an extremely rare occurrence. The most common complaint is vein irritation at the injection site, it can leave a painful knots or swelling that may last several weeks.
 
You must contact your physician if you have any of the following:
•  severe abdominal pain
•  fever
•  blood in the stool