Reprints are not available from the authors.
Antibiotics may also be given.
This procedure involves placing small rubber bands around hemorrhoids or swollen veins esophageal varices to cut off their blood supply, which will make them dry up and fall off.
Hemorrhoids can occur within the anus or above, but they can also be external and under the skin of the anus.
Occasionally, endoscopy both upper and lower and colonoscopy do not show the cause of bleeding.
If endoscopy does not stop the bleeding, surgery may be needed.