Blood stool (rectal bleeding) - medicinenet, Blood in the stool or rectal bleeding can be caused by a variety of conditions and diseases such as hemorrhoids, anal fissures, infections, ulcers, cancer. Liver - simple english wikipedia, free encyclopedia, Function. the liver does many important things in the body: the liver makes bile. this is a bright yellow-green liquid that goes into the small intestines. About alcohol stomach bleeding | livestrong., Gastrointestinal bleeding can be a sign of alcohol abuse. photo credit: purestock/purestock/getty images.
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