Bright red rectal bleeding typically occurs due to fissures in the anus, the passing of hard stools, hemorrhoids and persistent constipation. Sometimes, bleeding from the rectum can be due to anal or colon cancer, polyps... More »

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Causes of rectal bleeding include hemorrhoids, inflammatory bowel disease, anal fissures, and anal or colon cancer, states Healthline. Crohn's disease, chronic constipation, radiation therapy and diarrhea can also cause ... More »

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According to the Fairmount Animal Hospital, rectal bleeding in dogs can be the result of any number of diseases or disorders of the colon, rectum or gastrointestinal tract, including anorectal disease, rectal prolapse, i... More »

Some of the most common causes of rectal bleeding are hemorrhoids, chronic constipation, anal fissures and passing hard stools, states Mayo Clinic. Rectal bleeding is also a symptom of anal cancer, colon polyps, ulcerati... More »

Chronic constipation, passing hard stools, the presence of hemorrhoids and the presence of an anal fissure are some common causes of bleeding from the rectum, according to Mayo Clinic. Other causes of rectal bleeding inc... More »

www.reference.com Health Pain & Symptoms

A person should see a doctor for hemorrhoids that cause severe rectal bleeding, but minor bleeding may be treated at home, according to MedlinePlus. Common symptoms associated with hemorrhoids include painless blood from... More »

www.reference.com Health Diagnostics & Imaging

Internal hemorrhoids, anal fissures, rectal and colon cancer, peptic ulcers, and gastrointestinal infections are some causes of rectal bleeding in women. Rectal bleeding occurs when blood vessels found under the lining o... More »

www.reference.com Health Pain & Symptoms