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Colon Cancer
The human colon is a muscular, tube-shaped organ measuring about 4 feet long. It extends from the end of your small bowel to your anus. Most colon cancers start as adenomatous polyps that turn into adenocarcinomas. Colon cancer (bowel cancer) is typically diagnosed through a colonoscopy or other type of endoscopic procedures. Treatment methods include surgery, radiation, and chemotherapy. -
Colonoscopy
Colonoscopy is a procedure used to view the inside of the colon. Reasons for colonoscopy is to detect or diagnose diseases of the colon, for example, Crohn’s disease, ulcerative colitis, other types of colitis, colon polyps, colon cancer, diverticulitis, and other bowel and rectal diseases. Risks for colonoscopy include colon perforation, infection, or bleeding. -
Foreign Body, Rectum
The majority of foreign bodies (objects) placed in the rectum have been placed through the anus. Examples of foreign objects in the rectum include bottles, candles, fruits, vegetables, and sex toys. If a person knows they have, or thinks they have a foreign body in the rectum, they should seek medical care. The object may be easily removed by a health care professional; however, in some cases surgery is necessary to remove the object. -
Hemorrhoids
Hemorrhoids are enlarged blood vessels in the lining of the walls of the rectum and anus. Learn about symptoms, how to get rid of them, and what causes them. -
Rectal Cancer
The rectum is the lower part of the colon that connects the large bowel to the anus. The rectum's primary function is to store formed stool in preparation for evacuation. Rectal cancer symptoms and signs include bleeding, bowel obstruction, weight loss, change in bowel habits, constipation, narrow stools, and pain during bowel movements. Treatment may involve surgery, chemotherapy, and radiation. -
Rectal Pain
Rectal pain occurs due to many causes, such anal fissures, hemorrhoids, and inflammatory bowel disease. Learn about symptoms, diagnosis, and treatment. -
Rectal Bleeding Symptoms and Signs
Rectal bleeding is blood passed rectally. Blood in the stool can be bright red or maroon in color. Larger amounts of blood that remain in the intestine long enough can turn the stool black. Blood in the stool also may be invisible to the naked eye (occult). -
Ulcerative Colitis
Ulcerative colitis (UC) is an acute or chronic inflammation of the membranes that line the colon. Symptoms of UC include abdominal pain, diarrhea, rectal bleeding, urgency for a bowel movement, fever, fatigue, and lack of appetite. Treatment for UC include medication and lifestyle changes. On occasion, surgery may be a necessary treatment for ulcerative colitis. -
When Should You Worry About Rectal Bleeding
Most of the time, rectal bleeding is not caused by a serious medical condition, but the only way to be sure is to see a doctor for evaluation.
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Rectal Cancer The rectum is the lower part of the colon that connects the large bowel to the anus. The rectum's primary function is to store formed stool in preparation for evacuation. Rectal cancer symptoms and signs include bleeding, bowel obstruction, weight loss, change in bowel habits, constipation, narrow stools, and pain during bowel movements. Treatment may involve surgery, chemotherapy, and radiation.
Rectal Bleeding Topic Guide - Visuals
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