Am I Having a Heart Attack? In such situations, the diagnosis of diverticular bleeding is assumed if no other cause for the bleeding such as colitis or colon cancer is found. As discussed previously, the bloody stool may be maroon colored or black. Bleeding that occurs from the stomach and duodenum frequently is black, "tarry" sticky , and foul smelling. The colonoscope frequently can reach the part of the small intestine that is adjacent to the right colon. Colonoscopy is a procedure that enables an examiner usually a gastroenterologist to evaluate the inside of the entire colon.
Rarely, massive bleeding from the right colon, from the small intestine, or from ulcers of the stomach or duodenum can cause rapid transit of the blood through the gastrointestinal tract and result in bright red rectal bleeding. What is Crohn's disease? Free E-newsletter Subscribe to Housecall Our general interest e-newsletter keeps you up to date on a wide variety of health topics. It is inserted through the anus and is used by the doctor to examine the rectum, sigmoid colon and part or all of the descending colon. People generally become aware of rectal bleeding when they notice spots of blood on toilet paper or in underwear, or when a few drops of blood turn the water in the toilet bowl pink.
Migraine Triggers You Can Avoid. Flexible sigmoidoscopy utilizes a flexible sigmoidoscope, a fiberoptic viewing tube with a light at its tip. Diarrhea medicines such as Pepto-Bismol and iron tablets can make the stool black. Readers Comments 1 Share Your Story. Cancers and polyps of the colon and rectum can cause bright red rectal bleeding, maroon colored stools, and sometimes melena.
Most often, they appear after bouts of constipation, passing hard stools, diarrhea or inflammation. If anal itching persists, a doctor examination may be needed to identify an underlying cause. Causes include pregnancy, obesity, diarrhea, low-fiber diet, and prolonged sitting on the toilet. Blood in the Stool - Associated Symptoms Find a local Gastroenterologist in your town Rectal bleeding blood in stool definition and facts What does rectal bleeding blood in stool mean? The terms enteritis, proctitis, and inflammatory bowel Health concerns on your mind?