Doctor insights on:
Why Do People Most Commonly Have Rectal Bleeding
Anatomy & physiology: Lower part of rectum had communication between portal systems of GI tract that drains though liver & systemic system by normal venous return goes directly to heart , any increase of pressure in portal sys backs up , as in cirrhosis hemorriods etc and bleeds other reason to bleed, with each defecation due to streaching any ulcer like fissure, haemorroids , tumors, polyps infections all bleed. ...Read moreSee 1 more doctor answer
Rectal bleeding: Rectal bleeding is often due to hemorrhoids. However, there are other causes that are very serious including cancer. In general, rectal bleeding should be discussed with your doctor and perhaps be consulted for a colonoscopy, especially if you are near the age of 50. http://www.laendo.net/english/gastrointestinal-bleeding. ...Read moreSee 2 more doctor answers
Depends: If you are having persistent bleeding from your rectum, you need to get it checked. While hemorrhoids are a common cause of rectal bleeding, your physician may decide to pursue other diagnoses. Getting a full history and physical exam will guide the decision. Are you having symptoms like dizziness or passing out? Is the blood bright red or dark? These are questions that need to be answered. ...Read moreSee 2 more doctor answers
Numerous: From hemorrhoids, fissures, fistulae, inflammatory bowel disease, diverticulosis, to polyps, tumors benign or malignant. Also meckel's diverticulum, and upper GI sources such as ulcers and gastritis and tumors benign or malignant. No bleeding is normal. Get properly evaluated by a GI doctor or colorectal surgeon or at least by your primary care doctor. Do not ignore rectal bleeding. ...Read moreSee 1 more doctor answer
See your doctor.: The most common cause of rectal bleeding in an 18 yo would be hemorrhoids but there can be other causes such as anal fissures or anal fistula. There are even rarer causes and sometimes the bleeding may be coming from other areas such as the colon or stomach. You should be evaluated by a surgeon. ...Read more
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