Rectal bleeding has many causes and can occur as the result of a weaker or abnormal area along your digestive tract. According to the Cleveland Clinic , hemorrhoids are the most common cause of rectal bleeding. The most apparent sign of rectal bleeding is red blood on toilet tissue or visible blood or red-tinged stool in the toilet bowl. Causes of rectal bleeding can range from mild to serious. Mild causes associated with rectal bleeding include:. Less common rectal bleeding causes include blood-clotting disorders and allergic reactions to certain food types.
Although rectal bleeding is common, only about one-third of those affected seek treatment. Symptoms usually develop quickly, and most causes are treatable and not serious. In some cases, rectal bleeding can be a symptom of a serious disease, such as colorectal cancer. Therefore, all rectal bleeding should be reported to the primary care physician.
Minor rectal bleeding refers to the passage of a few drops of bright red fresh blood from the rectum, which may appear on the stool, on the toilet paper or in the toilet bowl. This brochure addresses minor rectal bleeding that occurs from time to time. Continuous passage of significantly greater amounts of blood from the rectum or stools that appear black, tarry or maroon in color can be caused by other diseases that will not be discussed here.