What is blood on the surface of stool?

Stool with blood are classified as gastrointestinal bleeding, generally seen in the lower gastrointestinal bleeding. Stool surface with blood most common, to consider the disease around the anus, such as hemorrhoids bleeding on the surface of the stool with blood, internal hemorrhoids and external hemorrhoids. In addition, there are anal fissure caused by bleeding. In addition, you can also see rectal and colon bleeding, such as rectal and colon inflammation, polyps and tumor lesions, as well as ischemic bowel disease can show the stool surface with blood. Therefore, if you show hematochezia, no matter how much bleeding, you need to go to the anorectal department or digestive department of the hospital to see a doctor. If necessary, do enteroscopy to make a clear diagnosis and then give symptomatic treatment.