What causes blood in the toilet?

It is very common to have blood in the stool when going to the toilet, but some people are not clear about what it means to have blood in the stool when going to the toilet. Generally speaking, bleeding in the toilet is related to many factors, such as some anorectal diseases. In this case, it is best to choose targeted treatment.

1. Hemorrhoids: Hemorrhoids are the most common cause of bloody stools. Patients with hemorrhoids may have spurts of blood during bowel movements, or dripping blood after defecation. The blood does not mix with the feces, and the amount of bleeding varies. It is accompanied by a foreign body sensation in the anus or severe pain.

2. Anal fissure: There is blood in the stool or bleeding after defecation. The amount of blood in the stool is small, bright red, and covers the surface of the stool in thread-like form. There is pain during defecation and varying degrees of pain after defecation.

3. Non-specific ulcerative colitis bleeding: It is often intermittent, with a small amount of blood in the stool, and the stool contains pus, blood or mucus, often accompanied by symptoms such as diarrhea, abdominal pain and tenesmus.

4. Rectal polyps or colon polyps: blood in the stool or bleeding after defecation, intermittent blood in the stool, generally not much blood in the stool, painless, the blood is attached to the surface of the stool, is bright red, and does not mix with the stool. Chronic cases may be mixed with mucus or pus. Sometimes the stool becomes thin and stringy, or has a depression on one side.

5. Rectal malignancy: more common in middle-aged and elderly people, blood in the stool occurs intermittently or repeatedly, gradually worsens, with symptoms of tenesmus, the surface of the stool may be mixed with mucus, pus, and blood, the stool is formed but gradually becomes thinner. In the late stage, patients may experience weight loss, anemia, etc.

6. Amebic dysentery: The main symptom is blood in the stool. The stool is maroon in color, contains a lot of mucus, and has a foul odor.

7. Hemorrhagic Escherichia coli enteritis: It is manifested by acute onset, accompanied by fever, diarrhea, and a history of eating rotten meat. It often presents as food poisoning.