What is the cause of bleeding in the buttocks?

Bleeding in the stool is a typical anorectal disease. There are many possible factors that may cause the disease, such as hemorrhoids, anal fissures, intestinal polyps, enteritis, and colorectal cancer, all of which have related symptoms. Among them, colorectal cancer is a more serious condition. When a similar situation is found, it is best to find the cause and deal with it in time. So, what is the cause of bleeding in the buttocks? Let’s take a closer look at it below.

False blood in the stool can occur when certain foods and medications cause your stool to change color. If you take iron supplements, carbon powder, bismuth supplements, Chinese herbal medicines for blood tonic, or eat foods such as pork liver, animal blood, tomatoes, beets, etc., your stool may be dark brown, black, or red. Sometimes bleeding from the mouth or nose can cause changes in stool color after swallowing. These are false blood in the stool. After stopping medication and food, "blood in the stool"

"will disappear.

True blood in the stool: True blood in the stool refers to blood in the stool caused by anorectal diseases. Hemorrhoids, anal fissures, rectal polyps, colon polyps, ulcerative colitis and even rectal cancer can cause bleeding in the stool.

Therefore, we should pay attention to symptoms.

What is the color of blood? This can also give us a clear idea of ​​what disease is bleeding in the stool?

Fresh blood in the stool is mostly acute (immediate) bleeding. The blood flows out of the blood vessels and is discharged through the anus with feces in a short time, or flows out directly after defecation. The blood that flows out looks like bleeding from an external injury, and is bright red or purple in color.

Dark red, it can coagulate into blood clots after a while. Common in the following diseases: (1) Hemorrhoids of all stages. Internal and external hemorrhoids and mixed hemorrhoids can cause bleeding in the stool, usually with fresh blood in the stool or blood dripping after defecation. External hemorrhoids generally do not cause bleeding in the stool. (2) Intestinal polyps cause painless stool bleeding. Bleeding during bowel movements, stops after bowel movements, the amount of blood varies, usually the blood does not mix with the stool, or the polyps are located high and the number is large, it may also mix with the stool

Mixed. (3) Long-term rectal prolapse may cause bleeding during defecation. (4) Anal fissure with bloody stool. The bleeding pattern is blood on one side of the stool surface that is not mixed with the stool. Some patients have blood dripping after defecation.

Black stools are also called tarry stools, and the stools are black or brownish black. It is one of the most common symptoms of upper gastrointestinal bleeding. If the amount of bleeding is small and the bleeding speed is slow, the blood stays in the intestine for a longer time and is discharged.

If the amount of bleeding is large and stays in the intestine for a short time, the discharged blood will be dark red; if the amount of bleeding is particularly large and is discharged quickly, it may also be bright red.

Occult blood in stool Small amounts (trace amounts) of gastrointestinal bleeding will not cause changes in stool color, and will only be positive in the fecal occult blood test, which is called occult blood in stool. All diseases that cause gastrointestinal bleeding can cause occult blood in stool.

Common ulcers, inflammation and tumors. Fecal occult blood tests can detect small amounts of blood in the stool. Early fecal occult blood tests for intestinal polyps (cancer) may be positive.

Colorectal cancer screening is an important way to

The above is an introduction to what causes bleeding in the buttocks. I hope it will be helpful to patients. There are many factors that lead to bloody stools, and the degree of harm is also different. In short, anorectal diseases need to be taken seriously. Common diseases like hemorrhoids, if not treated in time, normal sitting becomes a problem, and the impact on life and work can be imagined.