1.What is colorectal polyp Colorectal polyp is a mucous membrane covered, soft, elevated lesion located in the colorectum. The small ones are only visible in the mucosal bulge, while the large ones can be larger and tumors with tips, which can protrude into the intestinal lumen and move up and down in the intestinal lumen. 2.How do I know I have a colorectal polyp? Patients rarely have symptoms before colorectal polyps increase in size. Blood in the stool occurs frequently and is often occult. Most of them are found during the fecal occult blood test on physical examination. If the polyp is large and subjected to frequent fecal friction, the mucosa may be eroded and blood and mucus may be present in the stool. The common symptoms are bright red blood, not much blood, mixed with mucus, blood is mostly on the surface of the stool, if the bleeding is large, or bleeding for a long time, can cause wasting, anemia, polyps can also appear when the polyps are large, the symptoms of urgency, constipation, more discharge from the anus. If located in the lower part of the rectum, larger polyps can come out of the anus. 3.How to do with colorectal polyps? For polyps less than 1cm found during colon and sigmoidoscopy, pathological biopsy should be done and conservative treatment should be done on the basis of frequent physical examination. For polyps larger than 3mm found during colon and sigmoidoscopy, or those with obvious clinical symptoms, inpatient surgery and pathological examination are recommended. 4.Why do I have colorectal polyps? Spicy food, as well as long-term constipation, diarrhea and other stimuli, easily lead to inflammation of the anal papilla, hyperplasia and hypertrophy to form polyps. Genetic factors, a family history of colonic polyps, the disease rate and cancer rate is higher. 5, suffering from colorectal polyps do not be afraid, experts have ways to prevent: adjust the diet: eat more vegetables, such as spinach, melons, radishes, etc.; ripe fruits, such as apples, bananas, reduce the stimulation of spicy tobacco and alcohol. Regulate daily life and develop the habit of having a bowel movement once a day in the morning. Colonoscopy is recommended for patients suspected of having polyps or high-risk factors. Patients who have detected colon polyps and have been removed still have high-risk factors (about 2-3 times) and should have endoscopy at least once a year.