Experts explain what causes colon cancer?

As more and more people are diagnosed with colon cancer, people are increasingly confused about the causes of colon cancer. So how much do you know about the causes of colon cancer? Next, let the experts analyze the causes of colon cancer so that everyone is no longer unfamiliar with it.

1. Age of onset: most patients develop the disease after the age of 50.

2. Family history: If a person's first-degree relatives, such as parents, have had colorectal cancer, his risk of developing the disease in his lifetime is 8 times higher than that of the general population. About a quarter of new patients have a family history of colorectal cancer, which is one of the causes of colon cancer.

3. History of colon disease: Causes of colon cancer: Certain colon diseases such as Crohn's disease or ulcerative colitis may increase the chance of developing colorectal cancer. Their risk of colon cancer is 30 times that of ordinary people.

4. Polyps: Most colorectal cancers develop from small precancerous lesions, which are called polyps. Among them, villous adenomatous polyps are more likely to develop into cancer, with a chance of malignancy of about 25%; the malignant rate of tubular adenomatous polyps is 1-5%.

5. Genetic characteristics: Some familial tumor syndromes, such as hereditary non-polyposis colon cancer, can significantly increase the chance of developing colorectal cancer. And the onset time is younger, which is also the cause of colon cancer.

The above content is the cause of colon cancer introduced by experts. Please pay attention to it. I hope it will be helpful to you. If you have other questions about the cause of colon cancer, please consult online experts and they will give you detailed answers.