What are the main factors causing colon cancer?

Colon cancer is a common disease in life. Most people wonder how they suddenly get colon cancer. In fact, there are many factors in life that can lead to the occurrence of colon cancer. Let's take a look at the causes of colon cancer .

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

2. Polyps: This is also a common cause of colon cancer. Most colon 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%.

3. Family history: If a person's first-degree relatives, such as parents, have had rectal 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 colon cancer.

The above is a detailed description of the factors that cause colon cancer. I believe that this can help everyone understand the knowledge of colon cancer to a certain extent. If you have other questions about colon cancer, you can contact our online experts to answer your questions.