Experts explain the common causes of colorectal cancer

The knowledge related to colorectal cancer is the focus of many oncology experts, especially the cause of colorectal cancer, hoping to better prevent colorectal cancer from the source. What are the common causes of colorectal cancer ? The following is a brief introduction to the common causes of colorectal cancer.

In general, the common causes of colorectal cancer are:

1. Genetic factors. There are reports of "family-based colorectal cancer" both at home and abroad. The number of blood relatives of colorectal cancer patients who died of the disease is significantly higher than that of the general population. Some colorectal adenomas, such as multiple familial adenomatosis, are autosomal dominant genetic diseases with a family prevalence rate of up to 50%. If not treated, people are likely to develop colorectal cancer after the age of 10. This is a common cause of colorectal cancer.

2. Environmental factors Studies have shown that among various environmental factors, diet is the most important, and the incidence of colorectal cancer is positively correlated with the high fat consumption in food. In addition, the cause of colorectal cancer may also be related to the lack of trace elements and changes in living habits.

3. Colon adenoma: According to the research on autopsy materials from various places, the incidence of colon adenoma is quite consistent with that of colon cancer, and it is also a common cause of colon cancer. According to statistics, the incidence of colon cancer in patients with one adenoma is 5 times higher than that in patients without adenoma, and the incidence of colorectal cancer in patients with multiple adenomas is 1 times higher than that in patients with a single adenoma.

4. Chronic colorectal inflammation: According to reports, the cause of colorectal cancer is positively correlated with the endemic area of ​​schistosomiasis. It is generally believed that due to schistosomiasis, inflammatory changes in the intestines may lead to cancer in some parts. Other chronic inflammations of the intestines may also lead to cancer, such as ulcerative colitis, which has a 3% to 5% chance of cancer.

The above analysis is about the common causes of colorectal cancer, I hope it will be helpful to everyone. For more questions about the causes of colorectal cancer, you can consult our online experts, who will answer them enthusiastically.