Analyze the main causes of rectal cancer for everyone

It is understood that many people do not pay attention to their eating habits due to busy study and work, which may bring great harm. Rectal cancer is one of the more serious ones, which is very harmful to patients. What are the main causes of rectal cancer ? Let's talk about the main causes of rectal cancer.

In general, the main causes of rectal cancer are:

1. Chronic colorectal inflammation is the main cause of colorectal cancer. Acidic constitution causes chronic ulcerative colitis, and granulomas formed by chronic schistosomiasis are directly related to the occurrence of colorectal cancer. The causes of colorectal cancer include that the longer the course of the disease, the higher the possibility of colorectal cancer. The incidence of colorectal cancer in patients with ulcerative colitis for more than 20 years is about 20-40%.

2. The cause of rectal cancer is also related to genetic factors. In addition to colorectal cancer patients caused by familial polyposis or malignant transformation of ulcerative colitis, about 5-10% of other colorectal cancer patients have a clear family history of tumors, collectively known as hereditary non-familial polyposis colorectal cancer, also known as Lynch syndrome.

The above is an analysis of the main causes of rectal cancer. I believe everyone should have some understanding of this. If you still have questions about the causes of rectal cancer, you can consult our online experts, who will answer you in more detail.