What causes rectal cancer

summary

My uncle suffered from rectal cancer, mainly because of his usual bad eating habits. There are many factors inducing rectal cancer. If you want to avoid getting sick, it's best to take preventive measures at ordinary times. Let's take a look at what causes rectal cancer.

What causes rectal cancer

First: dietary factors: the so-called Western diet with high fat, high protein and low cellulose is considered to be related to the occurrence of rectal cancer. The incidence rate of colorectal cancer is high in western countries. The incidence of rectal cancer in South Africa is low.

Secondly, adenoma canceration: neoplastic polyp can be cancerous, adenoma can be divided into three types: tubular adenoma, villous adenoma and mixed adenoma. The incidence of tubular adenoma and villous adenoma is high. There are hereditary familial adenomas in adenomas, which are regarded as precancerous lesions. They are usually easy to get sick after 30 years old, and there are also cases of canceration at 20 years old.

Finally: genetic factors: in the families of rectal cancer patients, there are many family history of cancer, and there are also many digestive tract tumors. Due to the gene changes of normal cells, the patients with cancer get a kind of susceptibility by heredity. With some stimulating factors, the tissue cells grow rapidly, and then they will develop into cancer, and the cell genetic gene mutation will become a genetic disease Malignant cells show a family history of cancer.

matters needing attention

Because about 35% of rectal cancer has the possibility of recurrence, so patients with rectal cancer after surgery, should pay attention to regularly go to the hospital for review, focusing on whether other organs have the possibility of canceration, especially the liver.