How long will it take for rectal cancer to spread if it is not treated

Rectal cancer refers to cancer located between the dentate line and the junction of the sigmoid colon and rectum. It is a common malignant tumor in the gastrointestinal tract, second only to stomach and esophageal cancers. It is the most common part of colorectal cancer. Most of the patients are over 40 years old, and those under 30 years old account for about 15%. There are more men. Rectal cancer is a lifestyle disease. So, how long will it take for rectal cancer to spread if it is not treated?

Regular observation. Relevant experts say that the disease still has a certain high-risk population, especially men over 40 years old, patients with familial multiple intestinal polyps, patients with ulcerative colitis, patients with chronic schistosomiasis and people with a family history of rectal cancer should have regular examinations and be alert to the warning signs and early symptoms of rectal cancer.
Rectal cancer can spread. Medical research has shown that any cancer in the patient's body, if not treated in time, may cause a tendency to spread to multiple organs. Patients are advised to seek medical treatment in a timely manner.
Prevention and treatment of intestinal diseases. Through clinical diagnosis and observation, it is found that some diseases can also induce cancer, such as various polyps, chronic enteritis, chronic dysentery, etc. Intestinal polyps should be treated early. Among them, adenomatous polyps are true tumor polyps and are a precancerous lesion of rectal cancer. Therefore, when adenoma is found in the large intestine, it should be treated, the adenoma should be removed and pathological examination should be performed, hoping to remove it at the benign adenoma stage.