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The standard treatments for colon cancer are surgery, radiofrequency ablation, cryosurgery, chemotherapy, radiation therapy and targeted therapy, according to the National Cancer Institute. The therapy used is largely based on the stage of the cancer, which describes how extensively the disease has


Persistent abdominal pain, sometimes associated with gas or cramps, may occur in patients with colon cancer, states Mayo Clinic. In the early stages of the disease, there are often no symptoms. When symptoms occur, they vary depending on the size of the cancer and its location within the large intes


Healthy lifestyle habits and regular colorectal cancer screenings can help prevent the development of colon cancer, according to the American Institute for Cancer Research. Maintaining a healthy weight, alcohol use moderation and not smoking tobacco are also preventative measures against colon cance


Unexpected weight loss, bloody stool, change in bowel habits and abdominal discomfort lasting for a long period are symptoms that may indicate colon cancer, notes Mayo Clinic. Rectal bleeding, weakness and fatigue may signify that a person has colon cancer as well.


There are five major stages of colon cancer: 0, I, II, III and IV. Stages II through IV are also divided into substages that indicate how the cancer has spread within each stage, according to the National Cancer Institute.


Stage IV colon cancer is when the cancer has spread through the lymph nodes and the blood to other parts of the body, such as the lung, liver, ovaries or abdominal wall, according to the National Cancer Institute. Stage IV colon cancer is composed of stage IVA and stage IVB.


Many people do not experience any symptoms when colon cancer is in early stages, according to Mayo Clinic. The presence and severity of symptoms depends on where the cancer is located in the colon. A change in bowel habits or blood in the stool are often warning signs.


According to current research, if colon cancer is going to metastasize, or spread, it usually does so within two years of developing, notes the Howard Hughes Medical Institute. The tumors that spread appear to have the ability to do so hardwired into their DNA.


Back pain can be a symptom of colon and rectal cancer and most commonly occurs after the malignancy has spread, according to the American Cancer Society. As a colon tumor grows, it may become so large that it pushes against nerves and organs, which in turn causes pain.


Blood in the stool and a change in bowel habits that refuses to go away are signs of colon cancer that no one should ignore. Often, people with colon cancer do not experience any symptoms in the early stages, so it is crucial to heed these warnings, notes Mayo Clinic.