What is the earliest symptom of colon cancer?

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My father is a patient with colon cancer. He often suffers from sudden abdominal distension and indigestion. He has been under treatment for half a year. Now he has been discharged from hospital. Fortunately, his disease was discovered in time and did not cause too serious consequences. If colon cancer was discovered late, he would really worry about his life. Therefore, it is very important to discover colon cancer early, I'd like to share with you some early experience of my father's symptoms.

What is the earliest symptom of colon cancer?

First of all, in the early stage of colon cancer, there will be changes in stool. In the right half of colon cancer, the early stool is thin, with pus and blood, and the frequency of defecation increases. When the cancer continues to grow, which affects the passage of stool, there will be alternate diarrhea and constipation; The left colon cancer is more difficult to defecate, and with the development of the disease and increasing.

Secondly, colon cancer can also cause gastrointestinal symptoms, manifested as abdominal distension, discomfort or indigestion like symptoms. Among them, the right half of colon cancer, mostly abdominal pain, discomfort or dull pain. It can be intermittent at the beginning, and then it becomes persistent. It is often located in the right lower abdomen, much like the attack of chronic appendicitis.

Finally, after suffering from colon cancer, the feces will change. When the right colon cancer, the amount of bleeding is small, and due to the peristalsis of the colon, it is fully mixed with the feces, which is not easy to see by naked eye, but the occult blood test is often positive; However, the bleeding and mucus of left colon cancer were not mixed with feces. About 1 / 4 patients could see blood and mucus in feces.

matters needing attention

Colon cancer patients in the diet to eat more attention to eat some anti-cancer effect of food, suitable food is a lot, should eat more anti-tumor effect of food: goat blood, horseshoe crab, sheep brain, sea cucumber, oyster, turtle, sand worm, deer blood, big leaf vegetables, oatmeal, amaranth, rapeseed, Elaeagnus angustifolia, taro, chestnut, wild grape.