Some symptoms must alert, but it is possible that colorectal cancer remains silent for many years. With routine screening, cancers are diagnosed at earlier stages and the cure rate is higher.
Here are some symptoms that should alert you:
- If you notice the presence of blood in the stool. This is called a rectorragie. Hemorrhoids may be the cause, but it is better to check. The presence of blood can be important and end up in the toilet bowl.
- If you have recent abdominal pain or recent transit: unusual diarrhea or constipation, or alternating diarrhea and constipation.
- If you are thin, unexplained.
If any of these signs appear or more of them, you should go see your doctor. He may refer you to a gastroenterologist who will decide whether a colonoscopy should be performed.
Colon cancer can start from the start with a complication: the occlusive syndrome. The latter is manifested by total constipation, stopping of material and gas and vomiting, abdominal pain, bloating, perforation of the intestine or infection of the tumor with the formation of an abscess.
Colon cancer can also be discovered in advanced stages of the disease in the presence of symptoms unrelated to the large intestine, revealing a metastasis, that is to say the invasion of another organ by cancer cells. colic. Metastases of colon cancer can affect the liver, lung, brain and be revealed by the corresponding symptoms: jaundice, cough, paralysis ...
Colon cancer can also be accidentally discovered during a routine colonoscopic examination for polyps in a person with a family history of colon cancer or in a healthy person who has been tested for cancer. 'is revealed positive.
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Read also :
What is colonoscopy?
Blood in the stool: what to do?
Hemorrhoids: this benign disease