The basic of Colorectal cancer

Colorectal cancer is the 2nd most common cancer in both sexes - one of 20 people
develops the disease during their life. As always, is also one of the most preventable cancers. Regular screening is important, especially for those at risk.

Each organ and tissue in the living body is composed of small blocks called cells. Normal cells in the body grow at a constant speed and controlled. New cells are normally formed to replace worn out cells or to repair damaged cells. Sometimes some of these cells multiply out of control and have the propensity and ability to spread in an unusual manner to other organs and tissues, these cells then use the body reserves so as to destroy the function of the body.

These abnormal cells are called cancer, and growth is a group of abnormal and uncontrolled cell. Cancer so results in a situation of severe malnutrition and the general malfunctioning organs affected. Moreover, tumor cells have the ability to spread beyond the original site of cancer growth or tumor malignant tumors not only grow a good original location of the cancer growth. Malignant tumors (also called primary tumor), but the cells can travel to other organs and form secondary tumors.

Such growth is called secondary metastases and the ability to form such a metastasis is a sign of a malignant tumor. Colorectal cancer comes from the innermost of the feed in the wall of the colon and rectum. Epithelia llining This is also called the mucosal layer of the colon.

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The risk of colorectal cancer increases with age. More than 85% of colorectal cancers occur in individuals older than 50. Those who have a personal history of breast, uterus (womb) or ovarian cancer and a family history of colorectal cancer or polyps are at greater risk, with risk of developing colorectal cancer before age.

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