The obesity , the habit of smoking , abuse in the consumption of alcohol , physical inactivity and a diet with excess red meat of beef, lamb, liver or processed with sausages and other cold meats, cause that people have a greater risk of suffering colon cancer .
Through a press release, the National Institute of Cancerology , needs to take a diet based on vegetables, fruits and vegetables, accompanied by exercise , reduces the possibility of developing this disease, which can be detected if there are changes in the evacuation for several days with characteristics such as diarrhea , constipation or thinning of the stool.
The colon cancer It is one of the most frequent in both men and women. In 2008, together with the rectal cancer Y year , registered a mortality rate of 30.8 per 100 thousand inhabitants over 60 years, according to data from the National Institute of Statistic and Geography (INEGI)
According to National Institute of Cancerology , the person also has a persistent feeling of defecation that does not go away even after having evacuated, rectal bleeding or in stools, cramps or abdominal pain constant, weakness and fatigue .
The colon cancer is a consequence of the complication of an injury, a process known as carcinogenesis . First benign tumors called polyps or adenomas are formed, but after more or less 10 years, they become malignant, which also have the ability to invade other organs and tissues.
However, if the tumor is detected when it is only a benign polyp and is removed, it is prevented from advancing to Cancer . Another risk factor for the development of this Cancer in genetics, especially if they suffered from parents, siblings or children, especially if it happened in youth or suffered more from a family member.
In most cases, this type of Cancer it takes years to form and occurs when the cells located in the polyps become abnormal, divide uncontrollably and disorderly, to invade and destroy the tissue that is around them and can even expand and form new tumors in other parts of the body . As seen in the following image, where little by little other areas of the body invade:
However, not all patients have these symptoms, there are even those who do not have signs of the disease. In these cases, diagnostic studies are carried out that include an initial evaluation with a complete physical examination, laboratory tests, colonoscopy , computed tomography , magnetic resonance imaging, chest x-ray, positron emission tomography (PET) and tumor markers.
The National Institute of Cancerology clarifies that the three main types of treatment of colon cancer are: surgery, radiotherapy and chemotherapy, depending on the stage of the disease, you can combine two or even three of these treatments or it is possible that they are provided consecutively.