How to understand, the causes of colorectal cancer
Colorectal cancer is also known that cancer cells that are in the long tube as the colon and rectum, known so far. Some tumors are known in this area polyps are not cancerous, but that malignant tumors are cancer. The polyps may, without the worry, the spread of the disease are removed because they are not malignant. Cancer of the colon or rectum, on the other hand, can spread to other areas of the body and tissues. This occurs when cancer cells from the tumor and travel to other areas of the body break, called metastasis, and may in the liver, lungs or spread. Occurs after metastasis, the prognosis for a full recovery dim. The causes of colorectal cancer
As with most cancers, the exact causes are not known but risk factors are present, can help lead scientists to the answer. The risk factors for the development of colorectal cancer include the following.
Diet
People who eat a diet high in fat, a higher risk of developing colon cancer. Those who eat a balanced diet and include such things as whole grains, fruits and vegetables reduces their chances of developing colon cancer.
Intestinal Polyps
Doctors believe that in untreated colorectal polyps develop. In most cases, these polyps, benign, but for years without being removed, the cells may be due to chromosome damage, which can become cancerous.
Ulcerative colitis
Ulcerative colitis is a cause of colon cancer. This disorder causes inflammation of the lining of the colon. In the majority of patients with ulcerative colitis, their chances of colon cancer begins to increase after 8 to 10 years of living with the disease. The research shows cancer and people with ulcerative colitis after 10 years of age 2 5% had colon cancer, after 30 years, the percentage rose to 7 6%, and after 50 years it had risen to 10. 8%.
Inheritance
History of relatives with colon cancer increases the risk for this type of cancer. However, rather than 80 percent of all patients who have no family history of disease. Symptoms of colorectal cancer
Many people do not know they have colon cancer due to the fact that the symptoms may not be for many years following the development of cancer cells. The symptoms vary according to location of the cancer or tumor. The right colon is very large and in most cases the symptoms are not apparent, except for the possibility by iron deficiency anemia due to cancer. The left colon on the other side is smaller and can cause partial or complete obstruction of the bowel brings on constipation, diarrhea, cramps, bloating and abdominal pain.
The main symptoms are present, with colon cancer are weakness, fatigue, change in bowel movements, shortness of breath, diarrhea, constipation, weight loss, cramps, bloating, abdominal pain, irritable bowel syndrome, ulcer disease, Crohn’s disease, ulcerative colitis and diverticulosis.
