Main » Rectal cancer (colorectal cancer)
How common is bowel cancer?
Bowel cancer is the 3rd most common cancer in the UK. Most large bowel cancers are in the large bowel (the colon), with just over1 in 4 in the back passage (rectum). In most people, the exact cause of bowel cancer is unknown. More than 8 out of 10 bowel cancers are diagnosed in people aged 60 or over.
Family history and inherited conditions... Read more »
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Colorectal cancer (colon cancer) - a medical definition of a malignant tumor of the mucous membrane of the col... Read more »
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The main causes of colon cancer are:
- genetic predisposition;
- excessive consumption of "red meat" (pork, beef, lamb), kebab;
- frequent use of even small doses of alcohol;
- Smoking;
- sedentary lifestyle;
- lack of content in the diet of fresh fruits and vegetables, cereals and grains, as well as fish and poultry.
Each of these factors may lead to the development of polyps and colon cancer.
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At the moment proved is the following sequence of events: adenomatous polyp (adenoma or colon) - adenomatous polyp with dysplasia - cancer in the polyp - a common cancer. These stages of development of carcinoma of the colon and rectum take several years, from which originate at certain intervals monitoring of patients with polyps. The above stages of development at the genetic level are a series of genetic mutations that ultimately lead to the development of a mali... Read more »
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The clinical picture of rectal cancer in the early stages, as well as for other cancers of the hollow organs, has no striking symptoms. Only with the growth of tumors in the intestine or ulceration of the patients' discomfort dull pain when passing stool, the allocation of the stool blood and mucus, and then strain feces (band-like stools). In contrast to the hemorrhoids blood in stool in rectal cancer usually does not appear in the end, and at the beginning of defe... Read more »
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Among the most important and very simple methods of detecting colon cancer study is finger rectum. The biggest and, unfortunately, very common mistake in the presence of the above complaints of the patient - disregard of this method for checkups. These or other disorders of the colon even in the presence of visible hemorrhoids require finger-study, which appears to be sufficient for the diagnosis of cancer in 80-90% of patients.
Investigation of the rectum wi... Read more »
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Radical treatment of colorectal cancer is carried out purely surgically, although research is underway on the use of radiotherapy in the preoperative period.
Mainly operates two types of operations: extirpation of the rectum with the formation of unnatural anus on the abdominal wall and abdominal-anal resection with bringing down the sigmoid colon and below the mixing of the skin physiological anus. The second type of operations are performed only for r... Read more »
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Dispensary observation of surgeons proctologists with inspections at least once a year to be at-risk patients (suffering from polyps and polyposis of the rectum, chronic inflammation in the rectum (proctitis, ulcers), complications of long-existing hemorrhoids - fissures, fistulas, etc.) . Important preventive measure is to normalize the power supply, a decrease in dietary content of meat products, the fight against constipation.
Since the observed decrease i... Read more »
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