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Colon cancer and rectal cancer depends on the stage and factors chosen before a treatment option. The cancer stage may be determined by tests and tissue biopsies. The process of classifying cancer has progressed. The most commonly used system for colorectal cancers was developed by the American Joint Committee on Cancer (AJCC). The tumor size is determined by TNM (Tumor, Nodes, Metastasis). This method establishes whether the cancer has spread and has became metastasized for the other organs.

The treatment include more than one therapy together or sequence. It is important for patients to ask questions for a second opinion. The three forms of therapy for colon and rectal cancer are: surgery, chemotherapy and radiation therapy. The biologic therapy which use the patients immune system to find cancer is currently being tested in clinical trails. The substance of the body or made in a laboratory are used to boost or to restore the body's natural defenses against cancer. This kind of treatment is called biotherapy or immuno therapy.

Some people use complementary or alternative therapies. These one need a special attention. People should be sure that there has been research done. This kind of therapies may be given before or after surgery. The first treatment is called neoadjuvant therapy and the second therapy applied is named adjuvant therapy. Side effects and complications of each treatment strategy are discussed with the doctor. New information about cancer are discovered all the time. So a complete list of them cannot be provided. The effectiveness of treatment or increase side effects will lessen by some things. For example the medical team of any herbales, supplements, vitamins or other addition to a diet must be precisely specified.

Some of these treatments interfere with other therapies. The effectiveness of a treatment doesn't need to be lessen. In cases of cancer staying well hydrated it is very important because the cells need effective hydratation. The most important hydratation is the water. When taking therapy the tooth decay is a common problem. Before beginning chemotherapy the dentist should apply a coating to the teeth in order to reduce decay. The dry mouth is the primarily cause due to the chemotherapy.

The cancer may give the following symptoms: sore mouth, mouth ulcers, taste change, diarrhea, nausea, vomiting, gritty eyes, blurred eyes, darkened skin, lowered resistance to infection, decreased production of platelets, anemia, fatigue, hair loss, brittle or ridged nails, sensitivity to sunlight, itchy rush, soreness and redness of palms and soles of feet and increased tear production.In case of cancer it is important to prevent pregnancy.

Unfortunately nowadays more and more people are diagnosed with cancer but are also many possibilities for avoiding its spreading.