By Antin. There are four conventional primary methods to treat a cancer: surgery, radiation, chemotherapy, and immunotherapy. There are four goals of treatment: cure, prevention, prolongation of survival, and palliation. Palliation means that treatment is given to remedy a symptom of the cancer without being able to treat the cancer itself.

SURGERY

Surgery can cure cancers if they are localized. In this case, cancers still in early stage and that they are only in one place. Other condition for cancers to be cured surgically is the place where cancer is must be removable with a good margin of normal tissue. Type of cancer is also important for this treatment. The cancer must be a type that has little potential to spread to other parts of the body. The regional lymph nodes are also usually removed during the surgery treatment to eliminate metastasis by the way of lymph vessels. A cancer of the cervix that is confined to the cervix is an example of a cancer that can be treated surgically. The surgery is a radical hysterectomy and removal of the pelvic lymph nodes. The word radical surgery treatment means that additional surrounding tissue is removed with the cervix. The breast can also be removed by radical surgery which means removal of the breast and the adjacent underlying tissue. Radical surgery is necessary if a cancer is to be cured surgically.

Surgery may be the initial step in diagnosis and treatment but not be curative itself. In most cases surgery is followed by other treatments such as radiation treatment or chemo treatment to cure cancers. In this case radiation or chemotherapy would be the primary treatment. For example ovarian cancer is usually diagnosed surgically but the surgery is seldom sufficient as complete treatment. Additional treatment with chemotherapy is then given to cure the cancer.


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