Questions and Answers About Cancer - Part 2


Every tumor is cancer?

No. Not every tumor is cancer. The word corresponds to an increase in tumor volume observed in any part of the body. When the tumor occurs by growth of cells, it is called cancer - which can be benign or malignant. Unlike cancer that is malignant, benign neoplasms have their growth in an organized way, usually slow, and has sharper boundaries. They either invade surrounding tissues or metastases develop. The lipoma and myoma are examples of benign tumors.

Can cancer be prevented?

Cancers caused by smoking and the use of alcoholic beverages can be prevented if at all. The American Cancer Society estimated in 1998 about 175,000 cancer deaths caused by tobacco use and an additional 19,000 deaths related to alcohol abuse, often in association with tobacco use. Many cancers that are related to the diet can also be prevented. Scientific evidence suggests that approximately one third of cancer deaths are related to malignant neoplasms caused by dietary factors. In addition, many skin cancers can be prevented by protection from the sun. Specific tests, conducted regularly by health professionals can detetectar breast cancer, colon, rectum, cervix, colon, prostate, testis, tongue, mouth and skin at early stages, when treatment is more easily successful. Self-breast exams and skin may also result in earlier detection of tumors in these locations.

What are the advances in cancer prevention?

The effects of primary prevention and reduction of smoking prevalence, as can be seen in the U.S. male population, they are continuous efforts to improve adherence to tobacco control programs. The new strategies to help smokers quit, as the use of adhesives nicotine replacement therapies and psychological support, are already pointing to favorable results in different scientific studies. With regard to the prevention, Pap smear and mammography, respectively, in detecting cancer of the cervix and breast cancer, various scientific studies have shown its usefulness in early diagnosis of these cancers, although the impact of mammography on mortality Breast cancer is still subject to investigation.

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