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DateLung cancer

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DateLung cancer

Lung cancer is the uncontainable proliferation of abnormal cells that originate in left, right, or both lungs. The growth of the unusual cells usually takes place along the airspaces linings. Instead of those cells developing to be part of the lung cells their quick generation leads to the development of a tumor as illustrated in (Hecht, 1999). The tumor spreads and impedes the lungs capacity to supply the body organs with the adequate amount of oxygen required. Benign tumors don’t spread but continue to grow in the same place they were started. On the other hand, malignant tumors grow and spread affecting other areas. From WHO statistics, lung cancer is the primary cause of cancer-related mortality and morbidity cases. Cigarette smoking is the leading cause of lung cancer.
Causes of lung cancer
Cancer results from cells that grow in an uncontrollable manner. Instead of dying after a certain period, to allow regeneration of new cells of the same type for the same purpose, they continue to grow and spread. Apoptosis is the process by which cells break down and die when this process fails the result results to cancerous cells. Gene mutation of the lung cells interferes with Apoptosis of this cells that lead to lung cancer as shown in according to (Kuschner ,1968). Cigarette smoke has nicotine a carcinogenic element that contributes to the gene mutation. Some of the materials that can trigger cancer include radiations from gamma rays, some material exhausted fr…

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