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Write a 2 page essay on QUESTIONS/TOPICS FOR MIDTERM WOST 3545.ce), chest pain or abdominal pain, hemoptysis (coughingnup blood), fingernails clubbing, dysphgia (difficulty in swallowing), chronic cou

Write a 2 page essay on QUESTIONS/TOPICS FOR MIDTERM WOST 3545.

ce), chest pain or abdominal pain, hemoptysis (coughingnup blood), fingernails clubbing, dysphgia (difficulty in swallowing), chronic coughing, cachexia, fatigue, and loss of appetite (Desai 35).

Lung Cancer is a worldwide incidence and mortality. The highest rates of lung cancer are in North America and Europe. Those who have the history of smoking have over fifty percent in chances of contracting the disease. Some other causes of the disease include radon gas, asbestos, other form of viruses, and particulate.

The prognostic factors in a non-small cancer including absence or presence of pulmonary symptoms, size of tumor, histology or cell type, stage degree of spread and multiple lymph node metastases, and vascular inversion. Patients with inoperable disease, there may be difficulty or diverse effect of prognosis due to poor performance status and loss of weight, especially more than ten percent. Small-cell lung cancer prognostic cancers include gender, performance status, involvement of liver and central nervous system, and stage of disease at the time of diagnosis (Falk & Williams 121).

The main causes of lung cancers causes include carcinogens: tobacco smoke, viral infections, and ionic radiation. Exposure to these agents causes cumulative DNA changes in the lining of tissue in the lung bronchi that is the bronchial epithelium. The destruction of more damages eventually develops to cancer (Falk & Williams 27).

Screening is the use of medical test that is conducted to detect asymptomatic people. The possible lung cancer screening tests computer tomography (CT) and chest radiograph. However, as of December 2009, the lung cancer screening programs have not shown any profit.

Cancer treatment depends on the specific cell of cancer, the spread, and performance status of the patient. The common treatments include surgery, palliative care, radiation, and chemotherapy. These treatments are usually not one hundred percent effective. For instance, surgery cannot be

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