Thursday, June 20, 2019

Primary lung cancer Essay Example | Topics and Well Written Essays - 500 words

Primary lung cancer - Essay ExampleIt is vastly important to distinguish between SCLC and NSCLC through their histology as the treatment differs (Types of, 2009).Although, SCLC grows and spreads quickly to other areas of the lung, it is also more responsive to treatment. SCLC accounts for 20 % of all lung cancers (Types of, 2009). Exposure to radon, asbestos and uranium increases the risk of SCLC along with cigarette smoke. Small prison cell lung cancer is divided into two stages namely, limited and extensive. Limited stage accounts for the presence of cancer in lymph nodes and in between the tissues present in one lung. time in the latter stage, cancer has spread to other organs of the body.The symptoms increase as the cancer advances from coughing to swelling of hands and face, fatigue and even paralysis. diagnosis is done through CT scan, chest x-ray, sputum cytology, bronchoscopy, etc. Radiation therapy and chemotherapy play a major role in combating SCLC whereas surgery plays little or no role. This is because in intimately 70% of the patients, the tumor has already spread to other organs (Small-Cell, 2009). Moreover, the survival time is about two years in the extensive stage. Though, there are cases where early diagnosis of SCLC has benefitted from surgical removal of the tumor.Non-small cell lung cancer (NSCLC) has many different types based on their histology which makes up about 75% of all lung cancers.

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