by andywalsh | March 11, 2019 10:19 pm
It is defined as a disorder in which there is an uncontrolled growth of the cells in the tissues of lungs. It may lead to the metastasis in which there is an invasion of the adjacent tissue. One can also observe the infiltration beyond the lungs. Most of the primary lung cancers are the carcinoma of lungs. They are derived from the epithelial cells. It is the most common cause of cancer related death in men and women. It is responsible for the 1.3 million deaths worldwide in a year.
It includes the most common symptoms such as the shortness of breath, coughing and loss in the weight. Lung cancer is differentiated on two basis :
1) Small cell lung carcinoma;
2) Non small cell lung carcinoma;
Non small cell lung carcinoma which is referred as the NSCLC and is treated with the help of surgery. The small cell lung carcinoma is referred as the SCLC which responds better to chemo therapy and radiation.
Exposure to smoke of tobacco for long periods is the most common cause of this disorder. The occurrence of lung cancer among non smokers is 15 percent and is mainly liked with the genetic factors. Other factors can be air pollution, exposure to radon gas, prolong exposure to asbestos. One can see the lung cancer on chest radiograph and computed tomography.
Biopsy confirms the diagnosis and is done with the help of bronchoscopy or CT guided biopsy. The prognosis and treatment of this cancer depends on cancer stage, histological type of cancer and the patient’s performance. The possible treatment includes the chemo therapy, surgery and radio therapy. The 5 year survival rate is only 14 percent and it depends on the stage and treatment.
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Source URL: https://alldiseases.org/what-is-adeno-carcinoma-of-lung/
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