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What Is A Lung Cancer
Cancer is a group of diseases that is characterized by uncontrolled cell growth leading to invasion of surrounding tissues that spread to other parts of the body. Cancer can begin anywhere in the body and is usually related to one or more genetic mutations that allow normal cells to become malignant by interfering with internal cellular control mechanisms, such as programmed cell death or by preventing ...Read more
Several: Possible treatments for lung cancer include surgery, radiation therapy, radiofrequency ablation, conventional chemotherapy, targeted molecular biological therapies, and others. The main determinants of the "best" therapy for a given patient are the stage (extent) of the cancer and the patients underlying health and lung function status. Smoking cessation is very important. Hope that this helps. ...Read more
Depends: Early stage lung cancer can be asymptomatic or no symptoms. Often it is found incidentally by chest xray or chest ct scan. Ct scan screening for high risk patients has shown to be effective. Larger cancers can cause symptoms such as bleeding (hemoptysis), wheezing, weight loss and other symptoms. ...Read moreSee 2 more doctor answers
NSCLC(EGFR mutation): Lung cancer is broadly divided into two types; (1) non-small cell lung cancer (nsclc) & (2) small cell lung cancer. When biopsy shows nsclc, pathologists do further testing to determine specific mutations in cancer cells. If the testing shows that cancer cells express epidermal growth factor receptor (egfr), tarceva (erlotinib) maybe indicated for targeted therapy. ...Read moreSee 2 more doctor answers
Deoxygenated blood enters the lungs from the right side of the heart and travels to the lungs. When you inspire, oxygen flows into the lungs, transverses the capilliares and attaches to hemoglobin down a gradient. At the same time, co2 diffuses into the capilaries and is expelled with exhalation. Oxygen rich blood then flows to the left side of the heart and into the ...Read more
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