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lung cancer

lung cancer is a type of cancer that begins in the lungs, the two spongy organs in your chest responsible for breathing. it is one of the most common and serious types of cancer. there are two main types of lung cancer: non-small cell lung cancer (nsclc), which is more common and grows more slowly, and small cell lung cancer (sclc), which spreads more quickly.

the most significant risk factor for lung cancer is smoking, though non-smokers can also develop lung cancer, often due to exposure to secondhand smoke, radon gas, asbestos, or other pollutants.

symptoms of lung cancer may not appear until the disease is advanced. they can include a persistent cough, coughing up blood, shortness of breath, chest pain, hoarseness, weight loss, and frequent lung infections.

diagnosis of lung cancer typically involves imaging tests like chest x-rays and ct scans, followed by a biopsy to confirm the diagnosis. other tests might be used to determine the stage of cancer and whether it has spread.

treatment options for lung cancer depend on the type, stage, and overall health of the patient. they may include surgery, chemotherapy, radiation therapy, targeted therapy, and immunotherapy. in some cases, palliative care is also an important part of treatment to help manage symptoms.

prevention of lung cancer focuses on reducing risk factors, especially quitting smoking and avoiding exposure to known carcinogens. regular screenings for people at high risk, such as long-term smokers, can also help detect lung cancer at an earlier, more treatable stage.

research in lung cancer is ongoing, focusing on better understanding the disease, developing new treatments, and improving early detection methods.

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