All about lung cancer, its symptoms, causes and treatment.

Lung cancer is a deadly disease with is chiefly caused by smoking cigarettes. The disease has a very low rate of survival and remains undetected in its early stages. There are various treatment options for Lung Cancer like radiation therapy, targeted therapy, chemotherapy and surgery. It is the most common cause of cancer mortality in India. It happens from abnormal growth of cells in the lining of the lungs, leading to the growth of a detrimental tumour, which can be fatal.

Studies state the overall survival rate of a lung cancer patient is about 17% at five years after diagnosis. The cause of this extremely low survival rate is that lung cancer tends to spread quickly to other parts of the body quite early after it first happens, which is before the diagnosis. There are various causes and risk factors for Lung Cancer, experts opine that this disease is caused mainly by smoking, and around 80% of all lung cancers are caused by tobacco use, which has more than 4000 cancer causing chemical compounds, pipe and cigar smokers also remain at risk.

Passive smokers are also at risk of developing lung cancer, people who stay or live with active smokers. Though cancer of the lung is primarily associated with smoking tobacco, not all smokers develop lung cancer, and it can take place in people those who have never smoked or been around people those who do; people having a family history of the disease are at serious risk.

Other causes of lung cancer include air pollution from vehicles and industry, people who are exposed to asbestos fibres and other cancer-causing substances such as arsenic and chromium at work. The symptoms of Lung Cancer are not obvious in the initial stages, some people who have the cancer show no symptoms unless diagnosed in a routine X-Ray of the chest or a CT scan, a few of the symptoms associated with Lung Cancer include; cough and hoarseness that doesn’t go away, pain in the chest area, sudden weight loss, fatigue and weakness. Diagnosis can be done through different ways, for instance – imaging, blood tests and biopsy, which can reveal the stage of the cancer.

Treatment for cancer involves a combination of surgery to remove cancer cells, and chemotherapy and radiation therapy to kill cancer cells. Lung cancer is incurable unless there is a complete surgical removal of the tumour cells from the body.

  • Surgery
  • Radiation therapy
  • Chemotherapy
  • Targeted therapy
  • Immunotherapy

Awareness is key and prevention is always better than cure, stop smoking and reduce your exposure with smokers. Quitting smoking can significantly decrease the chances of developing cancer in the lungs, take precautions at workplace if you’re exposed to toxic chemicals. You can learn more about different cancers by scheduling a consultation with our experts at Curis Diagnostics!


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