• 10
  Sep

Lung cancer is one of the leading causes of cancer-related deaths worldwide. Understanding the causes can help raise awareness and encourage early detection, ultimately saving lives. In this blog, we'll delve into the primary causes of lung cancer and discuss why seeking expert treatment from the Best Medical Oncologist doctor in Erandwane is crucial for patients facing this diagnosis.

1. Smoking

Smoking is by far the leading cause of lung cancer. Cigarettes contain harmful chemicals like tar, nicotine, and carcinogens, which damage lung tissues over time. According to research, nearly 85% of lung cancer cases are linked to smoking. While the risk decreases when one quits smoking, former smokers remain at a higher risk than non-smokers. Even exposure to secondhand smoke can significantly increase the risk of lung cancer, making it vital to avoid smoking environments.

If you or a loved one is experiencing symptoms such as persistent coughing or chest pain, it’s important to consult with the Best Medical Oncologist doctor in Erandwane to evaluate your lung health and begin preventive measures.

2. Radon Exposure

Radon is a naturally occurring radioactive gas found in the earth’s soil and rocks. It is odourless and colourless, making it difficult to detect. When inhaled in large amounts, radon can damage lung cells, leading to cancer over time. Radon exposure is the second leading cause of lung cancer, especially for non-smokers. Testing homes and workplaces for radon levels can be an important step in reducing exposure risks.

3. Asbestos Exposure

Asbestos is a group of minerals used in industries such as construction and shipbuilding due to its heat-resistant properties. When asbestos fibres are inhaled, they can get trapped in the lungs, causing inflammation and scarring. Over time, this can lead to lung cancer or mesothelioma. While asbestos use has declined, people who worked in certain industries may still be at risk, especially if they were exposed before safety regulations were enforced.

4. Air Pollution

Air pollution, particularly in urban environments, has been linked to an increased risk of lung cancer. Pollutants such as vehicle emissions, industrial waste, and chemicals in the air can contain carcinogens that damage lung tissue over time. Prolonged exposure to polluted air, especially in densely populated areas, can heighten the risk of lung cancer, even for non-smokers.

5. Genetic Factors

While environmental factors play a major role, genetics can also contribute to lung cancer risk. Some individuals inherit mutations that increase their susceptibility to cancer, especially if they are exposed to environmental risk factors like smoking or pollution. Having a family history of lung cancer can elevate the risk, making genetic counselling and early screening essential for prevention.

For those with a family history of cancer, the Best Medical Oncologist doctor in Erandwane offers genetic testing and personalized care plans tailored to mitigate risks.

Conclusion

Lung cancer can arise from a variety of causes, ranging from smoking and radon exposure to air pollution and genetics. Understanding these causes empowers individuals to take preventive measures, whether by quitting smoking, reducing exposure to harmful substances, or undergoing regular screenings. If you're concerned about your lung health, consulting the Best Medical Oncologist doctor in Erandwane can provide you with expert guidance, personalized treatment plans, and early detection methods that can make all the difference in your prognosis.
 

FAQs about Lung Cancer

1. What are the early symptoms of lung cancer?
   Early symptoms of lung cancer often include a persistent cough, shortness of breath, chest pain, unexplained weight loss, and coughing up blood. However, in many cases, lung cancer may not cause noticeable symptoms until it has progressed.
2. Can non-smokers get lung cancer?
   Yes, non-smokers can develop lung cancer. Risk factors such as radon exposure, air pollution, asbestos exposure, and genetic predisposition can increase the likelihood of lung cancer even in individuals who have never smoked.
3. How is lung cancer diagnosed?
   Lung cancer is diagnosed through a combination of imaging tests (like chest X-rays and CT scans), biopsy, and lab tests. A detailed examination by a specialist is essential for an accurate diagnosis and staging of the cancer.
4. What are the treatment options for lung cancer?
   Treatment options vary depending on the stage and type of lung cancer. They can include surgery, radiation therapy, chemotherapy, targeted therapy, and immunotherapy. A medical oncologist will determine the most appropriate treatment plan.
   
   5. Is lung cancer preventable?
   While not all lung cancers can be prevented, reducing exposure to risk factors like smoking, secondhand smoke, radon, asbestos, and air pollution can significantly lower the risk. Regular screenings are also important, especially for individuals at higher risk.