Why does a non-smoker have lung cancer and a smoker does not?

Lung cancer is cancer that forms in the lung tissues, usually in the cells lining the airways. It is the leading cause of cancer death in both men and women.

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There are two main types: small cell lung cancer and small cell lung cancer. These two types grow differently and are treated differently. Lung cancer without small cells is the most common type.

What are the symptoms of lung cancer?

Sometimes lung cancer does not cause signs or symptoms. It can be found during a chest x-ray performed for another condition.

If you have symptoms, these may include:

  • Chest pain or discomfort
  • A cough that does not go away or gets worse over time
  • Breathing problems
  • wheezing
  • Blood

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    in sputum (coughing mucus from the lungs)

  • Hoarseness
  • Loss of appetite
  • Weight loss without a known reason
  • Fatigue
  • Difficulty swallowing
  • Swelling of the face and / or veins in the neck

Not everyone with lung cancer smokes. About 20% of people who die of lung cancer in the United States each year have not smoked or used any other form of tobacco. But lung cancer in people who have never smoked is one of the deadliest cancers in the United States.

Although it is true that staying away from tobacco is what it is

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The most important thing any of us can do to reduce our risk of lung cancer is other risk factors. Some of the risk factors for lung cancer can cause changes or mutations in the lung cells. These changes can lead to abnormal cell growth and sometimes cancer. Some people who get lung cancer have no known risk factors.

“We are unique bodies. Here is the main role of genetic testing. Genetics can’t explain everything because our genes are only part of the answer, but they are

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in a continuous collaboration with the environmental conditions. Many patients hear that there is a test, that it would be beneficial, but they do not fully understand this. The doctor’s recommendation is important. The recommendation is made only if necessary. Not every patient needs such a test. Family doctors but not only them, in general medicine in Romania is overcrowded, the family doctor has enough knowledge to direct the patient to a specialist consultation “, explained Dr. Cristina Popescu for DC News.

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lung cancer

Researchers continue to make progress in understanding what can cause lung cancer in people who have never used tobacco:

  • Radon gas. Radon is a natural radioactive gas that results from the decomposition of uranium in soil and rocks. Outdoors, there is so little radon that it is not likely to be dangerous. But if there is radon inside, it can be more concentrated. Inhaling it may increase a person’s risk of lung cancer. right U.S. Environmental Protection Agency (EPA), radon is the second leading cause of lung cancer in this country and is the leading cause among non-smokers.
  • Passive smoke. Every year, about 7,000 adults die of lung cancer as a result of inhaling secondhand smoke. Laws banning smoking in public places have helped reduce this danger. The American Cancer Society Cancer Action NetworkSM (ACS CAN) – a non-profit, non-partisan advocacy affiliate of the American Cancer Society – is working to expand and strengthen these laws to further protect both smokers and those who smoke. who do not smoke due to the dangers of secondhand smoke.
  • Agents that cause cancer in the workplace. Some people are exposed to carcinogens (cancer-causing agents), such as arsenic, uranium, asbestos, and exhaust gases at work. Occupational exposure to such cancer-causing materials has declined as government and industry have taken steps to help protect workers. However, if you work around these agents, be careful to limit your exposure whenever possible.
  • The air pollution. In cities, air pollution (especially near busy roads) seems to slightly increase the risk of lung cancer.
  • Genetic mutations. Certain changes in lung cells can lead to abnormal cell growth and sometimes cancer.

The information presented on this website is for information purposes only and does not replace the medical diagnosis or the product leaflet.

Any decision about your health should only be made after consultation with your doctor.

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Source: DoctorulZilei by www.doctorulzilei.ro.

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