The Most Common Type of Lung Cancer in Non-Smokers

Nov 23, 2023


Welcome to Neumark Surgery, where we provide outstanding medical services focusing on plastic surgery. In this article, we dive deep into the most common type of lung cancer that affects the lives of non-smokers. By exploring its causes, symptoms, and treatment options, we aim to deliver comprehensive information that will help you understand this condition.

Understanding Lung Cancer in Non-Smokers

Contrary to popular belief, lung cancer is not solely associated with smoking. Non-smokers constitute a significant portion of lung cancer cases worldwide. The most common type of lung cancer among non-smokers is called adenocarcinoma.

What is Adenocarcinoma?

Adenocarcinoma is a type of lung cancer that primarily originates in the cells that line the lungs' smaller airways. It typically affects both smokers and non-smokers. However, it is more prevalent among individuals who have never smoked or have minimal exposure to tobacco smoke.

Causes of Adenocarcinoma in Non-Smokers

The exact causes of adenocarcinoma in non-smokers are still under investigation. However, several risk factors have been identified, including:

  • Exposure to secondhand smoke
  • Exposure to radon gas
  • Exposure to asbestos
  • Genetic factors
  • Previous lung diseases

Symptoms of Adenocarcinoma in Non-Smokers

Recognizing the symptoms of lung cancer, especially in non-smokers, can help diagnose the condition at an early stage. Common symptoms of adenocarcinoma in non-smokers include:

  • Persistent cough
  • Shortness of breath
  • Chest pain
  • Coughing up blood
  • Unexplained weight loss
  • Loss of appetite
  • Fatigue
  • Hoarseness

Detection and Diagnosis

Identifying adenocarcinoma in non-smokers is crucial for prompt treatment. Medical professionals utilize various methods for diagnosis:

Imaging Tests

Imaging tests like chest X-rays, CT scans, and PET scans provide detailed images of the lungs, helping detect abnormalities or tumors.


A biopsy involves collecting a small sample of lung tissue for examination under a microscope. It confirms the presence of cancer cells and determines the type of lung cancer.

Treatment Options

Effective treatment plans for adenocarcinoma in non-smokers depend on the stage of the cancer and the individual's overall health. Common treatment options include:


Surgical removal of the tumor or a portion of the lung may be recommended to eliminate cancerous tissue.


Chemotherapy utilizes drugs to kill cancer cells or slow their growth. It can be administered intravenously, orally, or directly into the affected area.

Targeted Therapy

Targeted therapy involves using drugs that specifically target cancer cells, minimizing harm to healthy cells. This treatment option is beneficial for patients with specific genetic mutations related to adenocarcinoma.

Radiation Therapy

Radiation therapy uses high-energy rays to destroy cancer cells. It can be administered externally or internally, depending on the patient's condition.

Prevention and Prognosis

While prevention strategies cannot guarantee complete protection against lung cancer, certain measures can reduce the risk:

  • Avoid exposure to secondhand smoke.
  • Test homes for radon gas and take necessary steps to reduce exposure.
  • Minimize exposure to potentially harmful substances, such as asbestos.
  • Maintain a healthy lifestyle, including regular exercise and a balanced diet.

The prognosis for adenocarcinoma in non-smokers depends on various factors, such as the stage of cancer, treatment options, and individual response. It is crucial to consult with medical professionals for personalized advice and guidance.


Now that we have delved into the most common type of lung cancer in non-smokers, you have gained valuable insights into adenocarcinoma. Remember, early detection and diagnosis are key to combating this condition effectively. At Neumark Surgery, we prioritize your health and well-being. Our team of expert doctors, medical centers, and plastic surgeons is dedicated to providing exceptional care and support throughout your journey. Stay informed, take necessary precautions, and empower yourself to make the best decisions for your health.

most common type of lung cancer in non smokers