Is lung cancer contagious? Cancer treatment experts tell you it is not

Is lung cancer contagious? Lung cancer is a common disease with a high incidence rate. Many people are scared to death when they hear the word lung cancer. Because many people believe that lung cancer is contagious, is it really contagious?

Is lung cancer contagious? In layman's terms, contagion is the process by which a disease is transferred from one person to another through some means, and this process must meet the following three conditions. The source of infection is the contagiousness of the disease; the route of transmission is airborne transmission, blood transmission, etc.; the susceptible population is the population that is susceptible to the disease. Based on the above three necessary conditions, let us check lung cancer and we will know whether lung cancer is contagious.

Is lung cancer contagious? Coughing is the most common symptom of lung cancer, and hemoptysis is the most diagnostically significant, usually with blood in the sputum. If respiratory symptoms do not heal after treatment for more than two weeks, especially blood in the sputum, dry cough or elderly patients with chronic bronchitis. If the sound or nature of the cough has changed recently, you should be highly alert to the possibility of lung cancer. If the chest X-ray is abnormal during physical examination, such as fibroproliferative lesions after recovery from tuberculosis, follow-up should be performed every year. If the lesion increases, the possibility of lung scar cancer should be further ruled out. If pneumonia occurs repeatedly in the same area, you should also be alert to lung cancer.

Is lung cancer contagious? Tumor treatment experts point out that lung cancer is not contagious. However, lung cancer can spread. Lung cancer can spread not only locally, but also to nearby tissues. For example, the outer space of the lung (costal septum), the pericardium, and may spread to more distant parts, such as lymph glands, liver, bones, brain, and the other half of the lung. Lung cancer may also spread to the adrenal glands, which are located above the kidneys and can produce hormones. Lung cancer may also spread to the spinal cord and vertebrae nearby.

Therefore, cancer treatment experts remind that if you feel that you have early symptoms of lung cancer, you should go to a regular hospital for examination and medical treatment as soon as possible to achieve early detection and early treatment to avoid delaying the disease.