Experts explain the infectiousness of lung cancer

Many people have this question: Is lung cancer contagious? In fact, don’t worry, lung cancer is not contagious. To be precise, no cancer is contagious.

Is lung cancer contagious? So far, it can be said with certainty that lung cancer is not contagious. In simple terms, contagion means that a disease is transmitted from one person to another through some means. Contagion must meet three conditions: the source of infection, the route of transmission, and the susceptible population. Clinical data have shown that cancer patients themselves are not the source of infection, so lung cancer is not contagious.

In the past, everyone believed that "lung disease" was contagious, and this "lung disease" was tuberculosis. Is lung cancer contagious? Patients with tuberculosis are called open tuberculosis when their sputum is positive for bacteria, which is contagious. Therefore, patients with cough, sputum, and blood in their sputum should pay attention to disease prevention.

Is lung cancer contagious? Tuberculosis is a disease transmitted through the respiratory tract, but lung cancer is different from tuberculosis. Lung cancer is a malignant tumor caused by the abnormal proliferation of local cells under the action of multiple different carcinogenic factors, which loses the normal cell morphology and dynamics. Scientists often have to go through a lot of hardships to successfully cultivate a living cancer cell, so lung cancer is not contagious.

I believe you already have the answer to the question of whether lung cancer is contagious. For more information about lung cancer, please refer to other content on this site.

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