What are the early symptoms of lung cancer

In recent years, lung cancer has become one of the major diseases that endangers society and human health, and it has brought great pain and distress to humans. In order to reduce the incidence of lung cancer, we humans should master the early symptoms of lung cancer:

1. Smoking

Long-term smoking can cause proliferation of bronchial mucosal epithelial cells, induce squamous cell carcinoma or undifferentiated small cell carcinoma. Although non-smokers can also develop lung cancer, adenocarcinoma is more common. Cigarettes release carcinogens when they burn.

1. Cough. Lung cancer grows on bronchial lung tissue, which usually causes respiratory irritation and irritating cough.

2. When a low-fever tumor blocks the bronchus, there is often an obstructive lung lobe with varying degrees of severity. In mild cases, there is only a low fever, while in severe cases, there is a high fever. The condition may temporarily improve after taking medication, but it will soon relapse.

3. Chest pain. In the early stages of lung cancer, chest pain is mild and is mainly manifested as dull pain, dull pain, and the location is uncertain, and the relationship with breathing is also uncertain. If the pain persists, it means that the cancer may have affected the pleura.

4. Blood in sputum. When tumor inflammation causes necrosis and capillary damage, there will be a small amount of bleeding, which is often mixed with sputum and appears intermittently or intermittently. Many lung cancer patients seek medical treatment because of blood in sputum.

The above are the early symptoms of lung cancer. I hope everyone will pay attention to them. Expert Tips: If you have symptoms of disease, do not delay diagnosis and go to a regular hospital for treatment in time to avoid delaying the disease and causing serious consequences. If you have other questions, please consult our online experts or call for consultation.

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