What are the early symptoms of lung cancer? 3 early symptoms of lung cancer

Lung cancer is a serious respiratory disease and a typical malignant tumor. In today's society, the incidence of lung cancer continues to rise and has attracted more and more attention. What are the early symptoms of lung cancer? Here we will introduce to you what its early symptoms are.

1. Blood in sputum. The most typical early symptom of lung cancer is blood in sputum. The formation of blood in sputum is mainly caused by tumor inflammation leading to necrosis and capillary damage, which will cause a small amount of bleeding, often mixed with sputum, and appear intermittently or intermittently. Many lung cancer patients seek medical treatment because of blood in sputum. One-third to one-half of cancer patients have this symptom, mostly occasional blood in sputum, and about one-third of cancer patients have this as the first symptom.

2. Cough: The second symptom is cough. We know that lung cancer is a lung disease, mainly because lung cancer grows on bronchial lung tissue, which usually causes respiratory irritation symptoms and irritating cough. About one-half to two-thirds of cancer patients have cough as the initial symptom.

3. Chest pain: The last symptom of lung cancer is chest pain. We know that chest pain in the early stage of lung cancer is mild, mainly manifested as dull pain, dull pain, uncertain location, and uncertain relationship with breathing. If the pain continues to occur, it means that the cancer may involve the pleura. Chest pain, one-third to three-fifths of tumor patients have chest pain. Chest tightness and shortness of breath, one-tenth to one-half have this symptom. Symptoms caused by tumor recurrence and metastasis account for about 10%. Extrapulmonary symptoms, pathological changes in bones and joints, and ectopic endocrine syndrome.

I believe that through the above introduction, everyone has an understanding of the early symptoms of lung cancer, which are mainly blood in sputum, cough, and chest pain. Lung cancer is very harmful to the human body, so everyone should pay more attention to it in daily life. Once the above symptoms appear, go to a regular hospital for corresponding examinations immediately.