What are the main symptoms of lung cancer?

The main symptoms of advanced lung cancer include: 1. Cough: Cough is one of the most common symptoms of lung cancer, which may be dry cough or expectoration. 2. Hemoptysis: Hemoptysis is another common symptom of lung cancer, manifested as coughing up bloody sputum or blood. 3. Dyspnea: Advanced lung cancer may lead to decreased lung function and symptoms of dyspnea. 4. Chest pain: Chest pain may be caused by lung cancer spreading to the chest or ribs. 5. Hoarseness: Lung cancer may compress the recurrent laryngeal nerve, resulting in hoarseness. 6. Fatigue and weakness: Patients may feel tired and weak due to increased physical exertion and cancer-related discomfort. 7. Weight loss: Lung cancer may affect the body's metabolism, resulting in weight loss. 8. Bone pain: Lung cancer bone metastases may cause bone pain. 9. Pleural effusion: lung cancer may cause pleural effusion, causing chest fullness and dyspnea. 10. Other symptoms: headache, dizziness, bone pain, subcutaneous nodules, etc. It should be noted that these symptoms may not necessarily occur at the same time, and may also be similar to other diseases. If the above symptoms occur, especially long-term smokers or people with a family history of lung cancer, they should seek medical attention for further examination to confirm the diagnosis. For patients with advanced lung cancer, the main purpose of treatment is to relieve symptoms, improve quality of life and prolong survival. Treatments include chemotherapy, radiotherapy, targeted therapy, immunotherapy, and supportive therapies such as pain management and nutritional support. In addition, the psychological and mental state of the patient is also very important, and the support of family members and doctors can help the patient cope better. For high-risk groups, such as long-term smokers, family history of lung cancer, people with chronic lung disease, etc., regular lung cancer screening, such as low-dose spiral CT examination, in order to early detection and treatment of lung cancer. In short, the symptoms of advanced lung cancer are more complex, and it is necessary to comprehensively consider the specific conditions of patients for diagnosis and treatment. Timely medical treatment, active treatment, and attention to the psychological and spiritual needs of patients are the key to improve the quality of life and prolong the survival period of patients.