What is lung cancer?

Lung cancer (lung. Cancer is one of the common malignant tumors, and the incidence and mortality of lung cancer have increased significantly in recent decades. Early diagnosis of lung cancer is an effective way to improve the therapeutic effect. Advances in imaging and sputum exfoliative cytology provide favorable conditions for early diagnosis of lung cancer. The curative effect of lung cancer has not improved significantly in recent ten years, and the total cure rate is about 10%. The main reason is that the biological characteristics of lung cancer are very complicated and the degree of malignancy is high, and 80% of lung cancer patients are in the advanced stage when they are diagnosed. The treatment of lung cancer should be a comprehensive treatment of surgery, radiotherapy, chemotherapy, immunity and traditional Chinese medicine. Lung cancer has become the main cause of human death due to cancer. Some experts say that lung cancer and AIDS are the two most serious diseases related to bad living habits in this century. In 28 developed countries, lung cancer has become the most common cause of death among malignant tumors. Statistics show that the incidence of lung cancer in China will show a significant upward trend for a long time. There are two basic types of lung cancer: 1) small cell lung cancer (SCLC) or oat cells, and one third of lung cancer patients belong to this type; 2) Non-small cell lung cancer (NSCLC), one third of lung cancer patients belong to this type. This difference is very important because the treatment of these two types of lung cancer is completely different. Patients with small cell lung cancer are mainly treated with chemotherapy. Surgical treatment does not play a major role in this type of lung cancer patients. On the other hand, surgical treatment is mainly suitable for patients with non-small cell lung cancer. Another type of cancer is argyrophilic cytoma.