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在肺癌中,来分化小细胞支气管肺癌(Smalltell broncho genic carcinoma,下称SCBC)约占30～25％。其具有下述特点:1.以男性为主;2.发病年龄较轻;3.临床前期短;4.病变多位于中央;6.频发转移;6.常伴有异位激素综合征;7.多数不宜手术;8.对化疗和放疗高度敏感;9.总的五年生存率较低。故目前公认,它是有别于其他类型肺癌的独特的临床病理单元。现综合有关文献,对SCBC的研究进展简要地作一介绍。
In lung cancer, small cell bronchogenic carcinoma (hereinafter referred to as SCBC) accounts for about 30-25%. It has the following characteristics: 1. The main male; 2. The age of onset is lighter; 3. The preclinical period is short; 4. The lesions are located in the center; 6. The frequent transfer; 6. Often accompanied by heterotopic hormone syndrome; 7. Most are not suitable for surgery; 8. Highly sensitive to chemotherapy and radiotherapy; 9. The overall five-year survival rate is low. It is currently accepted that it is a unique clinicopathological unit distinct from other types of lung cancer. The relevant literature is briefly summarized and the research progress of SCBC is briefly introduced.