1·Cigarette smoking is a major cause of esophageal cancer in the United States.
在美国，吸烟是食管癌的主要元凶。
2·Objective: To study the clinical effect of concurrent chemoradiotherapy in patients with inoperable esophageal cancer.
目的：不能手术的食管癌同步放化疗的疗效观察。
3·Methods Patients with esophageal cancer after surgery, closely observed in the treatment of illness and make proper care.
方法对食管癌手术后患者，在治疗期间密切观察病情并做好相应护理。
4·Objective to investigate the serum levels of cytokeratin 19 fragment (CYFRA21-1) in Chinese people of different nationalities with esophageal cancer.
目的：探讨血清细胞角蛋白19片段(CYFRA21 - 1)在不同民族食管癌患者中的差异。
5·Conclusion: Giving up smoking will be useful for the prevention of esophageal cancer in rural community.
结论：控制吸烟对于农村社区食管癌的防治有重要意义。