目的：综合评价CT和钡餐造影在食管癌诊断和治疗中的应用价值。
Objective: To evaluate comprehensively the clinical value of ct and esophageal barium meal in esophageal carcinoma.
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。
Objective to investigate the serum levels of cytokeratin 19 fragment (CYFRA21-1) in Chinese people of different nationalities with esophageal cancer.
结果表明：P 53基因蛋白产物的高表达在食管癌的发生中是一个早期生物学标志。
It is suggested that the overexpression of P53 protein may be an early event in carcinogenesis of the esophagus.
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