Objective to investigate the clinical value of using vitamin K to the gastrointestinal tract hypotonic double contrast radiography test.

目的探讨胃肠道低张双重对比造影检查法中应用维生素k的临床价值。

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Results: the positive rate of gas-barium double contrast kinesis radiography with the observation through slow playback to discover nonage upper esophageal carcinoma is the highest.

结果：使用气钡双重对比剂动态造影法摄像后再慢动作回放观察的方法发现早期上段食道癌的阳性率最高。

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Methods:The features of two different gas-barium double contrast esophagus examinations of 40 cases with nonage upper esophageal carcinoma diagnosed by pathology were analyzed.

方法：对病理证实的40例早期上段食道癌，使用两种不同的气钡双重对比剂食道造影方法进行观察。

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