结论：小儿dr胸片质量优于小儿常规胸片。

Conclusion: Imaging quality of Dr Chest radiograms for children is better than that of conventional radiograms.

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目的探讨及比较膈疝的常规胸片、吞钡检查和CR影像的诊断价值。

Objective To discuss the value of routine chest x-ray film, barium meal, and CR in the diagnosis of diaphragmatic hernia.

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胸片、血常规、体温、痰培养等指标单项敏感性较低，惟粘痰增多一项敏感性较高。

Single indices, such as chest X ray, blood routine, temperature, and sputum culture are all of low sensitivity, except for increased phlegm only, which is highly sensitive.

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