It is a key point to pass over the icu period safely if the rules and particularity of respiratory physiopathologic changes were understood.

了解肝移植术后呼吸系统病理生理学改变的规律和特殊性，对于患者安全渡过icu阶段至关重要。

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Conclusion Dynamic contrast-enhanced perfusion MR imaging can reveal the lesion vascular distribution and quantity angiogenesis of tumor and provide valuable physiopathologic information.

结论动态对比增强磁共振灌注成像可以揭示肿瘤内血管分布状况，量化病变部位的血管生成，为临床提供病理生理学信息。

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