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.