徐翎评,孙艳秋

肝脏作为人体代谢核心器官，其功能评估对疾病诊疗至关重要。传统影像学对微循环及血流动力学的表征存在局限性，而CT灌注成像（CTP）通过动态捕捉对比剂分布，可定量分析肝动脉灌注量（HAP）、门静脉灌注量（PVP）等关键参数，为肝脏疾病的早期诊断、疗效监测及预后预测提供了功能影像学新范式。本文系统综述CTP在肝癌、结直肠癌肝转移（CRLM）、肝硬化等疾病中的研究进展，探讨多模态融合与人工智能驱动下的技术革新方向，以期为肝脏疾病的精准诊疗提供理论依据。

CT灌注成像；肝脏疾病；多模态成像；医学影像学

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