张天文,阳丹才让

肝纤维化是各种慢性肝病进展过程中常见的一种病理过程。然而，由于肝纤维化具有可逆性，因此临床上对早期肝纤维化分级程度的评估在治疗决策中起着重要的指导作用。早期诊断肝纤维化对于防止各种肝病向肝硬化、肝癌发展具有十分重要的意义。目前肝纤维化的确诊依赖于病理活检，但其具有创伤性、依存性差、易引起多种并发症，无法作为常规的筛查手段。近年来,超声弹性成像技术在肝纤维化分期评估中得到了广泛应用。本文着重介绍了超声弹性成像及超微血流成像在肝纤维化中的诊断价值。

慢性乙型肝炎；超声弹性成像；超微血流成像；肝纤维化；血管化评分

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