肝癌(hepatocellular carcinoma,HCC)在我国发病率高,在世界范围内发病率也呈上升趋势[1]。目前HCC的首选治疗方法为外科手术,然而HCC手术率低,很多需要行介入治疗,其中经导管肝动脉栓塞术(transcatheter arterial chemoembolization,TACE)已成为中、晚期肝癌的主要治疗方法。超声检查在TACE各阶段扮演重要角色。近年来随着超声造影(CEUS)的不断发展,其在肝脏中的应用日趋成熟。CEUS不仅可以减少呼吸、 The incidence of hepatocellular carcinoma (HCC) in China is high, and the incidence in the world is also on the rise [1]. At present, the preferred treatment for HCC is surgery. However, the rate of HCC surgery is low and many require interventional treatment. Transcatheter arterial chemoembolization (TACE) has become the main treatment for HCC. Ultrasonography plays an important role in all stages of TACE. In recent years, with the continuous development of ultrasound contrast (CEUS), its application in the liver has matured. CEUS can not only reduce breathing,