Methods: 1. 15 patients with 20 hepatocellular carcinoma lesions that were diagnosed by surgery or biopsy were scanned by the Acuson Sequoia 512 Ultrasound system, the imaging software CPS, MI 0.19, and the contrast agent SonoVue.

• 方法:1、肝细胞肝癌患者15例,共20个病灶,均经手术或穿刺活检病理证实为肝细胞肝癌;