原发性肝癌 (简称肝癌 )是肝脏最常见的恶性肿瘤 ,死亡率高 ,其早期诊断和早期治疗是提高生存率、降低复发率的关键。ＡＦＰ虽是临床检测肝癌的有效手段 ,但可出现假阳性和假阴性。影像学检查对肝癌的诊断起着重要作用 ,ＣＴ和Ｂ超已成为诊断肝癌的常用检查方法。ＭＲＩ以其优 Primary liver cancer (referred to as liver cancer) is the most common liver cancer, high mortality, early diagnosis and early treatment is to improve the survival rate and reduce the recurrence rate of the key. Although AFP is an effective clinical detection of liver cancer, but false positives and false negatives can occur. Imaging examination plays an important role in the diagnosis of liver cancer, CT and B-ultrasound has become a common diagnostic method of liver cancer. MRI with its excellent