病历摘要：女性，33岁。无特殊不适，常规体检，体查肝稍大。行CT检查。<img src="/Image1/26/2681b4d51d3e249a790b7db63faa8e9a.jpg" /><img src="/Image1/83/8301cfd129484ecfaf7a100d7a0c8339.jpg" /><img src="/Image1/d4/d481ccc568bb4749431e4fc72c99a4ac.jpg" /><img src="/Image1/3d/3d17220e2462ca2e4a386ad7f934b7f5.jpg" /> 3.鉴别诊断有哪些？