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碘海醇三期CT增强扫描对56例小肝癌的诊断价值

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摘要 小肝癌(small hepatocellular carcinoma,SHCC)又称为亚临床肝癌或早期肝癌,临床上无明显肝癌症状和体征。小肝癌一般指肝细胞癌中单个癌结节最大直径不超过3cm或两个癌结节直径之和不超过3cm的肝癌称为小肝癌。患者常无临床症状。瘤结节多呈球形,边界清楚,切面均匀一致,无出血及坏死。由于多数小肝癌处于亚临床期,患者无明显的临床症状,所以影像学检查在小肝癌的检出和定性中起着重要作用。随着CT的普及,造影剂的使用也随之增加。通过静脉注射造影剂,使病变组织X线吸收率增高,
出处 《中国医院用药评价与分析》 2010年第10期960-960,共1页 Evaluation and Analysis of Drug-use in Hospitals of China
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