患者男 ,6 7岁 ,因胆囊癌行ＣＴ轴位增强扫描发现右肾动脉自腹主动脉发出后约 1ｃｍ即分为前、后两条主干分别向外行走 ,然后在肾门处汇合再分支进入肾实质 (图 1)。经薄层重建后行ＣＴ血管成像 (ＳＳＤ和ＭＩＰ)见右肾动脉自腹主动脉发出后约 1ｃｍ即分成两条主干分别由前下和 Patients, male, 6 7 years old, because of gallbladder carcinoma CT axial enhanced scan found that the right renal artery from the abdominal aorta about 1cm after the release is divided into before and after the two trunk were walking outward, and then merged in the renal branch and then into the branch Renal parenchyma (Figure 1). After thin-layer reconstruction of CT angiography (SSD and MIP) see the right renal artery from the abdominal aorta after about 1cm is divided into two trunk by the front and