图4 - 21肾段动脉铸型(前面观)The cast of segmental renal artery .马蹄肾血管铸型The cast of blood vessel of the horseshoe kidney .肾动脉变异The variation of renal artery .图4 - 29肾动脉和髂总动脉变异The variation of renal ar tery and common i l iac ar tery .肾的位置(前、后、矢状切面观)The position of k ......