我们在清理脾门处的动脉分支时,于脾动脉干一级分支处及脾上叶动脉二级分支处分别发现一成形脾动脉瘤和一早期脾动脉瘤,现将观察结果报道如下。1成形脾动脉瘤①外观:肿瘤位于脾动脉干末端一级分支处,中间宽,根部稍狭窄,顶端圆钝,大体呈心性型,中部扁径为11.8mm,根部扁径为6.58m We clear the spleen at the branch of the artery, the first branch of the splenic artery and the splenic artery on the second branch were found in a splenic aneurysm and an early splenic aneurysm, the observations are reported below. 1 forming splenic aneurysm ① appearance: the tumor is located in the splenic artery at the end of a branch, wide in the middle, the root slightly narrowed, apex obtuse, generally cardiac type, the central flat diameter of 11.8mm, root flat diameter of 6.58m