2.
UPJO伴异位血管患者临床资料分析
Plinical data analysis of patients diagnosed with UPJO with ectopic vessels
| Case | Type of ectopic vessel | Number of branches | Spatial relationship between UPJ | Spatial distance between UPJ | Operation procedures |
| A，artery; V，vein; UPJ, ureteropelvic junction. | |||||
| 1 | Artery | 1 | In front of UPJ | Near | Retained |
| 2 | Artery | 1 | In front of UPJ | Far | Retained |
| 3 | Artery | 2 | Behind the UPJ | Far | Retained |
| 4 | Arteries and veins | A: 1/V: 1 | Behind the UPJ | Far | Retained |
| 5 | Arteries and veins | A: 4/V: 3 | In front of the renal pelvis | Near | Cut off |
| 6 | Artery | 1 | In front of UPJ | Far | Cut off |
| 7 | Arteries and veins | A: 1/V: 1 | In front of UPJ | Near | Retained |
| 8 | Vein | 1 | In front of UPJ | Near | Cut off |
| 9 | Artery | 1 | In front of UPJ | Near | Retained |
| 10 | Artery | 1 | In front of the renal pelvis | Near | Retained |
| 11 | Arteries and veins | A: 3/V: 2 | In front of the renal pelvis | Near | Retained |