tRAS

Conclusion : PTA is a safe and effective means of management for TRAS .

结论：PTA可安全有效地治疗TRAS。

Conclusion ( 1 ) TRAS of type ⅰ and ⅱ is suitable for interventional therapy .

结论（1）Ⅰ型、Ⅱ型狭窄为介入治疗的良好适应证。

The cold ischemic time and type of arterial anastomosis showed no significant effect on TRAS occurrence ( P0.05 ) .

冷缺血时间和动脉吻合方式对TRAS无影响（P0.05）。

( 21 . 7 % ) had TRAS for unknown causes .

TRAS原因不明者5例（21.7%）。

Objective To explore the clinical value of quantitative analysis of contrast enhancement ultrasound in diagnosing transplant renal artery stenosis ( TRAS ) .

目的探讨超声造影定量分析诊断移植肾肾动脉狭窄（TRAS）的临床价值。

Conclusion Quantitative analysis of contrast enhancement ultrasound is an effective way to diagnose TRAS , and it has a bright prospect in clinical application .

结论移植肾超声造影定量分析是诊断TRAS的有效手段，具有广阔的临床应用前景。

The cause of TRAS is controversial too .

TRAS发病原因尚有争议。

Objective : To evaluate the effects and techniques of stent placement in the treatment of transplant renal artery stenosis ( TRAS ) .

目的：探讨肾移植后肾动脉狭窄应用血管内支架治疗的方法和疗效。

Objective To establish a new criterion about Color Doppler Ultrasound ( CDUS ) in the diagnosis of transplant renal artery stenosis ( TRAS ) by using multiple index .

目的探讨运用多项彩色多普勒超声（CDUS）指标综合诊断移植肾肾动脉狭窄（TRAS）的的新标准。

Results : The images of transplant renal artery were enhanced at 22 ~ 32s after administration of contrast agents , and localized filling defect were seen in 12 cases with TRAS .

结果注射造影剂22～32s后移植肾动脉显影并呈带状增强，确诊移植肾动脉狭窄12例，移植肾动脉内均见造影剂局部充盈缺损。

Materials and Methods Twenty patients with TRAS were treated with percutaneous transluminal angioplasty ( PTA ) and / or stenting . The technical success , restenosis and the influence of stenotic type on therapeutic result were analyzed .

资料与方法采用经皮血管内成形术（PTA）和/或内支架治疗20例TRAS患者，对其技术成功率、再狭窄率以及狭窄类型对介入治疗的影响进行分析。

TRAS patient 's allograft renal artery which had been anastomosed end-to-end with internal iliac artery was shifted to end-to-side style with ( external ) iliac artery at the second time , and came out with normal Scr one month postoperation .

1例将与髂内动脉端端吻合的移植肾动脉改为与髂外动脉端侧吻合，术后至今1个月，血肌酐降至正常水平；