迷走血管压迫性肾盂积水的X线诊断(附12例报告)

X-ray diagnosis of compressive hydronephrosis by aberrant blood vessel (report of 12 cases)

目的：提高对迷走血管压迫性肾盂积水的认识以及术前诊断的正确率。方法：病人肌注(654-220mg后静注造影剂40Ml，电视监视下多体位观察适时摄片。结果：表现为输尿管扭曲，输尿管肾孟交界处见线状透光影横跨，肾盂积水。12例病人经手术证实。结论：X线是诊断本病的主要方法，电视下低张双倍剂量静脉肾孟造影能提高该病的检出率。

Objective:To study the X-ray features of hydronephrosis resulting from aberrant vessel compressinon and improve the preoperative diagnosis .Methods:12 cases of hy studied 654-2 was injected intramaseulary followed by iv injection of 40ml of contrast medium.Then the patient was observed undr TV Montor in vanabfe positions po films ale taken.Results:The compresslve hydrindels by aberrant blood vessel showed following characteristic X-ray signs:tortuosity of ureter, a narrow lineal trans parency stretchstretching across the junction of renal pelvis and ureter and hydronephrosis All 12 cases diagnosed by X-ray wer confimed by operation Conclusion; X-ray examination is the metod of choice for diagnosing the disease ,Hypotomic and double fdosage IVP under TV monitoring can iacreace the detection rate of the disease.