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静脉造影

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Cases with portal vein stenoses received percutanous transluminal angioplasty and the stenoses alle...

门静脉血管造影在肝移植后门静脉并发症诊断中有重要的作用,经皮血管成形术对治疗门静脉狭窄可取得较好的疗效

When intravenous digital subtraction angiograph was introduced, Langer et al.

当静脉数字减影血管造影介绍,兰格等人。

Using CDFI to examine the models of TRAS were established before and after,observe the renal artery and each artery inside the TK, Emphasis to observe whetherthere are high speed color bloodstream signal in artificial TK arteriostenosis. Andachieve the pulse of artificial TK arteriostenosis、the renal artery and each arteryinside the TK, select the measure index include PSV、EDV and RI; Intravenous bolusinjection of contrast agent, Collect and store the continuous image which fromcontrast agent inner to disappear in TK and renal arterial. Open QLAB analysingsoftware, choose the region-of-interest, build TIC, measure and quantitativeanalysis on part parameter index.

在移植肾动脉狭窄动脉模型建立前后进行CDFI扫查,观察移植肾动脉及移植肾内各级动脉的彩色血流充盈情况,重点观察移植肾动脉人为狭窄处有无五彩镶嵌的高速彩色血流信号,并获取移植肾动脉人为狭窄处及肾动脉主干肾门处以及移植肾各级动脉的频谱,选取的测定指标包括:PSV、EDV、RI;经外周静脉注入造影剂,开启造影程序,采集并存贮造影剂开始注入至造影剂在移植肾动脉及移植肾内完全消失的连续动态声像图。

Methods Retrospective analysis was performed on the clinical characteristics,ultrasound manifestation,intravenous urography and cystoscopic examination of 18 cases of ureterocele confirmed by clinical surgery.

方法回顾分析经临床手术证实的18例输尿管囊肿患者的临床特点、超声表现、静脉尿路造影及膀胱镜检查结果。

Methods: For 56 cases of arterial bleeding, performed angiography in the artery which was suspected to be the bleeding one, and then infused the embolus into the bleeding after super-selection to embolize it. For 17 cases of esophageal veins and fundic veins bleeding caused by the higher blood pressure in portal vein, we performed angiography in portal vein stem through puncturing the liver, found the bleeding spot, then infuse the embolus into the bleeding veins through super-selection to stop bleeding.

56例动脉性出血采用Seldinger氏法,经股动脉穿刺将导管选择插入可疑出血的动脉内先行DSA检查,明确诊断,再超选择插入出血动脉内注入栓塞材料,栓塞出血动脉。17例门静脉高压致食管胃底静脉曲张破裂出血,则采用经皮穿肝至门静脉主干行门静脉造影,明确出血部位,再超选择插管至出血静脉注入栓塞材料进行栓塞治疗。

BACKGROUND: Saphenous vein grafts and pedicled right gastroepiploic artery grafts are routinely used to revascularize the right coronary artery. Little is known about the predictive value of objective pre-operative angiographic parameters on the 6-month graft patency and on the interest of these parameters to select the optimal graft material in individual cases.

背景:大隐静脉(SVG和胃网膜动脉(RGEA常规用于右冠状动脉血运重建,但观察术前冠脉造影参数对6个月未闭冠脉移植及利用这些参数在不同个体选择合适移植物尚很少研究。

Cases with epilepsy before operation lightened symptoms during the period of follow-up . We realized that : 1. The arteriovenous malformation of posterior cerebral artery has a high genesic rate and most of them have intracranial hemorrhage as the first symptoms . 2. To diagnose early by angiography , particular DSA . 3. To remove hematoma early by microscope certainly .

我们体会:①大脑后动脉动静脉畸形是发生率较高的脑血管畸形,而多以急生出血为首发症状;②尽快造影明确诊断,应积极行DSA检查;③尽早手术清除血肿,术中一定要在手术显微镜下操作。

Methods The resistive index in fifty-three cases of hydronephrotic kidney were observed and compared before and after operation (3 months and 6 months). All patients were examined for intravenous urography and nephrogram.

采用多普勒超声检测53例梗阻性肾积水患者的动脉血流参数[收缩期最大峰值流速、舒张期最低流速、阻力指数],并进行术前、术后3、6个月的随访观察,同时与静脉尿路造影和肾图对比。

Objective: To discuss the angiographic mehtods and representation of iliac vein compression syndrome.

目的:探讨髂静脉压迫综合征的造影方法及表现。

Results Localization diagnosis:2 of 3 cases were detected by CEUS(66.7%); All of 3 cases were detected by pancreatic thin-section dynamic real-time enhanced spiral CT(100%); All of 2 cases were detected by ASVS,but 1 case was located inexactly(50%); All of 4 cases were detected by IOUS with operation exploration(100%).

结果 定位诊断:3例行超声造影,检出2例(66.7%);3例行胰腺薄层螺旋CT动态实时增强扫描,均获检出(100%);2例选择性动脉钙刺激静脉采血测定胰岛素,均获检出,但其中1例定位不准确(50%);4例行术中超声+手术探查,均获检出(100%)。

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