查询词典 cava

Move the transducer dorsally to the caudal or end of the retro peritoneal space and find the aorta and caudal vena cava.

把探头从背侧移至尾端，或是向腹膜后腔的末端移动，找寻主动脉与后腔静脉。

Results An intracerebral echoless cyst could be visualized in all the three cases, in which" high-speed and low-resistance" blood signal could be detected by CDFI. There was direct communication between the vein of Galen and several basis cranii cerebral arteries without cerebral ventricle dilation. The dilated heart-breast rate could be visualized in all the three cases, two of which complicating with the dilation of superior vena cava and tricuspid regurgitation; two of which complicating with pleural fluid and abdominal dropsy; one of which complicating with edema of skin and polyhydramnios; one of which complicating with reversing blood signal of umbilical artery in diastolic phase.

结果 超声声像图显示3例胎儿在丘脑后下方、小脑上方有一无回声囊性结构，彩色多普勒超声提示无回声区内为高速低阻血流信号，与颅底动脉环间可见多条血管分支相通；脑室系统均未见扩大；胎儿心胸比增大，其中2例伴有上腔静脉内径增宽、三尖瓣反流；2例伴有胸腹水，1例全身皮肤水肿伴羊水过多，1例脐动脉舒张期血流反向。

According to venography or surgery,the sensitivity and specificity of 3D DCE MRA in the diagnosis of abnormalities of vena cava were both 100%.In addition,it had advantages regarding demonstration of extravascular lesions and multiplanar capabilities.

以常规腔静脉造影和手术为标准，3D DCE MRA显示腔静脉病变的敏感性和特异性都为100%，另外它还具有能同时显示血管外病灶和多方位显示病变等优点。

There are stretched and converging mesenteric vessels between the portal vein in the hepatoduodenal ligament and the inferior vena cava.

下腔静脉和肝十二指肠韧带内的门静脉之间见拉长和会聚的肠系膜血管。

The disturbance of intelligence caused by sex,age and job has no correlation with that caused by infracortical cava stroke,but it presents negative correlation between education extent and extent of disturbance of intelligence.

性别、年龄、职业与腔隙性脑梗死后引发的智能障碍无相关性，但受教育程度的高低与智能障碍的程度呈负相关。

On radiologic workup, a prolapse of a lumbar intervertebral disc was ruled out, but agenesis of the infrarenal segment of the inferior vena cava was found, which has caused bilateral deep venous thrombosis.

在放射学的重建上，已排除椎间盘脱出，但却发现下腔静脉的肾下段的缺陷，这种缺陷已经导致两侧的深静脉血栓形成。

We report a case of primary synovial sarcoma of the kidney showing the following imaging patterns: The tumor occupied the entire left kidney, invaded into the left renal vein and inferior vena cava, and the tumor thrombus extends upward to the level of right atrium, downward to infrarenal IVC.

我们在此报告一个肾脏原发性滑液肉瘤伴随有以下转移的影像特徵：肿瘤占据整个左肾，侵入左边肾静脉以及下腔静脉，并且肿瘤栓塞向上延伸到右心房与向下到肾脏下段下腔静脉。

The superior vena cava and innominate vein are clearly visible.

其中上腔静脉和无名静脉清晰可见。

The 285th of the Mogo Caves is a Zen cava, excavated in the end of the Northern Wei Dynasty, on the overhead of the cave is painted some Chinese mythic figures and animals as well as the mani and malla from the Buddhist world of India, creating a universe of Chinese and Western gods and spirits.

莫高窟第285窟是北魏未开凿的禅窟，在它的窟顶四披绘有中国传说中的神话人物和神兽，与代表印度佛国世界的摩尼珠宝和力士，组成一个中西神、灵共存的天宇。

A 2. 5～5. 5 MHz transducer was used according to the acoustic depth of the heart examined. Group B was used x-ray fluoroscopy (a Philip mono-rotatable C arm X-ray equipment) as image guide with routine method reported by american college of cardiology cardiovascular technology assessment committee. TTE guiding CSC in site: The guide wire was inserted into left subclavicular vein and inferior vena cava and it was displayed clearly by TTE. The sheath could be displayed clearly too by TTE. CSC was put through the sheath into right atrium in prone position and was thoroughly showed by TTE via untypical parasternal four-chamber view.

本研究对60例心内电生理检查患者，应用TTE作为影像学引导的可行性和临床应用的方法学进行了探讨，并对5只犬TEE引导射频导管消融术时大头电极导管到位的可行性进行了动物实验研究，具体为：(1)专用冠状窦电极导管置放时TTE引导的可行研究；(2)普通电极导管置放时TTE引导的可行研究；(3)专用冠状窦电极导管和普通冠状窦电极导管置放时TTE的对比研究：(4)TTE引导His束电极导管和右室电极导管到位的临床应用研究；(5)TTE在心内电生理检查中的应用研究；(6)TEE引导射频导管消融术大头电极导管到位的实验研究。

Aquatic or marsh-growing fern allies; known to have existed since the Cenozoic; sometimes included in Lycopodiales.

生活于水中或湿地的蕨类；从新生代生存至今；有时归于石松目之中。

The engine was uprated from a 90hp Franklin to a 125hp Lycoming.

改良过的引擎是从90hp到125hp莱康明富兰克林。