pvl

Methods CT findings in 126 cases with PVL were analyzed retrospectively .

方法回顾性分析126例儿童脑室周围白质软化症的临床及CT表现。

In conclusion , brain MRI confirmed the PVL change discovered by cranial ultrasound and the resluts were strongly correlated with spastic type cerebral palsy .

总而言之，脑部磁振摄影检查确定超音波脑室周围白质软化症之发现，并与痉挛性脑性麻庳有强烈之关联性。

Methods Clinical and CT findings in 130 cases of PVL were retrospectively analyzed .

方法选择临床CT证实的130例PVL典型病例进行回顾性分析。

The outcomes of neurobehavioral tests of PVL group were greatly abnormal compared with control group .

神经行为学检测PVL组与对照组织比较有明显异常。

Conclusions Intrauterine hypoxia ischemia and infection are two high risk factors of PVL in premature infants .

结论宫内缺氧缺血和感染是早产儿PVL的高危因素。

Vaginal delivery and mechanical ventilation were possible high-risk factors for the development of cystic PVL .

与发生囊性PVL相关的可能高危因素为阴道分娩和机械呼吸。

MRI of the late PVL has a characteristic performance , more suitable for the late follow-up and assessment .

MRI对PVL晚期具有特征性表现，较适合后期随访及评估。

PVL lacks specific symptoms and the diagnosis of PVL depends on imageology .

PVL无特异性症状，诊断依赖于影像学检查。

Conclusion PVL is a main factor of cerebral palsy , MRI has a characteristic manifestations of PVL .

结论PVL是脑性瘫痪的一个主要原因，MRI对PVL具有特征性表现。

Objective To investigate the clinical and MRI characteristic of periventricular leukomalacia ( PVL ) in children .

目的探讨儿童侧脑室周围白质软化症（PVL）的临床和核磁共振（MRI）特征。

Objective To investigate the high risk factors of periventricular leukomalacia ( PVL ) in preterm infants .

目的探讨早产儿脑室周围白质软化（PVL）的高危因素。

Living environment is found to contain pvL gene of Staphylococcus aureus accounted for 25.92 % , should pay attention to .

生活环境中检出含pvL基因的金葡菌占25.92%，应引起重视。

Objective To evaluate personal vascular laboratory ( PVL ) and color duplex ultrasonography in detecting peripheral arterial occlusive disease .

目的评价多功能周围血管检查（personalvascularlaboratory，PVL）与双功彩超在检测下肢动脉闭塞症中的优缺点和相对适应征。

NO plays a key role in the hemodynamic changes of PVL rats and the induction of prehepatic portal hypertension .

NO参与了PVL术后血流动力学的变化及肝前性门静脉高压症模型的形成。

The accuracy of PVL in evaluating peripheral arterial occlusive disease was 73.9 % compared with that of DSA .

结果与动脉DSA相比，PVL检测下肢动脉闭塞症的符合率为73.9%；

Objective To establish the 2 day-old SD rats model of periventricular leukomalacia ( PVL ) .

目的建立2日龄SD大鼠脑室周围白质软化（PVL）动物模型，并进行评价。

Objective To compare pediatric patients with periventricular leukomalacia ( PVL ) with normal children by using diffusion tensor MR imaging .

目的应用MR扩散张量成像对脑室周围白质软化症（PVL）患儿和正常婴幼儿进行比较。

Objective To study the etiology and clinics as well as CT diagnostic value of periventricular leukomalacia ( PVL ) in children .

目的探讨小儿侧脑室旁白质软化症（PVL）的病因与临床及CT诊断价值。

The etiology of PVL is complicated , which includes anatomy , physiology , cytology and biology , et al .

PVL病因复杂，涉及到解剖学、生理学、细胞学及生物学等方面。

Conclusion PROM , hypoxemia , acidosis , hypocarbia and PVE are high risk factors of PVL .

结论PROM、低氧血症、酸中毒、低碳酸血症、PVE为早产儿PVL的高危因素。

Methods : contrast the PVL with color Doppler ultrasound ( CDUS ) result of 60 elderly patients and 120 arteries of lower extremity .

方法：对60例老年患者进行双下肢多功能无创血管检查，包括多普勒血流图形描记、节段性血压测定，并以彩色超声结果为对照进行对比分析。

PvL production by Staphylococcus aureus in a community have the epidemic reports , and health in populations also have a certain proportion of carriers .

产pvL的金葡菌在社区有流行性报道，且健康人群中也有一定比例的携带者。

A total number of 98 2-day postnatal SD rats were randomly divided into two groups : the sham surgery group and the PVL model group .

方法：1.将新生2日龄SD大鼠98只随机分为假手术组和PVL模型组。

Methods A total of 52 preterm infants with and without PVL were analysed by case control study . Logistic regression analysis for 18 kinds of risk factors was also made .

方法对合并PVL与未合并PVL的早产儿（各26例）进行病例对照研究，对18种危险因素进行Logistic回归分析。

The present researches are mostly focused on physical phenomena . As for the future work on PVL , machining mechanism based on chemical effects should be studied equivalently .

目前的数值研究只是针对最基础的物理现象，化学作用的加工原理将是后续研究一个重要方向。

Objective To detect Panton-Valentine leukocidin gene ( PVL gene ) from the isolates of Staphylococcus aureus .

目的应用多重PCR检测含Panton-Valentine杀白细胞素（PVL）基因的金黄色葡萄球菌。

PvL containing Staphylococcus aureus in raw milk , meat products , frozen food , these two processing of food and temperature , health , population mobility related .

含pvL的金葡菌主要在生牛乳、肉制品、速冻食品中，这些二次加工的食品与温度，卫生，人口流动性大有关。

The movement of polishing particle in PVL is not constrained , MD simulation of the impact of free particle on substrate is not found elsewhere .

加工过程中磨粒的运动是不受约束的，关于自由磨粒冲击的分子动力学仿真目前尚未见到相同的资料。

Of 152 cases with PVL , 108 cases ( 71.1 % ) were preterm infants and 44 cases ( 28.9 % ) were term infants .

152例PVL患儿中，发生于未成熟儿108例（71.1%）、足月儿44例（28.9%）。

Conclusions The data of the muhicenter investigation can basically reflect the situation about the occurrence of PVL in premature infants in major big cities of China .

结论该调查数据基本可以反映我国主要大城市早产儿PVL发生率的情况。