DTI

In 20 patients, including 16 of low-grade glioma ( LGG), 4 of high-grade glioma ( HGG), DTI clearly demonstrated that pyramidal tracts were not involved by tumor. The pre-KPS and post-KPS were 86 and 93, respectively.

36例病人中，20例DTI清楚显示肿瘤未累及锥体束，低级别16例、高级别4例，术前、后KPS评分平均为86和93；

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The tendency to systolic time interval ( sti) and diastolic time interval ( dti) during prolonged exercise

长时间运动中左心室收缩间期（STI）与舒张间期（DTI）的变化趋势

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CONCLUSION DTI can precisely showed the orientation and distribution of cerebral white matter fiber tracts, providing a valuable examination to study the relationship between cerebral functions and white matter fiber crossings.

结论DTI可清晰显示脑内白质纤维束的走行及分布，为了解脑功能与白质通路间关系提供了强有力研究手段。

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Methods 23 patients with isolated rheumatic mitral stenosis and 26 healthy subjects were evaluated by normal echocardiography and DTI.

方法23例单纯性风湿性二尖瓣狭窄患者与26例健康志愿者行常规超声心动图及DTI检查。

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DTI can be a new method for assessment of therapeutic effect.

结论ACEI能 改善高血压患者腹主动脉壁的弹性,DTI技术 是一种用于评价该药物疗效的新方法.

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The effect of anterior optic pathway lesion on the structure of bilateral optic radiation: a DTI study

前视觉通路病变患者双侧视放射的DTI研究

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When left diastole function in mitral flow pulse ( MFP) is pseudo normal', PW-DTI can actually assess the decrease of left ventricular diastole function.

以及左室舒张功能障碍患者二尖瓣血流频谱（MFP）表现为假正常时，DTI-PW在舒张功能障碍中的鉴别诊断价值，从而对左室舒张功能减低做出准确的评价。

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The clinical application of DTI and DTT on acute cerebral infarction

磁共振弥散张量及纤维束成像在急性脑梗死的临床应用

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Adding DTI to hippocampal volume significantly improved the accuracy to separate MCI and AD from CN.

联合DTI及海马体积测定可以明显提高对MCI及AD的诊断准确性.

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Objective To evaluate the value of Doppler tissue imaging ( DTI ) combining Dobutamine stress echocardiography ( DSE ) in detecting chronic hibernating myocardium ( CHM ).

目的　评价多普勒组织成像技术结合多巴酚丁胺超声负荷试验 ( DTI -DSE ) 检出慢性冬眠心肌 ( CHM ) 的价值.

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To evaluate the value of DTI in diagnosing cerebral infarction.

探讨DTI对脑梗死诊断的价值.

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The statistics and analysis of simulation data, RAMS calculation provide dependable basis for system realizing. ( 5) Design a departure time indication ( DTI) system which is supporting multiple protocols.

通过对仿真数据的统计和分析，以及系统RAMS计算，为构建可靠可用的现实系统提供了可靠的依据。（5）设计了一种支持多协议的发车指示器系统。

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Methods Conventional MRI and DTI findings in 12 cases of PVS were retrospectively analyzed.

方法　回顾性分析12例符合持续性植物状态诊断标准患者的MRI及DTI的影像学特点.

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To observe the change of atrial electromechanical time, contraction time and its dispersion in patients with paroxysmal atrial fibrillation ( PAF), two dimensional echocardiography ( 2 DE) and pulse wave Doppler tissue imaging ( PW DTI) were performed in 42 patients and 24 healthy controls.

采用多普勒组织成像（DTI）技术与同步心电图相结合观察阵发性心房颤动（简称房颤）患者心房各点电-机械时间（PA）和心房收缩时间（A）及其离散度的变化。

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The Researches on the application of MRE and DTI are very active these year.

磁共振弹性图和扩散张量成像的应用研究十分活跃.

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Comparative T_2WI with DTI study in malignancy phenylketonuria

恶性苯丙酮尿症T2WI与DTI的比较

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Objective To diagnose the left ventricular diastolic function with anterior wall myocardial infarction ( AMI ) using Dopper tissue image ( DTI ).

目的应用组织多普勒成像技术 ( DTI ) 诊断前壁心肌梗死左心室舒张功能.

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DTI is a sensitive method to detect the cardiac function after MI and PCI.

DTI技术 观测AMI患者 的心功能较常规超声心动图技术敏感性及特异性均高,可作为常规超声心动图的有力补充.

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Objective: To investigate the cardiac function in the patients with amyloidosis by echocardiography, Tissue Doppler Imaging ( DTI) and color M-mode flow propagation velocity ( Vp).

目的：应用超声心动图脉冲多普勒、组织多普勒（DTI）及彩色M型血流传播速率（Vp）技术评价心脏淀粉样变性患者的心脏功能。

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Conclusion: DTI can precisely showed the orientation and distribution of cerebral white matter fiber tracts, opening a new field for researching cerebral white matter fiber in vivo.

结论：DTI可显示脑内白质纤维束的走行及分布，为大脑白质纤维束的研究开辟了新的广阔领域。

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To rectify the geometric deformation of diffusion-tensor imaging ( DTI ) by non-rigid registration.

采用图像 非 刚体配准的方法校正 磁共振 弥散张量成像的几何畸变.

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Conclusion DTI can well distinguish conus terminalis from filum terminale.

结论脊髓DTI能区分脊髓圆锥与终丝的界限.

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DTI has distinct value in assessing ventricular function in CRF patients.

DTI技术可以很好地评价此类患者的心室功能.

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Methods: Fifty suspected patients were performed by DTI and 16-S CT.

方法: 50例可疑冠心病患者行DTI及16层CT检查.

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Conclusion: DTI is more accurate than MRI in diagnosing Wallerian degeneration.

结论: DTI技术 通过测量FA值 及其比值及神经纤维束的三维重建,较常规MRI更为准确客观地诊断Wallerian变性.

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The velocity and color code of the abnormal exciting point was higher than the normal ventricle myocardium, and could be displayed by DTI color code;

DTI的彩色编码反映了心室某异位起搏点的色彩、运动速度均高于正常心室肌；

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In this paper, a background on the acquisition and mathematics of DTI is discussed and a novel step-variant fiber tracking model is proposed. Finally, a visualization platform for DTI analysis and fiber tracking is accomplished with VC++/ ITK/ VTK.

本文介绍了DTI的原理、数据采集与处理方法，提出了一种可变步长的纤维跟踪方法，并以VC++/ITK/VTK为开发工具实现了DTI分析和纤维跟踪与可视化。

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The hypotensive effect of dimethyl trilobine iodide ( DTI ) was studied in various anesthesized animals.

本文报告碘化二甲基木防己碱 ( DTI ) 降压作用的研究.

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DTI could accurately present myocardial wall contraction and relaxation function.

DTI能定量测定室壁运动速度,可更精确反映收缩和舒张功能变化.

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By detecting the diffusion anisotropy of water in cerebrum, DTI can reveal the information of the structure of the tissues and the exchanges of water molecules with each tissue in pathology.

它利用大脑水分子扩散运动的各向异性进行成像，能够反映活体组织的空间组成信息及病理状态下各组织之间水分子交换状况。

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