Intra-voxel incoherent motion MRI of the living human foetus: technique and test-retest repeatability [0.03%]
活体胎儿灌注MRI的亚毫米小视野技术及测试重复性
András Jakab,Ruth Tuura,Raimund Kottke et al.
András Jakab et al.
Background: Our purpose was to test the within-subject (test-retest) reproducibility of the perfusion fraction, diffusion coefficient, and pseudo-diffusion coefficient measurements in various foetus organs and in the plac...
Use of the Hourglass peripheral embolisation device: early experiences [0.03%]
Hourglass栓塞装置的使用：初步经验报告
Peter Hughes,Ian Brennan,J Mark Ryan
Peter Hughes
We evaluated a novel intravascular plug, the Hourglass peripheral embolisation device (PED). We describe, for the first time, the use of this device and discuss its potential applications. The device was deployed in nine patients over a six...
3-T MRI implant safety: heat induction with new dual-channel radiofrequency transmission technology [0.03%]
3T磁共振植入物安全性：新型双通道射频传输技术的发热效应研究
Nadja A Farshad-Amacker,Daniel Nanz,Arjun Thanbanbalasingam et al.
Nadja A Farshad-Amacker et al.
We aimed to investigate whether different transmission settings of the dual-transmit technology may influence the amount of heat induction around an implant material dependent on its location within the magnetic field. Metallic hip implants...
Investigation of aquaporins and apparent diffusion coefficient from ultra-high b-values in a rat model of diabetic nephropathy [0.03%]
糖尿病肾病大鼠模型中的水通道蛋白和超高b值的表观扩散系数的研究
Yu Wang,Heng Zhang,Ruzhi Zhang et al.
Yu Wang et al.
Background: To assess kidney damage in a rat model of type-2 diabetic nephropathy based on apparent diffusion coefficient (ADC) data obtained from ultra-high b-values and discuss its relationship to the expression of aqua...
Noninvasive assessment and quantification of tumour vascularisation using MRI and CT in a tumour model with modifiable angiogenesis - An animal experimental prospective cohort study [0.03%]
基于可调控血管生成的肿瘤模型的磁共振和CT灌注成像评估及量化血管形成：动物实验性前瞻性队列研究
M Mirus,S V Tokalov,G Wolf et al.
M Mirus et al.
Background: To investigate vascular-related pathophysiological characteristics of two human lung cancers with modifiable vascularisation using MRI and CT. ...
Precision of manual two-dimensional segmentations of lung and liver metastases and its impact on tumour response assessment using RECIST 1.1 [0.03%]
手动二维分割的精确度及对肺和肝转移瘤采用RECIST 1.1标准评估肿瘤反应的影响
F H Cornelis,M Martin,O Saut et al.
F H Cornelis et al.
Background: Response evaluation criteria in solid tumours (RECIST) has significant limitations in terms of variability and reproducibility, which may not be independent. The aim of the study was to evaluate the precision ...
Imaging of the saccule for the diagnosis of endolymphatic hydrops in Meniere disease, using a three-dimensional T2-weighted steady state free precession sequence: accurate, fast, and without contrast material intravenous injection [0.03%]
使用三维T2加权稳态自由进动序列成像球囊诊断美尼尔病内淋巴积水：准确、快速且无需静脉注射对比剂
Aïna Venkatasamy,Francis Veillon,Aude Fleury et al.
Aïna Venkatasamy et al.
Background: Endolymphatic hydrops can be studied on magnetic resonance imaging (MRI) using images acquired 4 h after intravenous injection of Gd-chelate. Our aim was to compare high-resolution T2-weighted images of the sa...
Semi-quantitative evaluation of signal intensity and contrast-enhancement in Modic changes [0.03%]
Modic改变的信号强度和强化的半定量评估
Marta Tibiletti,Cristina Ciavarro,Vlasta Bari et al.
Marta Tibiletti et al.
Background: Semi-quantitative evaluation of Modic changes (MCs) has recently been proposed as a way to standardise and increase repeatability of clinical studies. This study is aimed at developing semi-quantitative measur...
Differentiation of vestibular schwannomas from meningiomas of the internal auditory canal using perilymphatic signal evaluation on T2-weighted gradient-echo fast imaging employing steady state acquisition at 3T [0.03%]
应用3T梯度回波稳态采集序列内淋巴信号评价听神经瘤和脑膜瘤的鉴别诊断价值研究
A Venkatasamy,D Le Foll,A Karol et al.
A Venkatasamy et al.
Background: Our aim was to confirm the usefulness of the perilymphatic signal changes on T2-weighted (T2W) gradient-echo sequence to differentiate vestibular schwannomas from internal auditory canal (IAC) meningiomas, thr...
Evaluation of bone mineral density of the lumbar spine using a novel phantomless dual-energy CT post-processing algorithm in comparison with dual-energy X-ray absorptiometry [0.03%]
无模型基线的双能量CT骨密度评估腰椎与双能X线吸收法对比研究
Christian Booz,Philipp C Hofmann,Martin Sedlmair et al.
Christian Booz et al.
Background: Current techniques for evaluation of bone mineral density (BMD) commonly require phantom calibration. The purpose of this study was to evaluate a novel algorithm for phantomless in vivo dual-energy computed to...