Thyroid radiation dose reduction with the use of thyroid shields during CT brain studies [0.03%]
头部CT扫描时使用甲状腺防护板减少辐射剂量的影响研究
Vimukthi Gunathilaka,Menaka Sampath,Nuwan Darshana Wickramasinghe et al.
Vimukthi Gunathilaka et al.
Medical radiation plays a crucial role in diagnostic imaging; however, any exposure carries potential risks. The thyroid gland, due to its proximity to the imaging field, is particularly vulnerable to radiation during CT brain scans. This s...
Impact of dynamic jaw width adjustment in tomotherapy on hippocampus sparing and treatment efficiency in whole-brain radiotherapy [0.03%]
调强容积旋转治疗中动态上下颌宽度调整对全脑放疗海马避让及治疗效率的影响
Dipesh,Supratik Sen,Sandeep Singh et al.
Dipesh et al.
The aim of this study is to evaluate the impact of dynamic jaw width adjustment in tomotherapy on hippocampal sparing, target dose conformity, and treatment efficiency in hippocampal-avoidance whole-brain radiotherapy (HA-WBRT), in accordan...
Seiya Nakagawa,Tosiaki Miyati,Naoki Ohno et al.
Seiya Nakagawa et al.
Measurement of renal volume is useful in the early detection and monitoring of renal disease. However, changes in renal volume during postural changes are not clear. Therefore, this study used multi-posture MRI system that can obtain renal ...
Temporal image compression in cardiac computed tomography: impact of temporal super resolution and noise reduction for assessing left ventricular function [0.03%]
冠状CT的心脏图像压缩：时间超分辨率和降噪对评估左心室功能的影响
Masatoshi Kondo,Yuzo Yamasaki,Atsushi Ueno et al.
Masatoshi Kondo et al.
Computed tomography (CT) is valuable for assessing left ventricular (LV) function. However, it leads to increased data storage demands and energy consumption. Temporal super resolution (TSR) has the potential to reduce temporal data size wh...
Automatic segmentation of cone beam CT images using treatment planning CT images in patients with prostate cancer [0.03%]
利用治疗计划CT图像自动分割前列腺癌患者锥形束CT图像
Yoshiki Takayama,Noriyuki Kadoya,Takaya Yamamoto et al.
Yoshiki Takayama et al.
Cone-beam computed tomography-based online adaptive radiotherapy (CBCT-based online ART) is currently used in clinical practice; however, deep learning-based segmentation of CBCT images remains challenging. Previous studies generated CBCT d...
A novel hybrid convolutional and recurrent neural network model for automatic pituitary adenoma classification using dynamic contrast-enhanced MRI [0.03%]
一种新颖的混合卷积和循环神经网络模型，用于使用动态对比度增强MRI进行自动垂体腺瘤分类
Milad Motamed,Mostafa Bastam,Seyed Mohamadreza Tabatabaie et al.
Milad Motamed et al.
Pituitary adenomas, ranging from subtle microadenomas to mass-effect macroadenomas, pose diagnostic challenges for radiologists due to increasing scan volumes and the complexity of dynamic contrast-enhanced MRI interpretation. A hybrid CNN-...
GAN-MRI enhanced multi-organ MRI segmentation: a deep learning perspective [0.03%]
从深度学习角度看GAN-MRI的多器官MRI分割增强作用
Arvind Channarayapatna Srinivasa,Seema S Bhat,Dikendra Baduwal et al.
Arvind Channarayapatna Srinivasa et al.
Clinical magnetic resonance imaging (MRI) is a high-resolution tool widely used for detailed anatomical imaging. However, prolonged scan times often lead to motion artefacts and patient discomfort. Fast acquisition techniques can reduce sca...
The comparison of MRI and CT protocol examination times for mechanical thrombectomy in acute ischemic stroke [0.03%]
急性缺血性卒中行机械取栓的MRI与CT检查流程所需时间比较
Akai Tsuda,Daisuke Oura,Riku Ihara
Akai Tsuda
In acute ischemic stroke (AIS), where the shortest possible assessment is required to minimize time to mechanical thrombectomy (MT). With recent advancements in MRI reconstruction technology, MRI has also become valuable in the decision-mak...
Practical signal-to-noise ratio mapping using single clinical MR images [0.03%]
利用单张临床磁共振图像进行实用的信噪比图绘制方法
Shinya Kojima,Shuntaro Higuchi,Tatsuya Hayashi et al.
Shinya Kojima et al.
Accurate signal-to-noise ratio (SNR) measurement is essential for evaluating image quality in magnetic resonance imaging (MRI). While the subtraction-map method provides precise SNR measurements, it requires two consecutive acquisitions, li...
Temporal changes in sucrose phantoms for magnetic resonance imaging: effects of preparation temperatures [0.03%]
用于磁共振成像的蔗糖模型的制备温度对其性能的影响研究
Yasuo Takatsu,Akiyoshi Iwase,Naoki Hayashi et al.
Yasuo Takatsu et al.
This study investigated the effects of preparation temperature and usage period on the relaxation times and apparent diffusion coefficients (ADC) of sucrose phantoms to enhance imaging reliability. Phantoms were prepared using 10% sucrose s...