A fully automated AI-based method for tumour detection and quantification on [18F]PSMA-1007 PET-CT images in prostate cancer [0.03%]
基于人工智能的全自动前列腺癌[18F]PSMA-1007 PET-CT图像肿瘤检测与定量方法
Elin Trägårdh,Johannes Ulén,Olof Enqvist et al.
Elin Trägårdh et al.
Background: In this study, we further developed an artificial intelligence (AI)-based method for the detection and quantification of tumours in the prostate, lymph nodes and bone in prostate-specific membrane antigen (PSM...
A critical phantom study of the energy window used for 99mTc quantitative explorations with a ring CZT SPECT system [0.03%]
应用于环形 Cadmium Zinc Telluride (CZT) 单光子发射计算机断层摄影术(SPECT)系统的定量研究中99mTc能量窗口的批判性数值孔径(NAR)研究
Alain Seret,Claire Bernard
Alain Seret
Background: This study investigated, mainly for quantitative 99mTc explorations with a ring CZT SPECT system (GE HealthCare Starguide), the use of a narrow symmetric or a fully asymmetric energy window to reject scattered...
Development and validation of 3D super-resolution convolutional neural network for 18F-FDG-PET images [0.03%]
用于18F-FDG-PET图像的三维超分辨率卷积神经网络的开发与验证
Hiroki Endo,Kenji Hirata,Keiichi Magota et al.
Hiroki Endo et al.
Background: Positron emission tomography (PET) is a valuable tool for cancer diagnosis but generally has a lower spatial resolution compared to computed tomography (CT) or magnetic resonance imaging (MRI). High-resolution...
Toward the standardization of radiopharmaceutical therapies: a technical note evaluating a clinical dosimetry workflow for single-time-point 177Lu SPECT/CT-based therapies [0.03%]
向放射性药物治疗标准化迈进：评估单时间点177Lu SPECT/CT 基础上临床剂量学工作流程的技术说明
Taehyung Peter Kim,Wendy Siman,Vivek Mishra et al.
Taehyung Peter Kim et al.
Purpose: The lack of standardized dosimetry workflows in lutetium-177 ( 177 Lu) radiopharmaceutical therapies results in inconsistent absorbed doses and limits treatment planning. This study aims to evaluate the accura...
Motion correction of simultaneous brain PET/MR images based on tracer uptake characteristics [0.03%]
基于示踪剂摄取特性的脑PET/MR图像运动校正方法研究
Sheng-Chieh Chiu,Jose Angelo U Perucho,Yu-Hua Dean Fang
Sheng-Chieh Chiu
Background: Simultaneous PET/MR imaging enables precise anatomical localization and PET quantification by reducing PET-to-MR misalignments. However, involuntary motion during scans may still cause misalignment and quantif...
Hyperparameter-controlled regularized reconstruction method based on object structure and acquisition conditions in SPECT [0.03%]
基于对象结构和获取条件的超参数控制正则化重建方法在SPECT中的应用研究
Tomoya Minagawa,Kensuke Hori,Takeyuki Hashimoto
Tomoya Minagawa
In clinical nuclear medicine, reconstruction methods incorporating regularization terms have been widely investigated. However, searching for optimal hyperparameters for the entire examination is time-consuming and arduous because the optim...
Development of a population of digital brain phantoms for radionuclide imaging research in Parkinson's disease [0.03%]
帕金森病放射性核素成像研究的数字脑体模人群的发展
Wenbo Huang,Han Jiang,Guang-Uei Hung et al.
Wenbo Huang et al.
Purpose: Dopamine transporter (DAT) SPECT is a powerful tool for early diagnosis of Parkinson's disease (PD), while digital phantoms and Monte Carlo (MC) simulations can serve as important research tools. This study aims ...
MSA-Net: a multi-scale and adversarial learning network for segmenting bone metastases in low-resolution SPECT imaging [0.03%]
MSA-Net：一种用于低分辨率SPECT影像中骨转移灶分割的多尺度对抗学习网络
Yusheng Wu,Qiang Lin,Yang He et al.
Yusheng Wu et al.
Background: Single-photon emission computed tomography (SPECT) plays a crucial role in detecting bone metastases from lung cancer. However, its low spatial resolution and lesion similarity to benign structures present sig...
Feasibility of in vivo small animal imaging using a clinical total-body PET/CT system [0.03%]
临床全身PET/CT系统的小动物成像可行性研究
Julia G Mannheim,Wenhong Lan,Maurizio Conti et al.
Julia G Mannheim et al.
Background: Clinical PET scanners have long been explored for preclinical imaging, but limited spatial resolution and sensitivity have restricted their use for preclinical studies. The recent availability of total-body (T...
Modeling of a population-based input function (PBIF) using the Feng model in dynamic ⁶⁸Ga-DOTATOC whole body PET/CT scans: feasibility of shortened imaging protocols on PET/CT Vision 600 system ® [0.03%]
基于人群的输入函数（PBIF）在动态⁶⁸Ga-DOTATOC全身PET/CT扫描中的Feng模型建模：在PET/CT Vision 600系统上缩短成像协议的可行性研究
Thomas Godefroy,Mathieu Pavoine,David Bourhis et al.
Thomas Godefroy et al.
Background: This study focuses on modeling a population-based input function (PBIF) in dynamic ⁶⁸Ga-DOTATOC PET/CT exams, with the aim of developing clinically adoptable protocols. The PBIF is derived from an image-deri...