Impact of image reconstruction on cerebral blood flow measured with 15O-water positron emission tomography [0.03%]
图像重建对15O-水正电子发射断层扫描测量脑血流量的影响
Elin Bäck,My Jonasson,Elin Lindström et al.
Elin Bäck et al.
Background: 15O-water positron emission tomography (PET) is considered the gold standard method for non-invasive measurement of cerebral blood flow (CBF). However, previously published average CBF values in healthy subjec...
Dual-ended readout TOF-DOI PET detectors based on 3.2 mm and 1.6 mm pitch LYSO arrays [0.03%]
基于3.2毫米和1.6毫米晶胞间距LYSO阵列的双端读出TOF-DOI PET探测器
Haibo Wang,Jiahao Xie,Jinyi Qi et al.
Haibo Wang et al.
Background: The image quality of positron emission tomography (PET) can be significantly enhanced by using time-of-flight (TOF) and depth-of-interaction (DOI) information. PET detectors are pivotal in determining the TOF ...
Gamma camera imaging characteristics of 203/212Pb as a theragnostic pair for targeted alpha therapy: a feasibility study [0.03%]
作为靶向α治疗的诊疗对的203/212Pb的伽马相机成像特性：一项可行性研究
David Kästner,Holger Hartmann,Robert Freudenberg et al.
David Kästner et al.
Background: 203Pb and 212Pb show promise as theragnostic agents for targeted alpha therapy (TAT) because two chemically identical isotopes can be used for diagnostic imaging and treatment. In the 212Pb decay chain, in add...
Performance evaluation of a medium axial field-of-view sparse PET system based on flat panels of monolithic LYSO detectors: a simulation study [0.03%]
基于单晶LYSO蒙娜石探测器平板的中视场稀疏PET系统性能评价：模拟研究
Maya Abi-Akl,Jens Maebe,Boris Vervenne et al.
Maya Abi-Akl et al.
Background: The combination of longer axial field-of-view (AFOV) and time-of-flight positron emission tomography (PET) has significantly improved system sensitivity and, as a result, image quality. This study investigates...
First performance evaluation of easyPET.3D, a high-resolution and cost-effective benchtop preclinical PET scanner [0.03%]
一种高分辨率且经济高效的台式小动物PET显微断层扫描仪easyPET.3D的首次性能评估
Fabiana M Ribeiro,Pedro M C C Encarnação,Ana L M Silva et al.
Fabiana M Ribeiro et al.
Purpose: EasyPET.3D is a preclinical positron emission tomography (PET) scanner with a unique scanning method based on two face-to-face detector modules with two axes of motion. Its performance evaluation is presented usi...
Shorter SPECT scans using self-supervised coordinate learning to synthesize skipped projection views [0.03%]
基于自监督坐标学习合成跳过的投影视图以缩短SPECT扫描时间
Zongyu Li,Yixuan Jia,Xiaojian Xu et al.
Zongyu Li et al.
Purpose: This study addresses the challenge of extended SPECT imaging duration under low-count conditions, as encountered in Lu-177 SPECT imaging, by developing a self-supervised learning approach to synthesize skipped SP...
Feasibility of simplified Patlak parametric imaging with scaled population-based input function on pancreatic cancer [0.03%]
基于人群的输入函数缩放简化Patlak参数成像在胰腺癌中的可行性研究
Zhixin Hao,Haiqiong Zhang,Yonghong Dang et al.
Zhixin Hao et al.
Background: This study evaluates the feasibility of using a simplified Patlak parametric imaging technique with a scaled population-based input function (sPBIF) in pancreatic cancer. ...
Optimized production of 89Zr as a medical radioisotope on a variable energy cyclotron and external beam-line [0.03%]
在可变能量回旋加速器外部束线上高效生产医用放射性同位素89Zr
Diana Cocioabă,Simona Baruta,Liviu Crăciun et al.
Diana Cocioabă et al.
Background: Zirconium-89 (89Zr) is a highly valued diagnostic radionuclide for positron emission tomography (PET) due to its long physical half-life of 78.4 h and decay characteristics, being preferred for the radiolabell...
Quantitative capabilities of commercial CZT SPECT-CT cameras with 99mTc [0.03%]
商用CdZnTe SPECT-CT相机的定量性能研究（99mTc）
Alain Seret,Claire Bernard
Alain Seret
Background: This study aimed to analyse the quantitative capabilities of cadmium-zinc-telluride (CZT)-based SPECT-CT cameras using 99mTc, comparable to the analysis performed a decade ago for the sodium iodide (NaI) SPECT...
Auto-segmentation, radiomic reproducibility, and comparison of radiomics between manual and AI-derived segmentations for coronary arteries in cardiac [18F]NaF PET/CT images [0.03%]
冠状动脉自动分割、放射组学重现性及[18F]NaF心肌PET/CT图像中手动和AI分割的放射组学对比研究
Suning Li,Jake Kendrick,Martin A Ebert et al.
Suning Li et al.
Background: [18F]NaF is a potential biomarker for assessing cardiac risk. Automated analysis of [18F]NaF positron emission tomography (PET) images, specifically through quantitative image analysis ("radiomics"), can poten...