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A method for evaluation of patient-specific lean body mass from limited-coverage CT images and its application in PERCIST: comparison with predictive equation

期刊: EJNMMI PHYSICS, 2021; 8 (1)

Background Standardized uptake value (SUV) normalized by lean body mass ([LBM] SUL) is recommended as metric by PERCIST 1.0. The James predictive equa......

Evaluation of SUVlean consistency in FDG and PSMA PET/MR with Dixon-, James-, and Janma-based lean body mass correction

期刊: EJNMMI PHYSICS, 2021; 8 (1)

PurposeTo systematically evaluate the consistency of various standardized uptake value (SUV) lean body mass (LBM) normalization methods in a clinical ......

Internal dosimetry in F-18 FDG PET examinations based on long-time-measured organ activities using total-body PET/CT: does it make any difference from a short-time measurement?

期刊: EJNMMI PHYSICS, 2021; 8 (1)

Purpose A 2-m axial field-of-view, total-body PET/CT scanner (uEXPLORER) has been recently developed to provide total-body coverage and ultra-high sen......

A methodological investigation of healthy tissue, hepatocellular carcinoma, and other lesions with dynamic Ga-68-FAPI-04 PET/CT imaging

期刊: EJNMMI PHYSICS, 2021; 8 (1)

Background: The study aimed to establish a Ga-68-FAPI-04 kinetic model in hepatic lesions, to determine the potential role of kinetic parameters in th......

Assessment of cardiac amyloidosis with Tc-99m-pyrophosphate (PYP) quantitative SPECT

期刊: EJNMMI PHYSICS, 2021; 8 (1)

Background Tc-99m-PYP scintigraphy provides differential diagnosis of ATTR cardiomyopathy (ATTR-CM) from light chain cardiac amyloidosis and other myo......

Design and system evaluation of a dual-panel portable PET (DP-PET)

期刊: EJNMMI PHYSICS, 2021; 8 (1)

Background Integrated whole-body PET/MR technology continues to mature and is now extensively used in clinical settings. However, due to the special d......

Performance characteristics of the digital uMI550 PET/CT system according to the NEMA NU2-2018 standard

期刊: EJNMMI PHYSICS, 2020; 7 (1)

Background The aim of this study is to conduct physical performance evaluation on the uMI550 whole-body PET/CT system according to the NEMA NU2-2018 s......

Ultra high speed SPECT bone imaging enabled by a deep learning enhancement method: a proof of concept

期刊: EJNMMI PHYSICS, 2022; 9 (1)

Background To generate high-quality bone scan SPECT images from only 1/7 scan time SPECT images using deep learning-based enhancement method. Material......

Motion correction and its impact on quantification in dynamic total-body 18F-fluorodeoxyglucose PET

期刊: EJNMMI PHYSICS, 2022; 9 (1)

Background The total-body positron emission tomography (PET) scanner provides an unprecedented opportunity to scan the whole body simultaneously, than......

Deep progressive learning achieves whole-body low-dose F-18-FDG PET imaging

期刊: EJNMMI PHYSICS, 2022; 9 (1)

Objectives To validate a total-body PET-guided deep progressive learning reconstruction method (DPR) for low-dose F-18-FDG PET imaging. Methods List-m......

Comparison between a dual-time-window protocol and other simplified protocols for dynamic total-body F-18-FDG PET imaging

期刊: EJNMMI PHYSICS, 2022; 9 (1)

Purpose Efforts have been made both to avoid invasive blood sampling and to shorten the scan duration for dynamic positron emission tomography (PET) i......

Optimizing acquisition times for total-body positron emission tomography/computed tomography with half-dose F-18-fluorodeoxyglucose in oncology patients

期刊: EJNMMI PHYSICS, 2022; 9 (1)

Background The present study aimed to explore the boundary of acquisition time and propose an optimized acquisition time range for total-body positron......

Evaluating two respiratory correction methods for abdominal PET/MRI imaging

期刊: EJNMMI PHYSICS, 2022; 9 (1)

Background To evaluate two respiratory correction methods for abdominal PET/MRI images and further to analyse the effects on standard uptake values (S......

Deep learning-assisted PET imaging achieves fast scan/low-dose examination

期刊: EJNMMI PHYSICS, 2022; 9 (1)

Purpose This study aimed to investigate the impact of a deep learning (DL)-based denoising method on the image quality and lesion detectability of F-1......

The effect of Q.Clear reconstruction on quantification and spatial resolution of 18F-FDG PET in simultaneous PET/MR

期刊: EJNMMI PHYSICS, 2022; 9 (1)

Background: Q.Clear is a block sequential regularized expectation maximization penalized-likelihood reconstruction algorithm for Positron Emission Tom......

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