Impact of image-space resolution modeling for studies with the high-resolution research tomograph

…, MJ Ribeiro, I Buvat, R Trébossen - Journal of Nuclear …, 2008 - Soc Nuclear Med
Brain PET in small structures is challenged by low resolution inducing bias in the activity
measurements. Improved spatial resolution may be obtained by using dedicated tomographs …

Optimization of injected dose based on noise equivalent count rates for 2-and 3-dimensional whole-body PET

…, N Ferreira, B Bendriem, R Trébossen - Journal of Nuclear …, 2002 - Soc Nuclear Med
The noise equivalent count (NEC) rate index is used to derive guidelines on the optimal
injected dose to the patient for 2-dimensional (2D) and 3-dimensional (3D) whole-body PET …

The second generation HRRT-a multi-centre scanner performance investigation

…, M Teras, CJ Thompson, R Trébossen… - IEEE Nuclear …, 2005 - ieeexplore.ieee.org
The high resolution research tomograph (HRRT) is one of the most complex existing positron
emission tomographs: it is the only human size scanner capable of decoding the depth of …

Comparison of Eight Methods for the Estimation of the Image-Derived Input Function in Dynamic [18F]-FDG PET Human Brain Studies

…, V Gaura, A Bar-Hen, R Trébossen - Journal of Cerebral …, 2009 - journals.sagepub.com
The aim of this study was to compare eight methods for the estimation of the image-derived
input function (IDIF) in [ 18 F]-FDG positron emission tomography (PET) dynamic brain …

Segmentation of rodent whole-body dynamic PET images: an unsupervised method based on voxel dynamics

…, F Dollé, PE Nielsen, R Trébossen… - IEEE transactions on …, 2008 - ieeexplore.ieee.org
Positron emission tomography (PET) is a useful tool for pharmacokinetics studies in rodents
during the preclinical phase of drug and tracer development. However, rodent organs are …

Absorbed 18F-FDG dose to the fetus during early pregnancy

…, D Taieb, S Cammilleri, R Trébossen… - Journal of Nuclear …, 2010 - Soc Nuclear Med
We describe a rare case of a woman who underwent 18 F-FDG PET/CT during early pregnancy
(fetus age, 10 wk). The fetal absorbed dose was calculated by taking into account the 18 …

Evaluating image reconstruction methods for tumor detection in 3-dimensional whole-body PET oncology imaging

…, M Lin, V Villemagne, R Trébossen - Journal of Nuclear …, 2003 - Soc Nuclear Med
We compare 3 image reconstruction algorithms for use in 3-dimensional (3D) whole-body
PET oncology imaging. We have previously shown that combining Fourier rebinning (FORE) …

11C-DPA-713: a novel peripheral benzodiazepine receptor PET ligand for in vivo imaging of neuroinflammation

…, MC Grégoire, ML James, R Trebossen… - Journal of Nuclear …, 2007 - Soc Nuclear Med
The induction of neuroinflammatory processes, characterized by upregulation of the peripheral
benzodiazepine receptor (PBR) expressed by microglial cells, is well correlated with …

CATI: a large distributed infrastructure for the neuroimaging of cohorts

…, D Rivière, M Pélégrini-Issac, V Perlbarg, R Trebossen… - Neuroinformatics, 2016 - Springer
This paper provides an overview of CATI, a platform dedicated to multicenter neuroimaging.
Initiated by the French Alzheimer’s plan (2008–2012), CATI is a research project called on …

Fully 4D image reconstruction by estimation of an input function and spectral coefficients

…, FC Sureau, C Comtat, R Trébossen… - 2007 IEEE Nuclear …, 2007 - ieeexplore.ieee.org
A new dynamic image reconstruction method for PET is proposed. First, a set of exponential
temporal basis functions is predefined, covering the entire range of kinetics (from static …